CINXE.COM

Níquel - Viquipèdia, l'enciclopèdia lliure

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available" lang="ca" dir="ltr"> <head> <meta charset="UTF-8"> <title>Níquel - Viquipèdia, l'enciclopèdia lliure</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-sticky-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-toc-available";var cookie=document.cookie.match(/(?:^|; )cawikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":[",\t.",".\t,"],"wgDigitTransformTable":["",""], "wgDefaultDateFormat":"dmy","wgMonthNames":["","gener","febrer","març","abril","maig","juny","juliol","agost","setembre","octubre","novembre","desembre"],"wgRequestId":"d5bf9278-38a7-4c14-b06f-6e7bc1b62e3c","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"Níquel","wgTitle":"Níquel","wgCurRevisionId":33794625,"wgRevisionId":33794625,"wgArticleId":19784,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":["Pàgines amb arguments formatnum no numèrics","Pàgines que utilitzen múltiples imatges amb imatges escalades automàticament","Articles sense referències","Pàgines amb enllaç commonscat des de Wikidata","Articles amb la plantilla Webarchive amb enllaç wayback","Control d'autoritats","Pàgines que usen un format obsolet d'etiquetes chem","Níquel"],"wgPageViewLanguage":"ca","wgPageContentLanguage":"ca","wgPageContentModel":"wikitext","wgRelevantPageName":"Níquel", "wgRelevantArticleId":19784,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[],"wgRestrictionMove":[],"wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":true,"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"ca","pageLanguageDir":"ltr","pageVariantFallbacks":"ca"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":true,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":20000,"wgRelatedArticlesCompat":[],"wgCentralAuthMobileDomain":false,"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q744","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true, "wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false,"wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading","ext.cite.styles":"ready","ext.math.styles":"ready","skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","ext.uls.interlanguage":"ready","wikibase.client.init":"ready","wikibase.client.data-bridge.externalModifiers":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["ext.cite.ux-enhancements","mediawiki.page.media","site","mediawiki.page.ready","mediawiki.toc","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.gadget.UkensKonkurranse","ext.gadget.refToolbar","ext.gadget.charinsert","ext.gadget.AltresViccionari", "ext.gadget.purgetab","ext.gadget.DocTabs","ext.gadget.switcher","ext.urlShortener.toolbar","ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader","ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.cx.uls.quick.actions","wikibase.client.vector-2022","wikibase.client.data-bridge.init","ext.checkUser.clientHints","ext.growthExperiments.SuggestedEditSession","oojs-ui.styles.icons-media","oojs-ui-core.icons","wikibase.sidebar.tracking"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=ca&amp;modules=ext.cite.styles%7Cext.math.styles%7Cext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles%7Cwikibase.client.data-bridge.externalModifiers%7Cwikibase.client.init&amp;only=styles&amp;skin=vector-2022"> <script async="" src="/w/load.php?lang=ca&amp;modules=startup&amp;only=scripts&amp;raw=1&amp;skin=vector-2022"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=ca&amp;modules=site.styles&amp;only=styles&amp;skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.4"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/5/57/Nickel_chunk.jpg"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="1264"> <meta property="og:image" content="https://upload.wikimedia.org/wikipedia/commons/5/57/Nickel_chunk.jpg"> <meta property="og:image:width" content="800"> <meta property="og:image:height" content="843"> <meta property="og:image:width" content="640"> <meta property="og:image:height" content="674"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="Níquel - Viquipèdia, l&#039;enciclopèdia lliure"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//ca.m.wikipedia.org/wiki/N%C3%ADquel"> <link rel="alternate" type="application/x-wiki" title="Modifica" href="/w/index.php?title=N%C3%ADquel&amp;action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Viquipèdia (ca)"> <link rel="EditURI" type="application/rsd+xml" href="//ca.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://ca.wikipedia.org/wiki/N%C3%ADquel"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.ca"> <link rel="alternate" type="application/atom+xml" title="Canal de sindicació Atom Viquipèdia" href="/w/index.php?title=Especial:Canvis_recents&amp;feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Níquel rootpage-Níquel skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Vés al contingut</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Lloc"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Menú principal" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Menú principal</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Menú principal</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">amaga</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navegació </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Portada" title="Visiteu la pàgina principal [z]" accesskey="z"><span>Portada</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Especial:Article_aleatori" title="Carrega una pàgina a l’atzar [x]" accesskey="x"><span>Article a l'atzar</span></a></li><li id="n-Articles-de-qualitat" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Articles_de_qualitat"><span>Articles de qualitat</span></a></li> </ul> </div> </div> <div id="p-Comunitat" class="vector-menu mw-portlet mw-portlet-Comunitat" > <div class="vector-menu-heading"> Comunitat </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-portal" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Portal" title="Sobre el projecte, què podeu fer, on trobareu les coses"><span>Portal viquipedista</span></a></li><li id="n-Agenda-d&#039;actes" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Trobades"><span>Agenda d'actes</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Especial:Canvis_recents" title="Una llista dels canvis recents al wiki [r]" accesskey="r"><span>Canvis recents</span></a></li><li id="n-La-taverna" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:La_taverna"><span>La taverna</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Contacte"><span>Contacte</span></a></li><li id="n-Xat" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Canals_IRC"><span>Xat</span></a></li><li id="n-help" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Ajuda" title="El lloc per a saber més coses"><span>Ajuda</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Portada" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Viquipèdia" src="/static/images/mobile/copyright/wikipedia-wordmark-ca.svg" style="width: 7.5em; height: 1.4375em;"> <img class="mw-logo-tagline" alt="l&#039;Enciclopèdia Lliure" src="/static/images/mobile/copyright/wikipedia-tagline-ca.svg" width="120" height="14" style="width: 7.5em; height: 0.875em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Especial:Cerca" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Cerca a la Viquipèdia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Cerca</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Cerca a Viquipèdia" aria-label="Cerca a Viquipèdia" autocapitalize="sentences" title="Cerca a la Viquipèdia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Especial:Cerca"> </div> <button class="cdx-button cdx-search-input__end-button">Cerca</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Eines personals"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Aparença"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page&#039;s font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Aparença" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Aparença</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&amp;utm_medium=sidebar&amp;utm_campaign=C13_ca.wikipedia.org&amp;uselang=ca" class=""><span>Donatius</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Crea_compte&amp;returnto=N%C3%ADquel" title="Us animem a crear un compte i iniciar una sessió, encara que no és obligatori" class=""><span>Crea un compte</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Registre_i_entrada&amp;returnto=N%C3%ADquel" title="Us animem a registrar-vos, però no és obligatori [o]" accesskey="o" class=""><span>Inicia la sessió</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Més opcions" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Eines personals" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Eines personals</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Menú d&#039;usuari" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&amp;utm_medium=sidebar&amp;utm_campaign=C13_ca.wikipedia.org&amp;uselang=ca"><span>Donatius</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Crea_compte&amp;returnto=N%C3%ADquel" title="Us animem a crear un compte i iniciar una sessió, encara que no és obligatori"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Crea un compte</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Registre_i_entrada&amp;returnto=N%C3%ADquel" title="Us animem a registrar-vos, però no és obligatori [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Inicia la sessió</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pàgines per a editors no registrats <a href="/wiki/Ajuda:Introducci%C3%B3" aria-label="Vegeu més informació sobre l&#039;edició"><span>més informació</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Especial:Contribucions_pr%C3%B2pies" title="Una llista de les modificacions fetes des d&#039;aquesta adreça IP [y]" accesskey="y"><span>Contribucions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Especial:Discussi%C3%B3_personal" title="Discussió sobre les edicions per aquesta adreça ip. [n]" accesskey="n"><span>Discussió per aquest IP</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"><!-- CentralNotice --></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Lloc"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contingut" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contingut</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">amaga</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inici</div> </a> </li> <li id="toc-Història" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Història"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Història</span> </div> </a> <ul id="toc-Història-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Abundància_i_obtenció" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Abundància_i_obtenció"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Abundància i obtenció</span> </div> </a> <ul id="toc-Abundància_i_obtenció-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Característiques_principals" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Característiques_principals"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Característiques principals</span> </div> </a> <button aria-controls="toc-Característiques_principals-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Commuta la subsecció Característiques principals</span> </button> <ul id="toc-Característiques_principals-sublist" class="vector-toc-list"> <li id="toc-Propietat_físiques" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Propietat_físiques"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1</span> <span>Propietat físiques</span> </div> </a> <ul id="toc-Propietat_físiques-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Propietats_químiques" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Propietats_químiques"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.2</span> <span>Propietats químiques</span> </div> </a> <ul id="toc-Propietats_químiques-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Isòtops" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Isòtops"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Isòtops</span> </div> </a> <ul id="toc-Isòtops-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Aplicacions" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Aplicacions"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Aplicacions</span> </div> </a> <button aria-controls="toc-Aplicacions-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Commuta la subsecció Aplicacions</span> </button> <ul id="toc-Aplicacions-sublist" class="vector-toc-list"> <li id="toc-Indústria_metal·lúrgica" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Indústria_metal·lúrgica"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1</span> <span>Indústria metal·lúrgica</span> </div> </a> <ul id="toc-Indústria_metal·lúrgica-sublist" class="vector-toc-list"> <li id="toc-Aliatges_amb_coure" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Aliatges_amb_coure"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1.1</span> <span>Aliatges amb coure</span> </div> </a> <ul id="toc-Aliatges_amb_coure-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Aliatges_amb_crom" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Aliatges_amb_crom"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1.2</span> <span>Aliatges amb crom</span> </div> </a> <ul id="toc-Aliatges_amb_crom-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Aliatges_amb_ferro" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Aliatges_amb_ferro"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1.3</span> <span>Aliatges amb ferro</span> </div> </a> <ul id="toc-Aliatges_amb_ferro-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Aliatges_amb_alumini" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Aliatges_amb_alumini"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1.4</span> <span>Aliatges amb alumini</span> </div> </a> <ul id="toc-Aliatges_amb_alumini-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Aliatges_amb_titani" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Aliatges_amb_titani"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1.5</span> <span>Aliatges amb titani</span> </div> </a> <ul id="toc-Aliatges_amb_titani-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Indústria_de_bateries" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Indústria_de_bateries"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.2</span> <span>Indústria de bateries</span> </div> </a> <ul id="toc-Indústria_de_bateries-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Altres_camps" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Altres_camps"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.3</span> <span>Altres camps</span> </div> </a> <ul id="toc-Altres_camps-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Rol_biològic" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Rol_biològic"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Rol biològic</span> </div> </a> <ul id="toc-Rol_biològic-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Precaucions" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Precaucions"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Precaucions</span> </div> </a> <ul id="toc-Precaucions-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Referències" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Referències"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>Referències</span> </div> </a> <ul id="toc-Referències-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Bibliografia" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bibliografia"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>Bibliografia</span> </div> </a> <ul id="toc-Bibliografia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Vegeu_també" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Vegeu_també"> <div class="vector-toc-text"> <span class="vector-toc-numb">10</span> <span>Vegeu també</span> </div> </a> <ul id="toc-Vegeu_també-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Enllaços_externs" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Enllaços_externs"> <div class="vector-toc-text"> <span class="vector-toc-numb">11</span> <span>Enllaços externs</span> </div> </a> <ul id="toc-Enllaços_externs-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contingut" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Commuta la taula de continguts." > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Commuta la taula de continguts.</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Níquel</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Vés a un article en una altra llengua. Disponible en 153 llengües" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-153" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">153 llengües</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Nikkel" title="Nikkel - afrikaans" lang="af" hreflang="af" data-title="Nikkel" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Nickel" title="Nickel - alemany suís" lang="gsw" hreflang="gsw" data-title="Nickel" data-language-autonym="Alemannisch" data-language-local-name="alemany suís" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%8A%92%E1%8A%AC%E1%88%8D" title="ኒኬል - amhàric" lang="am" hreflang="am" data-title="ኒኬል" data-language-autonym="አማርኛ" data-language-local-name="amhàric" class="interlanguage-link-target"><span>አማርኛ</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/N%C3%ADquel" title="Níquel - aragonès" lang="an" hreflang="an" data-title="Níquel" data-language-autonym="Aragonés" data-language-local-name="aragonès" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-anp mw-list-item"><a href="https://anp.wikipedia.org/wiki/%E0%A4%A8%E0%A4%BF%E0%A4%95%E0%A4%B2" title="निकल - angika" lang="anp" hreflang="anp" data-title="निकल" data-language-autonym="अंगिका" data-language-local-name="angika" class="interlanguage-link-target"><span>अंगिका</span></a></li><li class="interlanguage-link interwiki-ar badge-Q17437798 badge-goodarticle mw-list-item" title="article bo"><a href="https://ar.wikipedia.org/wiki/%D9%86%D9%8A%D9%83%D9%84" title="نيكل - àrab" lang="ar" hreflang="ar" data-title="نيكل" data-language-autonym="العربية" data-language-local-name="àrab" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ary mw-list-item"><a href="https://ary.wikipedia.org/wiki/%D9%86%D9%8A%D9%83%D9%84" title="نيكل - Moroccan Arabic" lang="ary" hreflang="ary" data-title="نيكل" data-language-autonym="الدارجة" data-language-local-name="Moroccan Arabic" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D9%86%D9%8A%D9%83%D9%84" title="نيكل - àrab egipci" lang="arz" hreflang="arz" data-title="نيكل" data-language-autonym="مصرى" data-language-local-name="àrab egipci" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/N%C3%ADquel" title="Níquel - asturià" lang="ast" hreflang="ast" data-title="Níquel" data-language-autonym="Asturianu" data-language-local-name="asturià" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-awa mw-list-item"><a href="https://awa.wikipedia.org/wiki/%E0%A4%A8%E0%A4%BF%E0%A4%95%E0%A5%87%E0%A4%B2" title="निकेल - awadhi" lang="awa" hreflang="awa" data-title="निकेल" data-language-autonym="अवधी" data-language-local-name="awadhi" class="interlanguage-link-target"><span>अवधी</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Nikel" title="Nikel - azerbaidjanès" lang="az" hreflang="az" data-title="Nikel" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaidjanès" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D9%86%DB%8C%DA%A9%D9%84" title="نیکل - South Azerbaijani" lang="azb" hreflang="azb" data-title="نیکل" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-ban mw-list-item"><a href="https://ban.wikipedia.org/wiki/Nikel" title="Nikel - balinès" lang="ban" hreflang="ban" data-title="Nikel" data-language-autonym="Basa Bali" data-language-local-name="balinès" class="interlanguage-link-target"><span>Basa Bali</span></a></li><li class="interlanguage-link interwiki-bcl mw-list-item"><a href="https://bcl.wikipedia.org/wiki/Nickel" title="Nickel - Central Bikol" lang="bcl" hreflang="bcl" data-title="Nickel" data-language-autonym="Bikol Central" data-language-local-name="Central Bikol" class="interlanguage-link-target"><span>Bikol Central</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9D%D1%96%D0%BA%D0%B5%D0%BB%D1%8C" title="Нікель - belarús" lang="be" hreflang="be" data-title="Нікель" data-language-autonym="Беларуская" data-language-local-name="belarús" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%9D%D1%96%D0%BA%D0%B5%D0%BB%D1%8C" title="Нікель - Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Нікель" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB" title="Никел - búlgar" lang="bg" hreflang="bg" data-title="Никел" data-language-autonym="Български" data-language-local-name="búlgar" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bh mw-list-item"><a href="https://bh.wikipedia.org/wiki/%E0%A4%A8%E0%A4%BF%E0%A4%95%E0%A5%87%E0%A4%B2" title="निकेल - Bhojpuri" lang="bh" hreflang="bh" data-title="निकेल" data-language-autonym="भोजपुरी" data-language-local-name="Bhojpuri" class="interlanguage-link-target"><span>भोजपुरी</span></a></li><li class="interlanguage-link interwiki-blk mw-list-item"><a href="https://blk.wikipedia.org/wiki/%E1%80%94%E1%80%AE%E1%80%80%E1%80%9A%E1%80%BA" title="နီကယ် - Pa&#039;O" lang="blk" hreflang="blk" data-title="နီကယ်" data-language-autonym="ပအိုဝ်ႏဘာႏသာႏ" data-language-local-name="Pa&#039;O" class="interlanguage-link-target"><span>ပအိုဝ်ႏဘာႏသာႏ</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%A8%E0%A6%BF%E0%A6%95%E0%A7%87%E0%A6%B2" title="নিকেল - bengalí" lang="bn" hreflang="bn" data-title="নিকেল" data-language-autonym="বাংলা" data-language-local-name="bengalí" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bo mw-list-item"><a href="https://bo.wikipedia.org/wiki/%E0%BD%91%E0%BD%84%E0%BC%8B%E0%BD%82%E0%BD%A4%E0%BD%A0%E0%BC%8B%E0%BD%91%E0%BD%80%E0%BD%A2%E0%BC%8D" title="དང་གཤའ་དཀར། - tibetà" lang="bo" hreflang="bo" data-title="དང་གཤའ་དཀར།" data-language-autonym="བོད་ཡིག" data-language-local-name="tibetà" class="interlanguage-link-target"><span>བོད་ཡིག</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Nikel" title="Nikel - bretó" lang="br" hreflang="br" data-title="Nikel" data-language-autonym="Brezhoneg" data-language-local-name="bretó" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Nikl" title="Nikl - bosnià" lang="bs" hreflang="bs" data-title="Nikl" data-language-autonym="Bosanski" data-language-local-name="bosnià" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/Ngi%C4%95k" title="Ngiĕk - Mindong" lang="cdo" hreflang="cdo" data-title="Ngiĕk" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-ceb mw-list-item"><a href="https://ceb.wikipedia.org/wiki/Nikil" title="Nikil - cebuà" lang="ceb" hreflang="ceb" data-title="Nikil" data-language-autonym="Cebuano" data-language-local-name="cebuà" class="interlanguage-link-target"><span>Cebuano</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%86%DB%8C%DA%A9%DA%B5" title="نیکڵ - kurd central" lang="ckb" hreflang="ckb" data-title="نیکڵ" data-language-autonym="کوردی" data-language-local-name="kurd central" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-co mw-list-item"><a href="https://co.wikipedia.org/wiki/Nichele" title="Nichele - cors" lang="co" hreflang="co" data-title="Nichele" data-language-autonym="Corsu" data-language-local-name="cors" class="interlanguage-link-target"><span>Corsu</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Nikl" title="Nikl - txec" lang="cs" hreflang="cs" data-title="Nikl" data-language-autonym="Čeština" data-language-local-name="txec" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - txuvaix" lang="cv" hreflang="cv" data-title="Никель" data-language-autonym="Чӑвашла" data-language-local-name="txuvaix" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Nicel" title="Nicel - gal·lès" lang="cy" hreflang="cy" data-title="Nicel" data-language-autonym="Cymraeg" data-language-local-name="gal·lès" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Nikkel" title="Nikkel - danès" lang="da" hreflang="da" data-title="Nikkel" data-language-autonym="Dansk" data-language-local-name="danès" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Nickel" title="Nickel - alemany" lang="de" hreflang="de" data-title="Nickel" data-language-autonym="Deutsch" data-language-local-name="alemany" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-dv mw-list-item"><a href="https://dv.wikipedia.org/wiki/%DE%82%DE%A8%DE%86%DE%A6%DE%8D%DE%B0" title="ނިކަލް - divehi" lang="dv" hreflang="dv" data-title="ނިކަލް" data-language-autonym="ދިވެހިބަސް" data-language-local-name="divehi" class="interlanguage-link-target"><span>ދިވެހިބަސް</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9D%CE%B9%CE%BA%CE%AD%CE%BB%CE%B9%CE%BF" title="Νικέλιο - grec" lang="el" hreflang="el" data-title="Νικέλιο" data-language-autonym="Ελληνικά" data-language-local-name="grec" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en badge-Q17437798 badge-goodarticle mw-list-item" title="article bo"><a href="https://en.wikipedia.org/wiki/Nickel" title="Nickel - anglès" lang="en" hreflang="en" data-title="Nickel" data-language-autonym="English" data-language-local-name="anglès" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Nikelo" title="Nikelo - esperanto" lang="eo" hreflang="eo" data-title="Nikelo" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/N%C3%ADquel" title="Níquel - espanyol" lang="es" hreflang="es" data-title="Níquel" data-language-autonym="Español" data-language-local-name="espanyol" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Nikkel" title="Nikkel - estonià" lang="et" hreflang="et" data-title="Nikkel" data-language-autonym="Eesti" data-language-local-name="estonià" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Nikel" title="Nikel - basc" lang="eu" hreflang="eu" data-title="Nikel" data-language-autonym="Euskara" data-language-local-name="basc" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%86%DB%8C%DA%A9%D9%84" title="نیکل - persa" lang="fa" hreflang="fa" data-title="نیکل" data-language-autonym="فارسی" data-language-local-name="persa" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Nikkeli" title="Nikkeli - finès" lang="fi" hreflang="fi" data-title="Nikkeli" data-language-autonym="Suomi" data-language-local-name="finès" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Nickel" title="Nickel - francès" lang="fr" hreflang="fr" data-title="Nickel" data-language-autonym="Français" data-language-local-name="francès" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Nikel" title="Nikel - frisó septentrional" lang="frr" hreflang="frr" data-title="Nikel" data-language-autonym="Nordfriisk" data-language-local-name="frisó septentrional" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-fur mw-list-item"><a href="https://fur.wikipedia.org/wiki/Nichel" title="Nichel - friülà" lang="fur" hreflang="fur" data-title="Nichel" data-language-autonym="Furlan" data-language-local-name="friülà" class="interlanguage-link-target"><span>Furlan</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Nicil" title="Nicil - irlandès" lang="ga" hreflang="ga" data-title="Nicil" data-language-autonym="Gaeilge" data-language-local-name="irlandès" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gd mw-list-item"><a href="https://gd.wikipedia.org/wiki/Niceal" title="Niceal - gaèlic escocès" lang="gd" hreflang="gd" data-title="Niceal" data-language-autonym="Gàidhlig" data-language-local-name="gaèlic escocès" class="interlanguage-link-target"><span>Gàidhlig</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/N%C3%ADquel" title="Níquel - gallec" lang="gl" hreflang="gl" data-title="Níquel" data-language-autonym="Galego" data-language-local-name="gallec" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%A8%E0%AA%BF%E0%AA%95%E0%AA%B2" title="નિકલ - gujarati" lang="gu" hreflang="gu" data-title="નિકલ" data-language-autonym="ગુજરાતી" data-language-local-name="gujarati" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-gv mw-list-item"><a href="https://gv.wikipedia.org/wiki/Nickyl" title="Nickyl - manx" lang="gv" hreflang="gv" data-title="Nickyl" data-language-autonym="Gaelg" data-language-local-name="manx" class="interlanguage-link-target"><span>Gaelg</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/Nickel" title="Nickel - xinès hakka" lang="hak" hreflang="hak" data-title="Nickel" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="xinès hakka" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A0%D7%99%D7%A7%D7%9C" title="ניקל - hebreu" lang="he" hreflang="he" data-title="ניקל" data-language-autonym="עברית" data-language-local-name="hebreu" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%A8%E0%A4%BF%E0%A4%95%E0%A4%B2" title="निकल - hindi" lang="hi" hreflang="hi" data-title="निकल" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hif mw-list-item"><a href="https://hif.wikipedia.org/wiki/Nickel" title="Nickel - hindi de Fiji" lang="hif" hreflang="hif" data-title="Nickel" data-language-autonym="Fiji Hindi" data-language-local-name="hindi de Fiji" class="interlanguage-link-target"><span>Fiji Hindi</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Nikal" title="Nikal - croat" lang="hr" hreflang="hr" data-title="Nikal" data-language-autonym="Hrvatski" data-language-local-name="croat" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/Nik%C3%A8l" title="Nikèl - crioll d’Haití" lang="ht" hreflang="ht" data-title="Nikèl" data-language-autonym="Kreyòl ayisyen" data-language-local-name="crioll d’Haití" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Nikkel" title="Nikkel - hongarès" lang="hu" hreflang="hu" data-title="Nikkel" data-language-autonym="Magyar" data-language-local-name="hongarès" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%86%D5%AB%D5%AF%D5%A5%D5%AC" title="Նիկել - armeni" lang="hy" hreflang="hy" data-title="Նիկել" data-language-autonym="Հայերեն" data-language-local-name="armeni" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hyw mw-list-item"><a href="https://hyw.wikipedia.org/wiki/%D5%86%D5%AB%D6%84%D5%A7%D5%B2" title="Նիքէղ - Western Armenian" lang="hyw" hreflang="hyw" data-title="Նիքէղ" data-language-autonym="Արեւմտահայերէն" data-language-local-name="Western Armenian" class="interlanguage-link-target"><span>Արեւմտահայերէն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Nickel" title="Nickel - interlingua" lang="ia" hreflang="ia" data-title="Nickel" data-language-autonym="Interlingua" data-language-local-name="interlingua" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Nikel" title="Nikel - indonesi" lang="id" hreflang="id" data-title="Nikel" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesi" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Nikelo" title="Nikelo - ido" lang="io" hreflang="io" data-title="Nikelo" data-language-autonym="Ido" data-language-local-name="ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Nikkel" title="Nikkel - islandès" lang="is" hreflang="is" data-title="Nikkel" data-language-autonym="Íslenska" data-language-local-name="islandès" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Nichel" title="Nichel - italià" lang="it" hreflang="it" data-title="Nichel" data-language-autonym="Italiano" data-language-local-name="italià" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%8B%E3%83%83%E3%82%B1%E3%83%AB" title="ニッケル - japonès" lang="ja" hreflang="ja" data-title="ニッケル" data-language-autonym="日本語" data-language-local-name="japonès" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jbo mw-list-item"><a href="https://jbo.wikipedia.org/wiki/nikle" title="nikle - lojban" lang="jbo" hreflang="jbo" data-title="nikle" data-language-autonym="La .lojban." data-language-local-name="lojban" class="interlanguage-link-target"><span>La .lojban.</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Nikel" title="Nikel - javanès" lang="jv" hreflang="jv" data-title="Nikel" data-language-autonym="Jawa" data-language-local-name="javanès" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%9C%E1%83%98%E1%83%99%E1%83%94%E1%83%9A%E1%83%98" title="ნიკელი - georgià" lang="ka" hreflang="ka" data-title="ნიკელი" data-language-autonym="ქართული" data-language-local-name="georgià" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kbp mw-list-item"><a href="https://kbp.wikipedia.org/wiki/N%C9%A9k%C9%9Bl%C9%A9" title="Nɩkɛlɩ - Kabiye" lang="kbp" hreflang="kbp" data-title="Nɩkɛlɩ" data-language-autonym="Kabɩyɛ" data-language-local-name="Kabiye" class="interlanguage-link-target"><span>Kabɩyɛ</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - kazakh" lang="kk" hreflang="kk" data-title="Никель" data-language-autonym="Қазақша" data-language-local-name="kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%A8%E0%B2%BF%E0%B2%95%E0%B2%B2%E0%B3%8D" title="ನಿಕಲ್ - kannada" lang="kn" hreflang="kn" data-title="ನಿಕಲ್" data-language-autonym="ಕನ್ನಡ" data-language-local-name="kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%8B%88%EC%BC%88" title="니켈 - coreà" lang="ko" hreflang="ko" data-title="니켈" data-language-autonym="한국어" data-language-local-name="coreà" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/N%C3%AEkel" title="Nîkel - kurd" lang="ku" hreflang="ku" data-title="Nîkel" data-language-autonym="Kurdî" data-language-local-name="kurd" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-kv mw-list-item"><a href="https://kv.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - komi" lang="kv" hreflang="kv" data-title="Никель" data-language-autonym="Коми" data-language-local-name="komi" class="interlanguage-link-target"><span>Коми</span></a></li><li class="interlanguage-link interwiki-kw mw-list-item"><a href="https://kw.wikipedia.org/wiki/Nikel" title="Nikel - còrnic" lang="kw" hreflang="kw" data-title="Nikel" data-language-autonym="Kernowek" data-language-local-name="còrnic" class="interlanguage-link-target"><span>Kernowek</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - kirguís" lang="ky" hreflang="ky" data-title="Никель" data-language-autonym="Кыргызча" data-language-local-name="kirguís" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Niccolum" title="Niccolum - llatí" lang="la" hreflang="la" data-title="Niccolum" data-language-autonym="Latina" data-language-local-name="llatí" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/N%C3%A9ckel" title="Néckel - luxemburguès" lang="lb" hreflang="lb" data-title="Néckel" data-language-autonym="Lëtzebuergesch" data-language-local-name="luxemburguès" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/Nikkel" title="Nikkel - limburguès" lang="li" hreflang="li" data-title="Nikkel" data-language-autonym="Limburgs" data-language-local-name="limburguès" class="interlanguage-link-target"><span>Limburgs</span></a></li><li class="interlanguage-link interwiki-lij mw-list-item"><a href="https://lij.wikipedia.org/wiki/Nichel" title="Nichel - lígur" lang="lij" hreflang="lij" data-title="Nichel" data-language-autonym="Ligure" data-language-local-name="lígur" class="interlanguage-link-target"><span>Ligure</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/N%C3%ACchel" title="Nìchel - llombard" lang="lmo" hreflang="lmo" data-title="Nìchel" data-language-autonym="Lombard" data-language-local-name="llombard" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Nikelis" title="Nikelis - lituà" lang="lt" hreflang="lt" data-title="Nikelis" data-language-autonym="Lietuvių" data-language-local-name="lituà" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Ni%C4%B7elis" title="Niķelis - letó" lang="lv" hreflang="lv" data-title="Niķelis" data-language-autonym="Latviešu" data-language-local-name="letó" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mdf mw-list-item"><a href="https://mdf.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D0%B8" title="Никели - mordovià moksa" lang="mdf" hreflang="mdf" data-title="Никели" data-language-autonym="Мокшень" data-language-local-name="mordovià moksa" class="interlanguage-link-target"><span>Мокшень</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Nikela" title="Nikela - malgaix" lang="mg" hreflang="mg" data-title="Nikela" data-language-autonym="Malagasy" data-language-local-name="malgaix" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-mi mw-list-item"><a href="https://mi.wikipedia.org/wiki/Konuk%C5%8Dreko" title="Konukōreko - maori" lang="mi" hreflang="mi" data-title="Konukōreko" data-language-autonym="Māori" data-language-local-name="maori" class="interlanguage-link-target"><span>Māori</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB" title="Никел - macedoni" lang="mk" hreflang="mk" data-title="Никел" data-language-autonym="Македонски" data-language-local-name="macedoni" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%A8%E0%B4%BF%E0%B4%95%E0%B5%8D%E0%B4%95%E0%B5%BD" title="നിക്കൽ - malaiàlam" lang="ml" hreflang="ml" data-title="നിക്കൽ" data-language-autonym="മലയാളം" data-language-local-name="malaiàlam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - mongol" lang="mn" hreflang="mn" data-title="Никель" data-language-autonym="Монгол" data-language-local-name="mongol" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%A8%E0%A4%BF%E0%A4%95%E0%A5%87%E0%A4%B2" title="निकेल - marathi" lang="mr" hreflang="mr" data-title="निकेल" data-language-autonym="मराठी" data-language-local-name="marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-mrj mw-list-item"><a href="https://mrj.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - mari occidental" lang="mrj" hreflang="mrj" data-title="Никель" data-language-autonym="Кырык мары" data-language-local-name="mari occidental" class="interlanguage-link-target"><span>Кырык мары</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Nikel" title="Nikel - malai" lang="ms" hreflang="ms" data-title="Nikel" data-language-autonym="Bahasa Melayu" data-language-local-name="malai" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%94%E1%80%AE%E1%80%80%E1%80%9A%E1%80%BA" title="နီကယ် - birmà" lang="my" hreflang="my" data-title="နီကယ်" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="birmà" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-myv mw-list-item"><a href="https://myv.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - mordovià erza" lang="myv" hreflang="myv" data-title="Никель" data-language-autonym="Эрзянь" data-language-local-name="mordovià erza" class="interlanguage-link-target"><span>Эрзянь</span></a></li><li class="interlanguage-link interwiki-nah mw-list-item"><a href="https://nah.wikipedia.org/wiki/Iztac_tepoztli" title="Iztac tepoztli - Nahuatl" lang="nah" hreflang="nah" data-title="Iztac tepoztli" data-language-autonym="Nāhuatl" data-language-local-name="Nahuatl" class="interlanguage-link-target"><span>Nāhuatl</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Nickel_(Metall)" title="Nickel (Metall) - baix alemany" lang="nds" hreflang="nds" data-title="Nickel (Metall)" data-language-autonym="Plattdüütsch" data-language-local-name="baix alemany" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-new mw-list-item"><a href="https://new.wikipedia.org/wiki/%E0%A4%A8%E0%A4%BF%E0%A4%95%E0%A5%87%E0%A4%B2" title="निकेल - newari" lang="new" hreflang="new" data-title="निकेल" data-language-autonym="नेपाल भाषा" data-language-local-name="newari" class="interlanguage-link-target"><span>नेपाल भाषा</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Nikkel" title="Nikkel - neerlandès" lang="nl" hreflang="nl" data-title="Nikkel" data-language-autonym="Nederlands" data-language-local-name="neerlandès" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Nikkel" title="Nikkel - noruec nynorsk" lang="nn" hreflang="nn" data-title="Nikkel" data-language-autonym="Norsk nynorsk" data-language-local-name="noruec nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Nikkel" title="Nikkel - noruec bokmål" lang="nb" hreflang="nb" data-title="Nikkel" data-language-autonym="Norsk bokmål" data-language-local-name="noruec bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Niqu%C3%A8l" title="Niquèl - occità" lang="oc" hreflang="oc" data-title="Niquèl" data-language-autonym="Occitan" data-language-local-name="occità" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-olo mw-list-item"><a href="https://olo.wikipedia.org/wiki/Nikeli" title="Nikeli - Livvi-Karelian" lang="olo" hreflang="olo" data-title="Nikeli" data-language-autonym="Livvinkarjala" data-language-local-name="Livvi-Karelian" class="interlanguage-link-target"><span>Livvinkarjala</span></a></li><li class="interlanguage-link interwiki-or mw-list-item"><a href="https://or.wikipedia.org/wiki/%E0%AC%A8%E0%AC%BF%E0%AC%95%E0%AD%87%E0%AC%B2" title="ନିକେଲ - oriya" lang="or" hreflang="or" data-title="ନିକେଲ" data-language-autonym="ଓଡ଼ିଆ" data-language-local-name="oriya" class="interlanguage-link-target"><span>ଓଡ଼ିଆ</span></a></li><li class="interlanguage-link interwiki-os mw-list-item"><a href="https://os.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - osseta" lang="os" hreflang="os" data-title="Никель" data-language-autonym="Ирон" data-language-local-name="osseta" class="interlanguage-link-target"><span>Ирон</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%A8%E0%A8%BF%E0%A8%95%E0%A8%B2" title="ਨਿਕਲ - panjabi" lang="pa" hreflang="pa" data-title="ਨਿਕਲ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="panjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pi mw-list-item"><a href="https://pi.wikipedia.org/wiki/%E0%A4%A8%E0%A4%BF%E0%A4%95%E0%A5%87%E0%A4%B2" title="निकेल - pali" lang="pi" hreflang="pi" data-title="निकेल" data-language-autonym="पालि" data-language-local-name="pali" class="interlanguage-link-target"><span>पालि</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Nikiel" title="Nikiel - polonès" lang="pl" hreflang="pl" data-title="Nikiel" data-language-autonym="Polski" data-language-local-name="polonès" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pms mw-list-item"><a href="https://pms.wikipedia.org/wiki/N%C3%ACchel" title="Nìchel - piemontès" lang="pms" hreflang="pms" data-title="Nìchel" data-language-autonym="Piemontèis" data-language-local-name="piemontès" class="interlanguage-link-target"><span>Piemontèis</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D9%86%DA%A9%D9%84" title="نکل - Western Punjabi" lang="pnb" hreflang="pnb" data-title="نکل" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D9%86%DB%90%DA%A9%D9%84" title="نېکل - paixtu" lang="ps" hreflang="ps" data-title="نېکل" data-language-autonym="پښتو" data-language-local-name="paixtu" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/N%C3%ADquel" title="Níquel - portuguès" lang="pt" hreflang="pt" data-title="Níquel" data-language-autonym="Português" data-language-local-name="portuguès" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-qu mw-list-item"><a href="https://qu.wikipedia.org/wiki/Nikil" title="Nikil - quítxua" lang="qu" hreflang="qu" data-title="Nikil" data-language-autonym="Runa Simi" data-language-local-name="quítxua" class="interlanguage-link-target"><span>Runa Simi</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Nichel" title="Nichel - romanès" lang="ro" hreflang="ro" data-title="Nichel" data-language-autonym="Română" data-language-local-name="romanès" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-roa-rup mw-list-item"><a href="https://roa-rup.wikipedia.org/wiki/Nichelu" title="Nichelu - aromanès" lang="rup" hreflang="rup" data-title="Nichelu" data-language-autonym="Armãneashti" data-language-local-name="aromanès" class="interlanguage-link-target"><span>Armãneashti</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - rus" lang="ru" hreflang="ru" data-title="Никель" data-language-autonym="Русский" data-language-local-name="rus" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sa mw-list-item"><a href="https://sa.wikipedia.org/wiki/%E0%A4%A8%E0%A4%BF%E0%A4%95%E0%A5%87%E0%A4%B2" title="निकेल - sànscrit" lang="sa" hreflang="sa" data-title="निकेल" data-language-autonym="संस्कृतम्" data-language-local-name="sànscrit" class="interlanguage-link-target"><span>संस्कृतम्</span></a></li><li class="interlanguage-link interwiki-sc mw-list-item"><a href="https://sc.wikipedia.org/wiki/N%C3%ACchel" title="Nìchel - sard" lang="sc" hreflang="sc" data-title="Nìchel" data-language-autonym="Sardu" data-language-local-name="sard" class="interlanguage-link-target"><span>Sardu</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Nichel" title="Nichel - sicilià" lang="scn" hreflang="scn" data-title="Nichel" data-language-autonym="Sicilianu" data-language-local-name="sicilià" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Nikl" title="Nikl - serbocroat" lang="sh" hreflang="sh" data-title="Nikl" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbocroat" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Nickel" title="Nickel - Simple English" lang="en-simple" hreflang="en-simple" data-title="Nickel" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Nikel" title="Nikel - eslovac" lang="sk" hreflang="sk" data-title="Nikel" data-language-autonym="Slovenčina" data-language-local-name="eslovac" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Nikelj" title="Nikelj - eslovè" lang="sl" hreflang="sl" data-title="Nikelj" data-language-autonym="Slovenščina" data-language-local-name="eslovè" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sn mw-list-item"><a href="https://sn.wikipedia.org/wiki/Niyakari" title="Niyakari - shona" lang="sn" hreflang="sn" data-title="Niyakari" data-language-autonym="ChiShona" data-language-local-name="shona" class="interlanguage-link-target"><span>ChiShona</span></a></li><li class="interlanguage-link interwiki-so mw-list-item"><a href="https://so.wikipedia.org/wiki/Nikel" title="Nikel - somali" lang="so" hreflang="so" data-title="Nikel" data-language-autonym="Soomaaliga" data-language-local-name="somali" class="interlanguage-link-target"><span>Soomaaliga</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Nikeli" title="Nikeli - albanès" lang="sq" hreflang="sq" data-title="Nikeli" data-language-autonym="Shqip" data-language-local-name="albanès" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%BB" title="Никл - serbi" lang="sr" hreflang="sr" data-title="Никл" data-language-autonym="Српски / srpski" data-language-local-name="serbi" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-stq mw-list-item"><a href="https://stq.wikipedia.org/wiki/Nikkel" title="Nikkel - Saterland Frisian" lang="stq" hreflang="stq" data-title="Nikkel" data-language-autonym="Seeltersk" data-language-local-name="Saterland Frisian" class="interlanguage-link-target"><span>Seeltersk</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Nikel" title="Nikel - sondanès" lang="su" hreflang="su" data-title="Nikel" data-language-autonym="Sunda" data-language-local-name="sondanès" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Nickel" title="Nickel - suec" lang="sv" hreflang="sv" data-title="Nickel" data-language-autonym="Svenska" data-language-local-name="suec" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Nikeli" title="Nikeli - suahili" lang="sw" hreflang="sw" data-title="Nikeli" data-language-autonym="Kiswahili" data-language-local-name="suahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%A8%E0%AE%BF%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AE%B2%E0%AF%8D" title="நிக்கல் - tàmil" lang="ta" hreflang="ta" data-title="நிக்கல்" data-language-autonym="தமிழ்" data-language-local-name="tàmil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%A8%E0%B0%BF%E0%B0%95%E0%B1%86%E0%B0%B2%E0%B1%8D" title="నికెల్ - telugu" lang="te" hreflang="te" data-title="నికెల్" data-language-autonym="తెలుగు" data-language-local-name="telugu" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB" title="Никел - tadjik" lang="tg" hreflang="tg" data-title="Никел" data-language-autonym="Тоҷикӣ" data-language-local-name="tadjik" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%99%E0%B8%B4%E0%B8%81%E0%B9%80%E0%B8%81%E0%B8%B4%E0%B8%A5" title="นิกเกิล - tai" lang="th" hreflang="th" data-title="นิกเกิล" data-language-autonym="ไทย" data-language-local-name="tai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl badge-Q70894304 mw-list-item" title=""><a href="https://tl.wikipedia.org/wiki/Nikel" title="Nikel - tagal" lang="tl" hreflang="tl" data-title="Nikel" data-language-autonym="Tagalog" data-language-local-name="tagal" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Nikel" title="Nikel - turc" lang="tr" hreflang="tr" data-title="Nikel" data-language-autonym="Türkçe" data-language-local-name="turc" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D1%8C" title="Никель - tàtar" lang="tt" hreflang="tt" data-title="Никель" data-language-autonym="Татарча / tatarça" data-language-local-name="tàtar" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-ug mw-list-item"><a href="https://ug.wikipedia.org/wiki/%D9%86%D9%89%D9%83%DB%90%D9%84" title="نىكېل - uigur" lang="ug" hreflang="ug" data-title="نىكېل" data-language-autonym="ئۇيغۇرچە / Uyghurche" data-language-local-name="uigur" class="interlanguage-link-target"><span>ئۇيغۇرچە / Uyghurche</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9D%D1%96%D0%BA%D0%B5%D0%BB%D1%8C" title="Нікель - ucraïnès" lang="uk" hreflang="uk" data-title="Нікель" data-language-autonym="Українська" data-language-local-name="ucraïnès" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D9%86%DA%A9%D9%84" title="نکل - urdú" lang="ur" hreflang="ur" data-title="نکل" data-language-autonym="اردو" data-language-local-name="urdú" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Nikel" title="Nikel - uzbek" lang="uz" hreflang="uz" data-title="Nikel" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vep mw-list-item"><a href="https://vep.wikipedia.org/wiki/Nikel%27" title="Nikel&#039; - vepse" lang="vep" hreflang="vep" data-title="Nikel&#039;" data-language-autonym="Vepsän kel’" data-language-local-name="vepse" class="interlanguage-link-target"><span>Vepsän kel’</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Nickel" title="Nickel - vietnamita" lang="vi" hreflang="vi" data-title="Nickel" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamita" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wa mw-list-item"><a href="https://wa.wikipedia.org/wiki/Nikel" title="Nikel - való" lang="wa" hreflang="wa" data-title="Nikel" data-language-autonym="Walon" data-language-local-name="való" class="interlanguage-link-target"><span>Walon</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Nikel" title="Nikel - waray" lang="war" hreflang="war" data-title="Nikel" data-language-autonym="Winaray" data-language-local-name="waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E9%95%8D" title="镍 - xinès wu" lang="wuu" hreflang="wuu" data-title="镍" data-language-autonym="吴语" data-language-local-name="xinès wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-xal mw-list-item"><a href="https://xal.wikipedia.org/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB%D0%B8%D0%BE%D0%BD" title="Никелион - calmuc" lang="xal" hreflang="xal" data-title="Никелион" data-language-autonym="Хальмг" data-language-local-name="calmuc" class="interlanguage-link-target"><span>Хальмг</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%A0%D7%99%D7%A7%D7%9C" title="ניקל - ídix" lang="yi" hreflang="yi" data-title="ניקל" data-language-autonym="ייִדיש" data-language-local-name="ídix" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-yo mw-list-item"><a href="https://yo.wikipedia.org/wiki/Nickel" title="Nickel - ioruba" lang="yo" hreflang="yo" data-title="Nickel" data-language-autonym="Yorùbá" data-language-local-name="ioruba" class="interlanguage-link-target"><span>Yorùbá</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E9%95%8D" title="镍 - xinès" lang="zh" hreflang="zh" data-title="镍" data-language-autonym="中文" data-language-local-name="xinès" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-classical mw-list-item"><a href="https://zh-classical.wikipedia.org/wiki/%E9%8E%B3" title="鎳 - xinès clàssic" lang="lzh" hreflang="lzh" data-title="鎳" data-language-autonym="文言" data-language-local-name="xinès clàssic" class="interlanguage-link-target"><span>文言</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Ni-k%C3%A9-luh" title="Ni-ké-luh - xinès min del sud" lang="nan" hreflang="nan" data-title="Ni-ké-luh" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="xinès min del sud" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E9%8E%B3" title="鎳 - cantonès" lang="yue" hreflang="yue" data-title="鎳" data-language-autonym="粵語" data-language-local-name="cantonès" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zu mw-list-item"><a href="https://zu.wikipedia.org/wiki/INimbi" title="INimbi - zulu" lang="zu" hreflang="zu" data-title="INimbi" data-language-autonym="IsiZulu" data-language-local-name="zulu" class="interlanguage-link-target"><span>IsiZulu</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q744#sitelinks-wikipedia" title="Modifica enllaços interlingües" class="wbc-editpage">Modifica els enllaços</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Espais de noms"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/N%C3%ADquel" title="Vegeu el contingut de la pàgina [c]" accesskey="c"><span>Pàgina</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Discussi%C3%B3:N%C3%ADquel&amp;action=edit&amp;redlink=1" rel="discussion" class="new" title="Discussió sobre el contingut d&#039;aquesta pàgina (encara no existeix) [t]" accesskey="t"><span>Discussió</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Canvia la variant de llengua" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">català</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Vistes"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/N%C3%ADquel"><span>Mostra</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit" title="Modifica el codi font d&#039;aquesta pàgina [e]" accesskey="e"><span>Modifica</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=N%C3%ADquel&amp;action=history" title="Versions antigues d&#039;aquesta pàgina [h]" accesskey="h"><span>Mostra l'historial</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Eines de la pàgina"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Eines" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Eines</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Eines</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">amaga</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Més opcions" > <div class="vector-menu-heading"> Accions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/N%C3%ADquel"><span>Mostra</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit" title="Modifica el codi font d&#039;aquesta pàgina [e]" accesskey="e"><span>Modifica</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=N%C3%ADquel&amp;action=history"><span>Mostra l'historial</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Especial:Enlla%C3%A7os/N%C3%ADquel" title="Una llista de totes les pàgines wiki que enllacen amb aquesta [j]" accesskey="j"><span>Què hi enllaça</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Especial:Seguiment/N%C3%ADquel" rel="nofollow" title="Canvis recents a pàgines enllaçades des d&#039;aquesta pàgina [k]" accesskey="k"><span>Canvis relacionats</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Especial:P%C3%A0gines_especials" title="Llista totes les pàgines especials [q]" accesskey="q"><span>Pàgines especials</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=N%C3%ADquel&amp;oldid=33794625" title="Enllaç permanent a aquesta revisió de la pàgina"><span>Enllaç permanent</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=N%C3%ADquel&amp;action=info" title="Més informació sobre aquesta pàgina"><span>Informació de la pàgina</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Especial:Citau&amp;page=N%C3%ADquel&amp;id=33794625&amp;wpFormIdentifier=titleform" title="Informació sobre com citar aquesta pàgina"><span>Citau aquest article</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Especial:UrlShortener&amp;url=https%3A%2F%2Fca.wikipedia.org%2Fwiki%2FN%25C3%25ADquel"><span>Obtén una URL abreujada</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Especial:QrCode&amp;url=https%3A%2F%2Fca.wikipedia.org%2Fwiki%2FN%25C3%25ADquel"><span>Descarrega el codi QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Imprimeix/exporta </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Especial:Llibre&amp;bookcmd=book_creator&amp;referer=N%C3%ADquel"><span>Crea un llibre</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Especial:DownloadAsPdf&amp;page=N%C3%ADquel&amp;action=show-download-screen"><span>Baixa com a PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=N%C3%ADquel&amp;printable=yes" title="Versió per a impressió d&#039;aquesta pàgina [p]" accesskey="p"><span>Versió per a impressora</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> En altres projectes </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Nickel" hreflang="en"><span>Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q744" title="Enllaç a l&#039;element del repositori de dades connectat [g]" accesskey="g"><span>Element a Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Eines de la pàgina"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aparença"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aparença</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">amaga</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">De la Viquipèdia, l&#039;enciclopèdia lliure</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="ca" dir="ltr"><table class="infobox bordered" cellpadding="2" cellspacing="0" style="font-size: 88%; width: 22em; text-align: left"> <tbody><tr> <th colspan="2" style="font-size:130%;text-align:center; background-color: #FFC0C0; color: #000000">Níquel </th></tr> <tr> <td colspan="2"><div title="atomic number Z=28; symbol=Ni" style="text-align:center; border:none; font-size:130%;"><b><sub><span style="font-size:smaller">28</span></sub>Ni</b></div> </td></tr> <tr> <td colspan="2"> <table width="100%" cellspacing="0" style="border: none; font-size: 110%"> <tbody><tr> <td colspan="2" style="text-align: center; border: none; font-size:88%;" class="nowrap"><a href="/wiki/Cobalt" title="Cobalt">cobalt</a> ← <b>níquel</b> → <a href="/wiki/Coure" title="Coure">coure</a> </td></tr> <tr style="border: none"> <td style="text-align: center; border: none; line-height:110%; font-size:88%;">-<br />↑<br /><b>Ni</b><br />↓<br /><a href="/wiki/Pal%C2%B7ladi_(element)" title="Pal·ladi (element)">Pd</a> </td> <td style="border: none"> <table width="100%" cellspacing="0" style="border: none"> <tbody><tr> <td style="border: none"><div style="position: relative; border: none"> <table class="nogrid" cellpadding="0" cellspacing="1" style="background-color: white; text-align: center; empty-cells: show; border: none"> <tbody><tr> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #a0ffa0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Hidrogen" title="Hidrogen"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 1: Hidrogen (H), altre no metall">&#160; &#160;</span></a></div> </div> </td> <td colspan="30" style="border: none"> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #c0ffff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Heli" title="Heli"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 2: Heli (He), gas noble">&#160; &#160;</span></a></div> </div> </td></tr> <tr style="border: none"> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff6666;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Liti" title="Liti"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 3: Liti (Li), metall alcalí">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffdead;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Beril%C2%B7li" title="Beril·li"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 4: Beril·li (Be), metall alcalinoterri">&#160; &#160;</span></a></div> </div> </td> <td colspan="24" style="border: none"> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccc99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Bor" title="Bor"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 5: Bor (B), metal·loide">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #a0ffa0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Carboni" title="Carboni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 6: Carboni (C), altre no metall">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #a0ffa0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Nitrogen" title="Nitrogen"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 7: Nitrogen (N), altre no metall">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #a0ffa0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Oxigen" title="Oxigen"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 8: Oxigen (O), altre no metall">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffff99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Fluor" title="Fluor"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 9: Fluor (F), halogen">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #c0ffff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Ne%C3%B3" title="Neó"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 10: Neó (Ne), gas noble">&#160; &#160;</span></a></div> </div> </td></tr> <tr style="border: none"> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff6666;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Sodi" title="Sodi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 11: Sodi (Na), metall alcalí">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffdead;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Magnesi" title="Magnesi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 12: Magnesi (Mg), metall alcalinoterri">&#160; &#160;</span></a></div> </div> </td> <td colspan="24" style="border: none"> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Alumini" title="Alumini"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 13: Alumini (Al), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccc99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Silici" title="Silici"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 14: Silici (Si), metal·loide">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #a0ffa0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/F%C3%B2sfor" title="Fòsfor"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 15: Fòsfor (P), altre no metall">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #a0ffa0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Sofre" title="Sofre"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 16: Sofre (S), altre no metall">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffff99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Clor" title="Clor"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 17: Clor (Cl), halogen">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #c0ffff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Arg%C3%B3" title="Argó"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 18: Argó (Ar), gas noble">&#160; &#160;</span></a></div> </div> </td></tr> <tr style="border: none"> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff6666;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Potassi" title="Potassi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 19: Potassi (K), metall alcalí">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffdead;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Calci" title="Calci"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 20: Calci (Ca), metall alcalinoterri">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Escandi" title="Escandi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 21: Escandi (Sc), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td colspan="14" style="border: none"> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Titani" title="Titani"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 22: Titani (Ti), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Vanadi" title="Vanadi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 23: Vanadi (V), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Crom" title="Crom"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 24: Crom (Cr), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Mangan%C3%A8s" title="Manganès"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 25: Manganès (Mn), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Ferro" title="Ferro"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 26: Ferro (Fe), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Cobalt" title="Cobalt"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 27: Cobalt (Co), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0; border:1px solid black; margin:-1px"><div style="position:absolute; top:0; left:0; z-index:3"><a class="mw-selflink selflink"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 28: Níquel (Ni), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Coure" title="Coure"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 29: Coure (Cu), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Zinc" title="Zinc"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 30: Zinc (Zn), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Gal%C2%B7li" title="Gal·li"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 31: Gal·li (Ga), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccc99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Germani" title="Germani"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 32: Germani (Ge), metal·loide">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccc99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Ars%C3%A8nic" title="Arsènic"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 33: Arsènic (As), metal·loide">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #a0ffa0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Seleni" title="Seleni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 34: Seleni (Se), altre no metall">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffff99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Brom" title="Brom"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 35: Brom (Br), halogen">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #c0ffff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Cript%C3%B3" title="Criptó"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 36: Criptó (Kr), gas noble">&#160; &#160;</span></a></div> </div> </td></tr> <tr style="border: none"> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff6666;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Rubidi" title="Rubidi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 37: Rubidi (Rb), metall alcalí">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffdead;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Estronci" title="Estronci"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 38: Estronci (Sr), metall alcalinoterri">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Itri" title="Itri"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 39: Itri (Y), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td colspan="14" style="border: none"> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Zirconi" title="Zirconi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 40: Zirconi (Zr), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Niobi" title="Niobi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 41: Niobi (Nb), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Molibd%C3%A8" title="Molibdè"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 42: Molibdè (Mo), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Tecneci" title="Tecneci"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 43: Tecneci (Tc), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Ruteni" title="Ruteni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 44: Ruteni (Ru), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Rodi" title="Rodi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 45: Rodi (Rh), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Pal%C2%B7ladi_(element)" title="Pal·ladi (element)"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 46: Pal·ladi (element) (Pd), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Argent_(element)" class="mw-redirect" title="Argent (element)"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 47: Argent (element) (Ag), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Cadmi" title="Cadmi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 48: Cadmi (Cd), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Indi_(element)" title="Indi (element)"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 49: Indi (element) (In), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Estany_(element)" title="Estany (element)"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 50: Estany (Sn), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccc99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Antimoni" title="Antimoni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 51: Antimoni (Sb), metal·loide">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccc99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Tel%C2%B7luri" title="Tel·luri"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 52: Tel·luri (Te), metal·loide">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffff99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Iode" title="Iode"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 53: Iode (I), halogen">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #c0ffff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Xen%C3%B3" title="Xenó"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 54: Xenó (Xe), gas noble">&#160; &#160;</span></a></div> </div> </td></tr> <tr style="border: none"> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff6666;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Cesi" title="Cesi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 55: Cesi (Cs), metall alcalí">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffdead;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Bari_(element)" title="Bari (element)"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 56: Bari (Ba), metall alcalinoterri">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Lantani" title="Lantani"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 57: Lantani (La), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Ceri" title="Ceri"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 58: Ceri (Ce), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Praseodimi" title="Praseodimi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 59: Praseodimi (Pr), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Neodimi" title="Neodimi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 60: Neodimi (Nd), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Prometi" title="Prometi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 61: Prometi (Pm), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Samari" title="Samari"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 62: Samari (Sm), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Europi" title="Europi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 63: Europi (Eu), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Gadolini" title="Gadolini"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 64: Gadolini (Gd), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Terbi" title="Terbi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 65: Terbi (Tb), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Disprosi" title="Disprosi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 66: Disprosi (Dy), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Holmi" title="Holmi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 67: Holmi (Ho), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Erbi" title="Erbi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 68: Erbi (Er), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Tuli" title="Tuli"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 69: Tuli (Tm), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Iterbi" title="Iterbi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 70: Iterbi (Yb), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffbfff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Luteci" title="Luteci"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 71: Luteci (Lu), lantànid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Hafni" title="Hafni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 72: Hafni (Hf), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/T%C3%A0ntal" title="Tàntal"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 73: Tàntal (Ta), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Tungst%C3%A8" title="Tungstè"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 74: Tungstè (W), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Reni" title="Reni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 75: Reni (Re), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Osmi" title="Osmi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 76: Osmi (Os), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Iridi" title="Iridi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 77: Iridi (Ir), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Plat%C3%AD" title="Platí"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 78: Platí (Pt), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Or" title="Or"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 79: Or (Au), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Mercuri_(element)" title="Mercuri (element)"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 80: Mercuri (Hg), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Tal%C2%B7li" title="Tal·li"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 81: Tal·li (Tl), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Plom" title="Plom"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 82: Plom (Pb), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Bismut" title="Bismut"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 83: Bismut (Bi), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Poloni" title="Poloni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 84: Poloni (Po), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffff99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/%C3%80stat" title="Àstat"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 85: Àstat (At), halogen">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #c0ffff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Rad%C3%B3" title="Radó"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 86: Radó (Rn), gas noble">&#160; &#160;</span></a></div> </div> </td></tr> <tr style="border: none"> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff6666;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Franci" title="Franci"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 87: Franci (Fr), metall alcalí">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffdead;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Radi_(element)" title="Radi (element)"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 88: Radi (Ra), metall alcalinoterri">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Actini" title="Actini"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 89: Actini (Ac), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Tori" title="Tori"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 90: Tori (Th), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Protoactini" title="Protoactini"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 91: Protoactini (Pa), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Urani" title="Urani"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 92: Urani (U), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Neptuni" title="Neptuni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 93: Neptuni (Np), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Plutoni" title="Plutoni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 94: Plutoni (Pu), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Americi" title="Americi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 95: Americi (Am), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Curi" title="Curi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 96: Curi (Cm), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Berkeli" title="Berkeli"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 97: Berkeli (Bk), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Californi" title="Californi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 98: Californi (Cf), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Einsteini" title="Einsteini"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 99: Einsteini (Es), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Fermi_(element)" title="Fermi (element)"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 100: Fermi (Fm), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Mendelevi" title="Mendelevi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 101: Mendelevi (Md), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Nobeli" title="Nobeli"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 102: Nobeli (No), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ff99cc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Laurenci" class="mw-redirect" title="Laurenci"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 103: Laurenci (Lr), actínid">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Rutherfordi" title="Rutherfordi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 104: Rutherfordi (Rf), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Dubni" title="Dubni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 105: Dubni (Db), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Seaborgi" title="Seaborgi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 106: Seaborgi (Sg), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Bohri" title="Bohri"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 107: Bohri (Bh), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Hassi" title="Hassi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 108: Hassi (Hs), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Meitneri" title="Meitneri"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 109: Meitneri (Mt), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Darmstadti" title="Darmstadti"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 110: Darmstadti (Ds), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Roentgeni" title="Roentgeni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 111: Roentgeni (Rg), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffc0c0;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Copernici" title="Copernici"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 112: Copernici (Cn), metall de transició">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Nihoni" title="Nihoni"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 113: Nihoni (Nh), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Flerovi" title="Flerovi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 114: Flerovi (Fl), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Moscovi" title="Moscovi"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 115: Moscovi (Mc), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #cccccc;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Livermori" title="Livermori"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 116: Livermori (Lv), metall del bloc p">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #ffff99;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Tennes" title="Tennes"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 117: Tennes (Ts), halogen">&#160; &#160;</span></a></div> </div> </td> <td style="border: none"><div style="position:relative; overflow:hidden; width:6px; height:8px; z-index:2; background-color: #c0ffff;"><div style="position:absolute; top:0; left:0; z-index:3"><a href="/wiki/Oganess%C3%B3" title="Oganessó"><span style="float:left; width:7px; height:9px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 118: Oganessó (Og), gas noble">&#160; &#160;</span></a></div> </div> </td></tr></tbody></table> <div style="position: absolute; top: 1px; left: 30px; border: none"><span typeof="mw:File"><a href="/wiki/Fitxer:Cubic-face-centered.svg" class="mw-file-description" title="Níquel té una estructura cristal·lina cúbica centrada en la cara"><img alt="Níquel té una estructura cristal·lina cúbica centrada en la cara" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Cubic-face-centered.svg/26px-Cubic-face-centered.svg.png" decoding="async" width="26" height="30" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Cubic-face-centered.svg/39px-Cubic-face-centered.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Cubic-face-centered.svg/52px-Cubic-face-centered.svg.png 2x" data-file-width="109" data-file-height="127" /></a></span></div> <div style="border: none; font-size: 8px; position: absolute; top: 0; left: 65px"><span typeof="mw:File"><a href="/wiki/Fitxer:Electron_shell_028_Nickel.svg" class="mw-file-description"><img alt="Electrons per capa" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/22/Electron_shell_028_Nickel.svg/42px-Electron_shell_028_Nickel.svg.png" decoding="async" width="42" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/22/Electron_shell_028_Nickel.svg/63px-Electron_shell_028_Nickel.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/22/Electron_shell_028_Nickel.svg/84px-Electron_shell_028_Nickel.svg.png 2x" data-file-width="800" data-file-height="860" /></a></span> </div> </div> <div style="border: none; text-align: right"><small><a href="/wiki/Taula_peri%C3%B2dica" title="Taula periòdica">Taula periòdica</a></small></div> </td></tr></tbody></table> </td></tr></tbody></table> </td></tr> <tr> <th colspan="2" style="text-align: center; background-color: #FFC0C0; color: #000000">Aspecte </th></tr> <tr> <td colspan="2" style="text-align: center">Brillant, metàl·lic, platejat amb un matís daurat<br /><span typeof="mw:File"><a href="/wiki/Fitxer:Nickel_chunk.jpg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/57/Nickel_chunk.jpg/285px-Nickel_chunk.jpg" decoding="async" width="285" height="300" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/57/Nickel_chunk.jpg/427px-Nickel_chunk.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/57/Nickel_chunk.jpg/570px-Nickel_chunk.jpg 2x" data-file-width="600" data-file-height="632" /></a></span><br /><br /><span typeof="mw:File"><a href="/wiki/Fitxer:Nickel_spectrum_visible.png" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/30/Nickel_spectrum_visible.png/300px-Nickel_spectrum_visible.png" decoding="async" width="300" height="52" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/30/Nickel_spectrum_visible.png/450px-Nickel_spectrum_visible.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/30/Nickel_spectrum_visible.png/600px-Nickel_spectrum_visible.png 2x" data-file-width="7430" data-file-height="1280" /></a></span><br />Línies espectrals del níquel </td></tr> <tr> <th colspan="2" style="text-align: center; background-color: #FFC0C0; color: #000000">Propietats generals </th></tr> <tr> <th>Nom, <a href="/wiki/S%C3%ADmbol_qu%C3%ADmic" title="Símbol químic">símbol</a>, <a href="/wiki/Nombre_at%C3%B2mic" title="Nombre atòmic">nombre</a> </th> <td>Níquel, Ni, 28 </td></tr> <tr> <th><a href="/wiki/Denominacions_col%C2%B7lectives_de_grups_d%27elements_de_caracter%C3%ADstiques_similars" title="Denominacions col·lectives de grups d&#39;elements de característiques similars">Categoria d'elements</a> </th> <td><a href="/wiki/Metalls_de_transici%C3%B3" class="mw-redirect" title="Metalls de transició">Metalls de transició</a> </td></tr> <tr> <th><a href="/wiki/Grup_(taula_peri%C3%B2dica)" class="mw-redirect" title="Grup (taula periòdica)">Grup</a>, <a href="/wiki/Per%C3%ADode_(taula_peri%C3%B2dica)" class="mw-redirect" title="Període (taula periòdica)">període</a>, <a href="/wiki/Bloc_(taula_peri%C3%B2dica)" class="mw-redirect" title="Bloc (taula periòdica)">bloc</a> </th> <td><a href="/wiki/Grup_10_de_la_taula_peri%C3%B2dica" title="Grup 10 de la taula periòdica">10</a>,&#160;<a href="/wiki/Elements_del_per%C3%ADode_4" title="Elements del període 4">4</a>, <a href="/wiki/Elements_del_bloc_d" title="Elements del bloc d">d</a> </td></tr> <tr> <th><a href="/wiki/Pes_at%C3%B2mic" class="mw-redirect" title="Pes atòmic">Pes atòmic estàndard</a> </th> <td>58,6934(4)(2) </td></tr> <tr> <th><a href="/wiki/Configuraci%C3%B3_electr%C3%B2nica" title="Configuració electrònica">Configuració electrònica</a> </th> <td>&#91;<a href="/wiki/Arg%C3%B3" title="Argó">Ar</a>&#93; 4s<sup>2</sup> 3d<sup>8</sup> o &#91;<a href="/wiki/Arg%C3%B3" title="Argó">Ar</a>&#93; 4s<sup>1</sup> 3d<sup>9</sup> (vegeu text)<br />2, 8, 16, 2 o bé 2, 8, 17, 1<br /><span typeof="mw:File"><a href="/wiki/Fitxer:Electron_shell_028_Nickel_-_no_label.svg" class="mw-file-description" title="Configuració electrònica de Níquel"><img alt="Configuració electrònica de Níquel" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d2/Electron_shell_028_Nickel_-_no_label.svg/140px-Electron_shell_028_Nickel_-_no_label.svg.png" decoding="async" width="140" height="140" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d2/Electron_shell_028_Nickel_-_no_label.svg/210px-Electron_shell_028_Nickel_-_no_label.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d2/Electron_shell_028_Nickel_-_no_label.svg/280px-Electron_shell_028_Nickel_-_no_label.svg.png 2x" data-file-width="1400" data-file-height="1400" /></a></span> </td></tr> <tr> <th colspan="2" style="text-align: center; background-color: #FFC0C0; color: #000000">Propietats físiques </th></tr> <tr> <th><a href="/wiki/Fase_(mat%C3%A8ria)" class="mw-redirect" title="Fase (matèria)">Fase</a> </th> <td><a href="/wiki/S%C3%B2lid" title="Sòlid">Sòlid</a> </td></tr> <tr> <th><a href="/wiki/Densitat" title="Densitat">Densitat</a><br />(prop de la <a href="/wiki/Temperatura_ambient" title="Temperatura ambient">t. a.</a>) </th> <td>8,908 g·cm<sup>−3</sup> </td></tr> <tr> <th>Densitat del<br />líquid en el <a href="/wiki/Punt_de_fusi%C3%B3" title="Punt de fusió">p. f.</a> </th> <td>7,81 g·cm<sup>−3</sup> </td></tr> <tr> <th><a href="/wiki/Punt_de_fusi%C3%B3" title="Punt de fusió">Punt de fusió</a> </th> <td>1.728&#160;<a href="/wiki/Kelvin" title="Kelvin">K</a>, 1.455&#160;°C </td></tr> <tr> <th><a href="/wiki/Punt_d%27ebullici%C3%B3" title="Punt d&#39;ebullició">Punt d'ebullició</a> </th> <td>3.186&#160;K, 2.913&#160;°C </td></tr> <tr> <th><a href="/wiki/Entalpia_de_fusi%C3%B3" class="mw-redirect" title="Entalpia de fusió">Entalpia de fusió</a> </th> <td>17,48 <a href="/wiki/Quilojoule_per_mol" class="mw-redirect" title="Quilojoule per mol">kJ·mol<sup>−1</sup></a> </td></tr> <tr> <th><a href="/wiki/Entalpia_de_vaporitzaci%C3%B3" class="mw-redirect" title="Entalpia de vaporització">Entalpia de vaporització</a> </th> <td>377,5 kJ·mol<sup>−1</sup> </td></tr> <tr> <th><a href="/wiki/Capacitat_calor%C3%ADfica" class="mw-redirect" title="Capacitat calorífica">Capacitat calorífica molar</a> </th> <td>26,07 J·mol<sup>−1</sup>·K<sup>−1</sup> </td></tr> <tr> <th colspan="2" style="text-align: center"><a href="/wiki/Pressi%C3%B3_de_vapor" title="Pressió de vapor">Pressió de vapor</a> </th></tr> <tr> <td colspan="2"> <table class="wikitable" style="width: 100%; border-collapse: collapse"> <tbody><tr align="center"> <td>P (Pa) </td> <td>1 </td> <td>10 </td> <td>100 </td> <td>1 k </td> <td>10 k </td> <td>100 k </td></tr> <tr align="center"> <td>a T (K) </td> <td>1.783 </td> <td>1.950 </td> <td>2.154 </td> <td>2.410 </td> <td>2.741 </td> <td>3.184 </td></tr></tbody></table> </td></tr> <tr> <th colspan="2" style="text-align: center; background-color: #FFC0C0; color: #000000">Propietats atòmiques </th></tr> <tr> <th><a href="/wiki/Estat_d%27oxidaci%C3%B3" title="Estat d&#39;oxidació">Estats d'oxidació</a> </th> <td>4<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup>, 3, <b>2</b>, 1<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup>, -1<br />(òxid <a href="/wiki/Base_(qu%C3%ADmica)" class="mw-redirect" title="Base (química)">bàsic</a> feble) </td></tr> <tr> <th><a href="/wiki/Electronegativitat" title="Electronegativitat">Electronegativitat</a> </th> <td>1,91 (escala de Pauling) </td></tr> <tr> <th rowspan="3" valign="top"><a href="/wiki/Energia_d%27ionitzaci%C3%B3" title="Energia d&#39;ionització">Energies d'ionització</a><br />(<a href="/wiki/Energies_d%27ionitzaci%C3%B3_molar_dels_elements" class="mw-redirect" title="Energies d&#39;ionització molar dels elements">més</a>) </th> <td>1a: 737,1 kJ·mol<sup>−1</sup> </td></tr> <tr> <td>2a: 1.753,0 kJ·mol<sup>−1</sup> </td></tr> <tr> <td>3a: 3.395 kJ·mol<sup>−1</sup> </td></tr> <tr> <th><a href="/wiki/Radi_at%C3%B2mic" title="Radi atòmic">Radi atòmic</a> </th> <td><a href="/w/index.php?title=1_E%E2%88%9210_m&amp;action=edit&amp;redlink=1" class="new" title="1 E−10 m (encara no existeix)">124</a> <a href="/wiki/Pic%C3%B2metre" class="mw-redirect" title="Picòmetre">pm</a> </td></tr> <tr> <th><a href="/wiki/Radi_covalent" title="Radi covalent">Radi covalent</a> </th> <td><a href="/w/index.php?title=1_E%E2%88%9210_m&amp;action=edit&amp;redlink=1" class="new" title="1 E−10 m (encara no existeix)">124±4</a> pm </td></tr> <tr> <th><a href="/wiki/Radi_de_Van_der_Waals" class="mw-redirect" title="Radi de Van der Waals">Radi de Van der Waals</a> </th> <td><a href="/w/index.php?title=1_E%E2%88%9210_m&amp;action=edit&amp;redlink=1" class="new" title="1 E−10 m (encara no existeix)">163</a> pm </td></tr> <tr> <th colspan="2" style="text-align: center; background-color: #FFC0C0; color: #000000">Miscel·lània </th></tr> <tr> <th><a href="/wiki/Estructura_cristal%C2%B7lina" title="Estructura cristal·lina">Estructura cristal·lina</a> </th> <td><a href="/wiki/Sistema_cristal%C2%B7l%C3%AD_c%C3%BAbic" title="Sistema cristal·lí cúbic">Cúbica centrada en la cara</a> <br /> <span typeof="mw:File"><a href="/wiki/Fitxer:Cubic-face-centered.svg" class="mw-file-description" title="Níquel té una estructura cristal·lina cúbica centrada en la cara"><img alt="Níquel té una estructura cristal·lina cúbica centrada en la cara" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Cubic-face-centered.svg/60px-Cubic-face-centered.svg.png" decoding="async" width="60" height="70" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Cubic-face-centered.svg/90px-Cubic-face-centered.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Cubic-face-centered.svg/120px-Cubic-face-centered.svg.png 2x" data-file-width="109" data-file-height="127" /></a></span> </td></tr> <tr> <th rowspan="1" valign="top"><a href="/wiki/Magnetisme" title="Magnetisme">Ordenació magnètica</a> </th> <td><a href="/wiki/Ferromagnetisme" title="Ferromagnetisme">Ferromagnètic</a> </td></tr> <tr> <th><a href="/wiki/Resistivitat_el%C3%A8ctrica" class="mw-redirect" title="Resistivitat elèctrica">Resistivitat elèctrica</a> </th> <td>(20&#160;°C) 69,3 nΩ·m </td></tr> <tr> <th><a href="/wiki/Conductivitat_t%C3%A8rmica" title="Conductivitat tèrmica">Conductivitat tèrmica</a> </th> <td>90,9&#160;W·m<sup>−1</sup>·K<sup>−1</sup> </td></tr> <tr> <th><a href="/wiki/Dilataci%C3%B3_t%C3%A8rmica" title="Dilatació tèrmica">Dilatació tèrmica</a> </th> <td>(25 °C) 13,4 µm·m<sup>−1</sup>·K<sup>−1</sup> </td></tr> <tr> <th><a href="/wiki/Velocitat_del_so" title="Velocitat del so">Velocitat del so</a> (barra prima) </th> <td>(<a href="/wiki/Temperatura_ambient" title="Temperatura ambient">t. a.</a>) 4.900&#160;m·s<sup>−1</sup> </td></tr> <tr> <th><a href="/wiki/M%C3%B2dul_d%27elasticitat" title="Mòdul d&#39;elasticitat">Mòdul d'elasticitat</a> </th> <td>200 GPa </td></tr> <tr> <th><a href="/wiki/M%C3%B2dul_de_cisallament" title="Mòdul de cisallament">Mòdul de cisallament</a> </th> <td>76 GPa </td></tr> <tr> <th><a href="/wiki/M%C3%B2dul_de_compressibilitat" title="Mòdul de compressibilitat">Mòdul de compressibilitat</a> </th> <td>180 GPa </td></tr> <tr> <th><a href="/wiki/Coeficient_de_Poisson" title="Coeficient de Poisson">Coeficient de Poisson</a> </th> <td>0,31 </td></tr> <tr> <th><a href="/wiki/Duresa_de_Mohs" class="mw-redirect" title="Duresa de Mohs">Duresa de Mohs</a> </th> <td>4,0 </td></tr> <tr> <th><a href="/wiki/Duresa_de_Vickers" class="mw-redirect" title="Duresa de Vickers">Duresa de Vickers</a> </th> <td>638 MPa </td></tr> <tr> <th><a href="/wiki/Duresa_de_Brinell" class="mw-redirect" title="Duresa de Brinell">Duresa de Brinell</a> </th> <td>700 MPa </td></tr> <tr> <th><a href="/wiki/Nombre_CAS" class="mw-redirect" title="Nombre CAS">Nombre CAS</a> </th> <td>7440-02-0 </td></tr> <tr> <th colspan="2" style="text-align: center; background-color: #FFC0C0; color: #000000">Isòtops més estables </th></tr> <tr> <td colspan="2" style="text-align: center">Article principal: <a href="/wiki/Is%C3%B2tops_del_n%C3%ADquel" title="Isòtops del níquel">Isòtops del níquel</a> </td></tr> <tr> <td colspan="2"> <table class="wikitable" style="text-align: center; width: 100%; border-collapse: collapse"> <tbody><tr> <th><a href="/wiki/Is%C3%B2top" title="Isòtop">Iso</a> </th> <th><a href="/wiki/Abund%C3%A0ncia_natural" title="Abundància natural">AN</a> </th> <th><a href="/wiki/Per%C3%ADode_de_semidesintegraci%C3%B3" title="Període de semidesintegració">Semivida</a> </th> <th><a href="/wiki/Mode_de_desintegraci%C3%B3" class="mw-redirect" title="Mode de desintegració">MD</a> </th> <th><a href="/wiki/Energia_de_desintegraci%C3%B3" title="Energia de desintegració">ED</a> <small>(<a href="/wiki/Electr%C3%B3_volt" class="mw-redirect" title="Electró volt">MeV</a>)</small> </th> <th><a href="/wiki/Producte_de_desintegraci%C3%B3" title="Producte de desintegració">PD</a> </th></tr> <tr> <td><sup>58</sup>Ni </td> <td>68,077% </td> <td colspan="4"><sup>58</sup>Ni és <a href="/wiki/Is%C3%B2top_estable" class="mw-redirect" title="Isòtop estable">estable</a> amb 30 <a href="/wiki/Neutr%C3%B3" title="Neutró">neutrons</a> </td></tr> <tr> <td><sup>59</sup>Ni </td> <td><a href="/wiki/Radiois%C3%B2top_tra%C3%A7a" title="Radioisòtop traça">traça</a> </td> <td><a href="/w/index.php?title=1_E12_s&amp;action=edit&amp;redlink=1" class="new" title="1 E12 s (encara no existeix)">76.000</a> <a href="/wiki/Any" title="Any">a</a> </td> <td>ε </td> <td>- </td> <td><sup>59</sup><a href="/wiki/Cobalt" title="Cobalt">Co</a> </td></tr> <tr> <td><sup>60</sup>Ni </td> <td>26,223% </td> <td colspan="4"><sup>60</sup>Ni és <a href="/wiki/Is%C3%B2top_estable" class="mw-redirect" title="Isòtop estable">estable</a> amb 32 <a href="/wiki/Neutr%C3%B3" title="Neutró">neutrons</a> </td></tr> <tr> <td><sup>61</sup>Ni </td> <td>1,14% </td> <td colspan="4"><sup>61</sup>Ni és <a href="/wiki/Is%C3%B2top_estable" class="mw-redirect" title="Isòtop estable">estable</a> amb 33 <a href="/wiki/Neutr%C3%B3" title="Neutró">neutrons</a> </td></tr> <tr> <td><sup>62</sup>Ni </td> <td>3,634% </td> <td colspan="4"><sup>62</sup>Ni és <a href="/wiki/Is%C3%B2top_estable" class="mw-redirect" title="Isòtop estable">estable</a> amb 34 <a href="/wiki/Neutr%C3%B3" title="Neutró">neutrons</a> </td></tr> <tr> <td><sup>63</sup>Ni </td> <td><a href="/wiki/Radiois%C3%B2top_sint%C3%A8tic" title="Radioisòtop sintètic">sin</a> </td> <td><a href="/w/index.php?title=1_E9_s&amp;action=edit&amp;redlink=1" class="new" title="1 E9 s (encara no existeix)">100,1</a> a </td> <td><a href="/wiki/Desintegraci%C3%B3_beta" class="mw-redirect" title="Desintegració beta">β<sup>−</sup></a> </td> <td>0,0669 </td> <td><sup>63</sup><a href="/wiki/Coure" title="Coure">Cu</a> </td></tr> <tr> <td><sup>64</sup>Ni </td> <td>0,926% </td> <td colspan="4"><sup>64</sup>Ni és <a href="/wiki/Is%C3%B2top_estable" class="mw-redirect" title="Isòtop estable">estable</a> amb 36 <a href="/wiki/Neutr%C3%B3" title="Neutró">neutrons</a> </td></tr></tbody></table> </td></tr> </tbody></table> <p>El <b>níquel</b> és l'<a href="/wiki/Element_qu%C3%ADmic" title="Element químic">element químic</a> de símbol <b>Ni</b> i <a href="/wiki/Nombre_at%C3%B2mic" title="Nombre atòmic">nombre atòmic</a> 28.<sup id="cite_ref-LGEC_3-0" class="reference"><a href="#cite_note-LGEC-3"><span class="cite-bracket">&#91;</span>3<span class="cite-bracket">&#93;</span></a></sup> Forma part del grup 10 de la <a href="/wiki/Taula_peri%C3%B2dica_dels_elements" class="mw-redirect" title="Taula periòdica dels elements">taula periòdica dels elements</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Història"><span id="Hist.C3.B2ria"></span>Història</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=1" title="Modifica la secció: Història"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>L'ús del níquel es remunta aproximadament al segle&#160;<span title="Nombre&#160;escrit en xifres romanes" style="font-variant:small-caps;">iv</span>&#160;aC, generalment junt amb el coure, ja que apareix ben sovint en els <a href="/wiki/Minerals" class="mw-redirect" title="Minerals">minerals</a> d'aquest metall; <a href="/wiki/Bronze" title="Bronze">bronzes</a> originaris de l'actual <a href="/wiki/S%C3%ADria" title="Síria">Síria</a> tenen continguts de níquel superiors al 2&#160;%. Manuscrits <a href="/wiki/Xina" title="Xina">xinesos</a> suggereixen que el «coure blanc» s'utilitzava a Orient cap a 1400-1700&#160;aC, no obstant la facilitat de confondre les menes de níquel amb les d'<a href="/wiki/Argent" title="Argent">argent</a> indueix a pensar que en realitat l'ús del níquel fou posterior, cap al segle&#160;<span title="Nombre&#160;escrit en xifres romanes" style="font-variant:small-caps;">iv</span>&#160;aC. </p> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Nickeline-522428.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/9b/Nickeline-522428.jpg/220px-Nickeline-522428.jpg" decoding="async" width="220" height="200" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/9b/Nickeline-522428.jpg/330px-Nickeline-522428.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/9b/Nickeline-522428.jpg/440px-Nickeline-522428.jpg 2x" data-file-width="1020" data-file-height="929" /></a><figcaption><a href="/wiki/Niquelina" title="Niquelina">Niquelina</a>.</figcaption></figure> <p>Els minerals que contenen níquel, com la <a href="/wiki/Niquelina" title="Niquelina">niquelina</a>, s'havien emprat, en confondre'ls amb mineral de <a href="/wiki/Cobalt" title="Cobalt">cobalt</a>, per a pintar el <a href="/wiki/Vidre" title="Vidre">vidre</a>.<sup id="cite_ref-FOOTNOTEEnghag2008689_4-0" class="reference"><a href="#cite_note-FOOTNOTEEnghag2008689-4"><span class="cite-bracket">&#91;</span>4<span class="cite-bracket">&#93;</span></a></sup> A <a href="/wiki/Alemanya" title="Alemanya">Alemanya</a>, a les <a href="/wiki/Muntanyes_Metal%C2%B7l%C3%ADferes" title="Muntanyes Metal·líferes">muntanyes Metal·líferes</a> els miners anomenaven despectivament <i>Kupfernickel</i> ‘coure de níquel’ a les <a href="/wiki/Mena" title="Mena">menes</a> que semblaven de <a href="/wiki/Coure" title="Coure">coure</a>, però de les quals no s'obtenia aquest metall.<sup id="cite_ref-FOOTNOTETrifonov198262_5-0" class="reference"><a href="#cite_note-FOOTNOTETrifonov198262-5"><span class="cite-bracket">&#91;</span>5<span class="cite-bracket">&#93;</span></a></sup> </p> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Jernkontoret,_Cronstedt.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/43/Jernkontoret%2C_Cronstedt.jpg/220px-Jernkontoret%2C_Cronstedt.jpg" decoding="async" width="220" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/43/Jernkontoret%2C_Cronstedt.jpg/330px-Jernkontoret%2C_Cronstedt.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/43/Jernkontoret%2C_Cronstedt.jpg/440px-Jernkontoret%2C_Cronstedt.jpg 2x" data-file-width="688" data-file-height="688" /></a><figcaption><a href="/wiki/Axel_Fredrik_Cronstedt" title="Axel Fredrik Cronstedt">Axel Fredrik Cronstedt</a>.</figcaption></figure> <p>El <a href="/wiki/1751" title="1751">1751</a> el químic suec <a href="/wiki/Axel_Fredrik_Cronstedt" title="Axel Fredrik Cronstedt">Axel Fredrik Cronstedt</a> (1722-1765), intentant determinar quins metalls d'interès contenien les <a href="/wiki/Mena" title="Mena">menes</a> de les mines sueques de <a href="/w/index.php?title=Los&amp;action=edit&amp;redlink=1" class="new" title="Los (encara no existeix)">Los</a> (a l'època, Loos), <a href="/wiki/H%C3%A4lsingland" title="Hälsingland">Hälsingland</a>, estudià el mineral <a href="/wiki/Niquelina" title="Niquelina">niquelina</a> NiAs i obtingué un metall que donava un color groc en dissoldre'l en <a href="/wiki/%C3%80cid_n%C3%ADtric" title="Àcid nítric">àcid nítric</a>. Inicialment, pensà que havia trobat coure, i hi afegí <a href="/wiki/Ferro" title="Ferro">ferro</a> esperant que la reacció prevista donaria coure vermell, però això no succeí. Després de molts experiments aconseguí aïllar el metall.<sup id="cite_ref-FOOTNOTETrifonov198263_6-0" class="reference"><a href="#cite_note-FOOTNOTETrifonov198263-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup> </p><p>Cronstedt publicà el seu descobriment a les <i>Transaccions de la Reial Acadèmia Sueca de les Ciències</i> (<i>Kungliga Svenska Vetenskapsakademiens Handlingar</i>) el 1751 i el 1754.<sup id="cite_ref-FOOTNOTEEnghag2008690_7-0" class="reference"><a href="#cite_note-FOOTNOTEEnghag2008690-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> Anomenà el nou element <i>nickel</i>, abreviació del suec <i>kopparnickel</i>, traduït de l'alemany <i>Kupfernickel</i>, compost de <i>Kupfer</i> ‘coure’ i <i>Nickel</i> ‘<a href="/wiki/Gnom" title="Gnom">gnom</a> de les mines’, diminutiu de <i>Nikolaus</i> (relacionat amb <a href="/wiki/Nicolau_de_Mira" title="Nicolau de Mira">sant Nicolau</a> i els costums relacionats amb la seva festivitat a Alemanya)<i>.</i><sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">&#91;</span>8<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">&#91;</span>9<span class="cite-bracket">&#93;</span></a></sup> Molts científics reconegueren el descobriment del nou element, però d'altres mantenien que el níquel era una barreja de <a href="/wiki/Cobalt" title="Cobalt">cobalt</a>, <a href="/wiki/Ferro" title="Ferro">ferro</a>, <a href="/wiki/Ars%C3%A8nic" title="Arsènic">arsènic</a> i coure. Tots aquests dubtes s'esvaïren el 1775 quan el suec <a href="/wiki/Torbern_Olof_Bergman" title="Torbern Olof Bergman">Torbern Olof Bergman</a> (1735-1784) demostrà que les barreges d'aquest elements, en qualsevol proporció, no presentaven les propietats del níquel.<sup id="cite_ref-FOOTNOTETrifonov198263_6-1" class="reference"><a href="#cite_note-FOOTNOTETrifonov198263-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Abundància_i_obtenció"><span id="Abund.C3.A0ncia_i_obtenci.C3.B3"></span>Abundància i obtenció</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=2" title="Modifica la secció: Abundància i obtenció"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Campo_del_Cielo_Meteorite_17g.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Campo_del_Cielo_Meteorite_17g.jpg/220px-Campo_del_Cielo_Meteorite_17g.jpg" decoding="async" width="220" height="146" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Campo_del_Cielo_Meteorite_17g.jpg/330px-Campo_del_Cielo_Meteorite_17g.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Campo_del_Cielo_Meteorite_17g.jpg/440px-Campo_del_Cielo_Meteorite_17g.jpg 2x" data-file-width="1627" data-file-height="1079" /></a><figcaption><a href="/wiki/Meteorit" title="Meteorit">Meteorit</a> tipus Campo del Cielo compost de ferro i níquel, caigut a <a href="/wiki/Nou_M%C3%A8xic" title="Nou Mèxic">Nou Mèxic</a>.</figcaption></figure> <p>S'estima que el níquel és present a l'<a href="/wiki/Escor%C3%A7a_terrestre" title="Escorça terrestre">escorça terrestre</a> en una proporció d'entre el 0,01 i el 0,02&#160;%<sup id="cite_ref-FOOTNOTENewton2010377_10-0" class="reference"><a href="#cite_note-FOOTNOTENewton2010377-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> o 84 <a href="/wiki/Part_per_mili%C3%B3" title="Part per milió">ppm</a> (<a href="/wiki/Gram" title="Gram">g</a>/<a href="/wiki/Tona_(unitat)" title="Tona (unitat)">t</a>),<sup id="cite_ref-FOOTNOTEEnghag2008685_11-0" class="reference"><a href="#cite_note-FOOTNOTEEnghag2008685-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> essent el 22è<sup id="cite_ref-FOOTNOTENewton2010377_10-1" class="reference"><a href="#cite_note-FOOTNOTENewton2010377-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> o 23è<sup id="cite_ref-FOOTNOTEEnghag2008685_11-1" class="reference"><a href="#cite_note-FOOTNOTEEnghag2008685-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> element més abundant. Hom suposa que és molt més abundant al <a href="/wiki/Nucli_de_la_Terra" title="Nucli de la Terra">nucli</a> de la <a href="/wiki/Terra" title="Terra">Terra</a>, que estaria compost fonamentalment de <a href="/wiki/Ferro" title="Ferro">ferro</a> i níquel.<sup id="cite_ref-FOOTNOTENewton2010377_10-2" class="reference"><a href="#cite_note-FOOTNOTENewton2010377-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> El níquel també apareix en forma de metall en alguns dels <a href="/wiki/Meteorit" title="Meteorit">meteorits</a> que cauen a la Terra, junt amb el <a href="/wiki/Ferro" title="Ferro">ferro</a>, formant <a href="/wiki/Aliatge" title="Aliatge">aliatges</a> com la <a href="/wiki/Kamacita" title="Kamacita">kamacita</a> o la <a href="/wiki/Taenita" title="Taenita">taenita</a>. </p> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Pyrrhotite-195241.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Pyrrhotite-195241.jpg/220px-Pyrrhotite-195241.jpg" decoding="async" width="220" height="237" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Pyrrhotite-195241.jpg/330px-Pyrrhotite-195241.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Pyrrhotite-195241.jpg/440px-Pyrrhotite-195241.jpg 2x" data-file-width="557" data-file-height="600" /></a><figcaption><a href="/wiki/Pirrotina" title="Pirrotina">Pirrotina</a>.</figcaption></figure> <p>Les <a href="/wiki/Mena" title="Mena">menes</a> més habituals entre les que contenen níquel són la <a href="/wiki/Pentlandita" title="Pentlandita">pentlandita</a> (Ni,Fe)<sub>9</sub>S<sub>8</sub>, una pirita magnètica amb més del 5&#160;% de níquel anomenada <a href="/wiki/Pirrotina" title="Pirrotina">pirrotina</a> Fe<sub>1–x</sub>S i la <a href="/wiki/Garnierita" title="Garnierita">garnierita</a> (Ni,Mg)<sub>6</sub>(OH)<sub>8</sub>Si<sub>4</sub>O<sub>10</sub>. Altres <a href="/wiki/Minerals" class="mw-redirect" title="Minerals">minerals</a> serien la <a href="/wiki/Gersdorffita" title="Gersdorffita">gersdorffita</a> NiAsS, la <a href="/wiki/Annabergita" title="Annabergita">annabergita</a> Ni₃(AsO<sub>4</sub>)<sub>2</sub>•8H<sub>2</sub>O, la <a href="/wiki/Niquelina" title="Niquelina">niquelina</a> NiAs o la <a href="/wiki/Nepou%C3%AFta" title="Nepouïta">nepouïta</a> Ni<sub>3</sub>Si<sub>2</sub>O<sub>5</sub>(OH)<sub>4</sub>.<sup id="cite_ref-FOOTNOTENewton2010377_10-3" class="reference"><a href="#cite_note-FOOTNOTENewton2010377-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-FOOTNOTEEnghag2008685_11-2" class="reference"><a href="#cite_note-FOOTNOTEEnghag2008685-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> </p><p>La producció mundial de níquel el 2023 fou de 3,6 milions de tones, essent els principals productors: <a href="/wiki/Indon%C3%A8sia" title="Indonèsia">Indonèsia</a> (1,8 milions de tones), les <a href="/wiki/Filipines" title="Filipines">Filipines</a> (400&#160;000 t), <a href="/wiki/Nova_Caled%C3%B2nia" title="Nova Caledònia">Nova Caledònia</a> (230&#160;000 t), <a href="/wiki/R%C3%BAssia" title="Rússia">Rússia</a> (200&#160;000 t), el <a href="/wiki/Canad%C3%A0" title="Canadà">Canadà</a> (180&#160;000 t), <a href="/wiki/Austr%C3%A0lia" title="Austràlia">Austràlia</a> (160&#160;000 t) i la <a href="/wiki/Xina" title="Xina">Xina</a> (110&#160;000 t). Les reserves mundials conegudes superen les 130 milions de tones, que es troben majoritàriament a Indonèsia (55 milions de tones), Austràlia (24 milions de tones), el <a href="/wiki/Brasil" title="Brasil">Brasil</a> (16 milions de tones), Rússia (8,3 milions de tones) i Nova Caledònia (7,1 milions de tones).<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Característiques_principals"><span id="Caracter.C3.ADstiques_principals"></span>Característiques principals</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=3" title="Modifica la secció: Característiques principals"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Propietat_físiques"><span id="Propietat_f.C3.ADsiques"></span>Propietat físiques</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=4" title="Modifica la secció: Propietat físiques"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>És un <a href="/wiki/Metall_de_transici%C3%B3" title="Metall de transició">metall de transició</a> de color blanc platejat, amb un punt de fusió de 1&#160;455 °C, un punt d'ebullició de 2&#160;730 °C i una densitat de 8,912 g/cm³. <a href="/wiki/Conductor_el%C3%A8ctric" title="Conductor elèctric">conductor</a> de l'electricitat i de la calor, és dúctil i <a href="/wiki/Mal%C2%B7leable" class="mw-redirect" title="Mal·leable">mal·leable</a> pel que es pot laminar, polir i forjar fàcilment, i presenta cert <a href="/wiki/Ferromagnetisme" title="Ferromagnetisme">ferromagnetisme</a>. </p> <div class="mw-heading mw-heading3"><h3 id="Propietats_químiques"><span id="Propietats_qu.C3.ADmiques"></span>Propietats químiques</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=5" title="Modifica la secció: Propietats químiques"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>El seu <a href="/wiki/Estat_d%27oxidaci%C3%B3" title="Estat d&#39;oxidació">estat d'oxidació</a> més normal és +2. Pot presentar-ne altres, s'han observat estats d'oxidació 0, +1 i +3 en complexos, però no en són gens característics. </p><p>El níquel metall no reacciona amb l'aire en condicions ambientals, però finament dividit hi reacciona fàcilment i en aquesta forma pot ser pirofòric. A temperatures més altes, la reacció entre el níquel metall i l'oxigen sembla que no es completa, però dona una mica d'òxid de níquel(II) NiO. Tampoc reacciona amb l'aigua en condicions habituals.<sup id="cite_ref-:0_13-0" class="reference"><a href="#cite_note-:0-13"><span class="cite-bracket">&#91;</span>13<span class="cite-bracket">&#93;</span></a></sup> </p> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Nickel(II)_bromide_crystals_in_an_ampoule.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d7/Nickel%28II%29_bromide_crystals_in_an_ampoule.jpg/220px-Nickel%28II%29_bromide_crystals_in_an_ampoule.jpg" decoding="async" width="220" height="165" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d7/Nickel%28II%29_bromide_crystals_in_an_ampoule.jpg/330px-Nickel%28II%29_bromide_crystals_in_an_ampoule.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d7/Nickel%28II%29_bromide_crystals_in_an_ampoule.jpg/440px-Nickel%28II%29_bromide_crystals_in_an_ampoule.jpg 2x" data-file-width="4608" data-file-height="3456" /></a><figcaption>Bromur de niquel(II).</figcaption></figure> <p>El níquel metall reacciona amb el fluor F<sub>2</sub> lentament, per la qual cosa s'empra en recipients per contenir-lo. Els altres halògens si que reaccionen donant els corresponents halurs de níquel(II):<sup id="cite_ref-:0_13-1" class="reference"><a href="#cite_note-:0-13"><span class="cite-bracket">&#91;</span>13<span class="cite-bracket">&#93;</span></a></sup> </p><p><span class="mwe-math-element"><span class="mwe-math-mathml-display mwe-math-mathml-a11y" style="display: none;"><math display="block" xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {Ni(s)\ +Cl2(g)-&gt;NiCl2(s)\quad [groc]}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mtext>Ni</mtext> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mtext>&#xA0;</mtext> <mo>+</mo> <msubsup> <mtext>Cl</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>g</mtext> <mo stretchy="false">)</mo> </mrow> <mo stretchy="false">&#x27F6;<!-- ⟶ --></mo> <msubsup> <mtext>NiCl</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mspace width="1em" /> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">[</mo> <mtext>groc</mtext> <mo stretchy="false">]</mo> </mrow> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {Ni(s)\ +Cl2(g)-&gt;NiCl2(s)\quad [groc]}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/05f1d1e26911bbfaf14502fefc35eba057ed4e36" class="mwe-math-fallback-image-display mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:36.363ex; height:3.009ex;" alt="{\displaystyle {\ce {Ni(s)\ +Cl2(g)-&gt;NiCl2(s)\quad [groc]}}}"></span><span class="mwe-math-element"><span class="mwe-math-mathml-display mwe-math-mathml-a11y" style="display: none;"><math display="block" xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {Ni(s)\ +Br2(g)-&gt;NiBr2(s)\quad [groc]}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mtext>Ni</mtext> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mtext>&#xA0;</mtext> <mo>+</mo> <msubsup> <mtext>Br</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>g</mtext> <mo stretchy="false">)</mo> </mrow> <mo stretchy="false">&#x27F6;<!-- ⟶ --></mo> <msubsup> <mtext>NiBr</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mspace width="1em" /> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">[</mo> <mtext>groc</mtext> <mo stretchy="false">]</mo> </mrow> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {Ni(s)\ +Br2(g)-&gt;NiBr2(s)\quad [groc]}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/40debe5ad5adf1dfb50bfd58bdba499e1e9e4dbe" class="mwe-math-fallback-image-display mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:36.828ex; height:3.009ex;" alt="{\displaystyle {\ce {Ni(s)\ +Br2(g)-&gt;NiBr2(s)\quad [groc]}}}"></span><span class="mwe-math-element"><span class="mwe-math-mathml-display mwe-math-mathml-a11y" style="display: none;"><math display="block" xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {Ni(s)\ +I2(g)-&gt;NiI2(s)\quad [negre]}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mtext>Ni</mtext> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mtext>&#xA0;</mtext> <mo>+</mo> <msubsup> <mtext>I</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>g</mtext> <mo stretchy="false">)</mo> </mrow> <mo stretchy="false">&#x27F6;<!-- ⟶ --></mo> <msubsup> <mtext>NiI</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mspace width="1em" /> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">[</mo> <mtext>negre</mtext> <mo stretchy="false">]</mo> </mrow> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {Ni(s)\ +I2(g)-&gt;NiI2(s)\quad [negre]}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/1f31f6911b91dd02d4f7f16bd311ec381f43f64a" class="mwe-math-fallback-image-display mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:34.555ex; height:3.009ex;" alt="{\displaystyle {\ce {Ni(s)\ +I2(g)-&gt;NiI2(s)\quad [negre]}}}"></span> </p><p>El níquel metall no reacciona amb hidròxids i es dissol lentament en <a href="/wiki/%C3%80cid_sulf%C3%BAric" title="Àcid sulfúric">àcid sulfúric</a> diluït per formar solucions que contenen l'ió Ni(II) aigua juntament amb el gas hidrogen H<sub>2</sub>. A la pràctica, el Ni(II) està present com a ió complex [Ni(OH<sub>2</sub>)<sub>6</sub>]<sup>2+</sup>.<sup id="cite_ref-:0_13-2" class="reference"><a href="#cite_note-:0-13"><span class="cite-bracket">&#91;</span>13<span class="cite-bracket">&#93;</span></a></sup> </p><p><span class="mwe-math-element"><span class="mwe-math-mathml-display mwe-math-mathml-a11y" style="display: none;"><math display="block" xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {Ni(s) + H2SO4(aq) -&gt; Ni^{2+}(aq) + SO4^{2-}(aq) + H2(g)}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mtext>Ni</mtext> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mo>+</mo> <msubsup> <mtext>H</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <msubsup> <mtext>SO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>4</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>aq</mtext> <mo stretchy="false">)</mo> </mrow> <mo stretchy="false">&#x27F6;<!-- ⟶ --></mo> <msup> <mtext>Ni</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace" /> <mo>+</mo> </mrow> </msup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>aq</mtext> <mo stretchy="false">)</mo> </mrow> <mo>+</mo> <msubsup> <mtext>SO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>4</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace" /> <mrow class="MJX-TeXAtom-ORD"> <mo>&#x2212;<!-- − --></mo> </mrow> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>aq</mtext> <mo stretchy="false">)</mo> </mrow> <mo>+</mo> <msubsup> <mtext>H</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>g</mtext> <mo stretchy="false">)</mo> </mrow> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {Ni(s) + H2SO4(aq) -&gt; Ni^{2+}(aq) + SO4^{2-}(aq) + H2(g)}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/35d0f82a0f407da3be6b01eb0c15f0cf58520e2e" class="mwe-math-fallback-image-display mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:54.982ex; height:3.343ex;" alt="{\displaystyle {\ce {Ni(s) + H2SO4(aq) -&gt; Ni^{2+}(aq) + SO4^{2-}(aq) + H2(g)}}}"></span> </p> <div class="mw-heading mw-heading2"><h2 id="Isòtops"><span id="Is.C3.B2tops"></span>Isòtops</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=6" title="Modifica la secció: Isòtops"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r30997230">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}</style><div role="note" class="hatnote navigation-not-searchable">Article principal: <a href="/wiki/Is%C3%B2tops_del_n%C3%ADquel" title="Isòtops del níquel">Isòtops del níquel</a></div> <p>En la naturalesa es troben cinc&#160;<a href="/wiki/Is%C3%B2top" title="Isòtop">isòtops</a> estables: Ni-58, Ni-60, Ni-61, Ni-62 i Ni-64, sent el més lleuger el més abundant (68,077&#160;%), el segueix el Ni-60 (26,223&#160;%), el Ni-62 (3,635&#160;%), el Ni-61 (1,140&#160;%) i, finalment el Ni-64 (0,926&#160;%).<sup id="cite_ref-:1_14-0" class="reference"><a href="#cite_note-:1-14"><span class="cite-bracket">&#91;</span>14<span class="cite-bracket">&#93;</span></a></sup> </p><p>S'han caracteritzat a més vint-i-sis <a href="/wiki/Radiois%C3%B2top" title="Radioisòtop">isòtops radioactius</a> dels que els més estables són el Ni-59, el Ni-63 i el Ni-56 amb <a href="/wiki/Per%C3%ADode_de_semidesintegraci%C3%B3" title="Període de semidesintegració">períodes de semidesintegració</a> de 76&#160;000&#160;anys, 100,1&#160;anys i 6,077 dies respectivament. Els altres radioisòtops, amb <a href="/wiki/Nombre_m%C3%A0ssic" title="Nombre màssic">nombres màssics</a> des de 48 a 78, tenen períodes de semidesintegració inferiors a 60 hores i la majoria no arriben els 30&#160;segons. El níquel té a més un estat <a href="/wiki/Metaestable" class="mw-redirect" title="Metaestable">metaestable</a>.<sup id="cite_ref-:1_14-1" class="reference"><a href="#cite_note-:1-14"><span class="cite-bracket">&#91;</span>14<span class="cite-bracket">&#93;</span></a></sup> </p><p>El Ni-56 es produeix en grans quantitats en <a href="/wiki/Supernova" title="Supernova">supernoves</a> de tipus II corresponent la forma de la <a href="/wiki/Corba_de_llum" title="Corba de llum">corba de llum</a> a la desintegració del Ni-56 en <a href="/wiki/Cobalt" title="Cobalt">Co</a>-56 i aquest en <a href="/wiki/Ferro" title="Ferro">Fe</a>-56. El Ni-59 és un isòtop de llarga vida obtingut per cosmogènesi. Aquest isòtop ha trobat diverses aplicacions en la <a href="/wiki/Dataci%C3%B3_radiom%C3%A8trica" title="Datació radiomètrica">datació radiomètrica</a> de <a href="/wiki/Meteorits" class="mw-redirect" title="Meteorits">meteorits</a> i en la determinació de l'abundància de pols extraterrestre en <a href="/wiki/Gel" class="mw-redirect" title="Gel">gels</a> i <a href="/wiki/Sediments" class="mw-redirect" title="Sediments">sediments</a>. El Ni-60 és fill del Fe-60 (període de semidesintegració d'1,5&#160;milions d'anys) la persistència del qual en el <a href="/wiki/Sistema_solar" title="Sistema solar">sistema solar</a> en concentracions prou altes ha pogut causar variacions observables en la composició isotòpica del Ni-60, d'aquesta manera, l'anàlisi de l'abundància de Ni-60 en materials extraterrestres pot proporcionar informació sobre l'origen del sistema solar i la seua història primordial. </p> <div class="mw-heading mw-heading2"><h2 id="Aplicacions">Aplicacions</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=7" title="Modifica la secció: Aplicacions"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Indústria_metal·lúrgica"><span id="Ind.C3.BAstria_metal.C2.B7l.C3.BArgica"></span>Indústria metal·lúrgica</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=8" title="Modifica la secció: Indústria metal·lúrgica"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Majoritàriament, el níquel es destina a la fabricació d'<a href="/wiki/Acer_inoxidable_austen%C3%ADtic" title="Acer inoxidable austenític">acers inoxidables austenítics</a> (amb més d'un 7&#160;% de níquel). També són important altres aliatges, les més importants són a continuació: </p> <div class="mw-heading mw-heading4"><h4 id="Aliatges_amb_coure">Aliatges amb coure</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=9" title="Modifica la secció: Aliatges amb coure"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Munt_2_euro_Asterix_60_jaar.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Munt_2_euro_Asterix_60_jaar.jpg/220px-Munt_2_euro_Asterix_60_jaar.jpg" decoding="async" width="220" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Munt_2_euro_Asterix_60_jaar.jpg/330px-Munt_2_euro_Asterix_60_jaar.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/65/Munt_2_euro_Asterix_60_jaar.jpg/440px-Munt_2_euro_Asterix_60_jaar.jpg 2x" data-file-width="3443" data-file-height="3443" /></a><figcaption>Les monedes de 2 € duen l'anell exterior fabricat amb un aliatge de 75&#160;% de coure i 25&#160;% de níquel, de color argentat. El disc intern té una estructura de tres capes, la interna és de níquel pur i està recoberta per cada costat d'una capa de 75&#160;% de coure, 20&#160;% de zinc i 5&#160;% de níquel, de color daurat. Les d'1 € duen els mateixos aliatges, però invertits.<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">&#91;</span>15<span class="cite-bracket">&#93;</span></a></sup></figcaption></figure> <p>El níquel proporciona a l'<a href="/wiki/Aliatge" title="Aliatge">aliatge</a> amb coure, anomena <a href="/wiki/Cupron%C3%ADquel" title="Cuproníquel">cuproníquel</a> i que generalment conté menys del 50&#160;% de níquel i petites quantitats de <a href="/wiki/Ferro" title="Ferro">ferro</a> (0,5-0,6&#160;%) i de <a href="/wiki/Mangan%C3%A8s" title="Manganès">manganès</a> (0,3-1&#160;%), una millor resistència a la <a href="/wiki/Corrosi%C3%B3" title="Corrosió">corrosió</a> marina, a la contaminació biològica i una millor <a href="/wiki/Ductilitat" title="Ductilitat">ductilitat</a>. S'usa àmpliament tant en aplicacions marines com en canalitzacions, en la fabricació de revestiments de plataformes i cascs dels vaixells, en gàbies per als peixos utilitzades en aqüicultura i també en <a href="/wiki/Bescanviador_de_calor" title="Bescanviador de calor">bescanviadors de calor</a> i condensadors. </p><p>El monel és un <a href="/wiki/Aliatge" title="Aliatge">aliatge</a> constituït per níquel (66-68&#160;%), <a href="/wiki/Coure" title="Coure">coure</a> (27-30&#160;%) i <a href="/wiki/Ferro" title="Ferro">ferro</a> (1,5-3&#160;%), de color blanc, d'una <a href="/wiki/Densitat" title="Densitat">densitat</a> de 8,82 g/cm³ i amb un <a href="/wiki/Punt_de_fusi%C3%B3" title="Punt de fusió">punt de fusió</a> de 1&#160;360 °C. Té una gran resistència a la tracció, un bon allargament i resisteix remarcablement l'acció corrosiva de l'aigua de mar, del vapor d'aigua i dels àcids (excepte el <a href="/wiki/%C3%80cid_n%C3%ADtric" title="Àcid nítric">nítric</a>). L'addició d'<a href="/wiki/Alumini" title="Alumini">alumini</a>, Al, o <a href="/wiki/Silici" title="Silici">silici</a>, Si, permet de millorar-ne les característiques mecàniques. És utilitzat en la fabricació de tubs de condensador, hèlices, paletes de turbina, aparells químics, instal·lacions sanitàries i de la indústria alimentària, etc.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">&#91;</span>16<span class="cite-bracket">&#93;</span></a></sup> </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Check-valve-springs-in-inconel-The-Alloy-Valve-Stockist.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/83/Check-valve-springs-in-inconel-The-Alloy-Valve-Stockist.JPG/220px-Check-valve-springs-in-inconel-The-Alloy-Valve-Stockist.JPG" decoding="async" width="220" height="293" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/83/Check-valve-springs-in-inconel-The-Alloy-Valve-Stockist.JPG/330px-Check-valve-springs-in-inconel-The-Alloy-Valve-Stockist.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/83/Check-valve-springs-in-inconel-The-Alloy-Valve-Stockist.JPG/440px-Check-valve-springs-in-inconel-The-Alloy-Valve-Stockist.JPG 2x" data-file-width="1200" data-file-height="1600" /></a><figcaption>Molles fabricades amb l'aliatge <a href="/wiki/Inconel" title="Inconel">inconel</a>.</figcaption></figure> <div class="mw-heading mw-heading4"><h4 id="Aliatges_amb_crom">Aliatges amb crom</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=10" title="Modifica la secció: Aliatges amb crom"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>És el principal component dels aliatges <a href="/wiki/Inconel" title="Inconel">inconel</a>, nom d'un grup d'uns vint-i-cinc <a href="/wiki/Aliatge" title="Aliatge">aliatges</a>, de níquel (50-72&#160;%), <a href="/wiki/Crom" title="Crom">crom</a> (14-23&#160;%) i altres metalls (<a href="/wiki/Coure" title="Coure">coure</a>, <a href="/wiki/Mangan%C3%A8s" title="Manganès">manganès</a> i <a href="/wiki/Molibd%C3%A8" title="Molibdè">molibdè</a>, entre d'altres). La combinació de níquel i crom proveeix resistència tant a solucions corrosives reductores com oxidants. El níquel i el crom actuen també en conjunt per resistir l'oxidació, carburització i altres formes de deteriorament a altes temperatures. Aquests aliatges no es tornen trencadisses a temperatures criogèniques, tenen bona resistència a la tracció i a la fatiga a temperatures moderades, i presenten excel·lents propietats de resistència al flux i trencament a altes temperatures.<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">&#91;</span>17<span class="cite-bracket">&#93;</span></a></sup> </p><p>El <a href="/wiki/Nicrom" title="Nicrom">nicrom</a> és un metall obtingut com un aliatge de níquel, <a href="/wiki/Crom" title="Crom">crom</a> i <a href="/wiki/Ferro" title="Ferro">ferro</a>. Amb aquest material es poden fer cables que dissipen una gran quantitat de calor, procés que és aprofitat, per exemple, per les <a href="/wiki/Torradora" title="Torradora">torradores de pa</a> (per assecar l'aigua de les llesques de pa) i per a la <a href="/wiki/Pasteuritzaci%C3%B3" title="Pasteurització">pasteurització</a>. Es fon a 500 °C, depenent de la concentració relativa dels seus components. </p> <div class="mw-heading mw-heading4"><h4 id="Aliatges_amb_ferro">Aliatges amb ferro</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=11" title="Modifica la secció: Aliatges amb ferro"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Supermalloy" title="Supermalloy">Supermalloy</a> és el nom d'un <a href="/wiki/Aliatge" title="Aliatge">aliatge</a> compost per <a href="/wiki/Nickel" class="mw-redirect" title="Nickel">nickel</a> (75&#160;%), <a href="/wiki/Ferro" title="Ferro">ferro</a> (20&#160;%) i <a href="/wiki/Molibd%C3%A8" title="Molibdè">molibdè</a> (5&#160;%). Es tracta d'un material magnètic del tipus <i>tou</i> (és a dir, de baixa <a href="/wiki/Coercitivitat" title="Coercitivitat">coercitivitat</a>). La <a href="/wiki/Resistivitat" title="Resistivitat">resistivitat</a> d'aquest aliatge és de 0,6 <a href="/wiki/Ohm_(unitat)" title="Ohm (unitat)">Ω·mm</a>²/m. Té una <a href="/wiki/Permeabilitat_magn%C3%A8tica" class="mw-redirect" title="Permeabilitat magnètica">permeabilitat magnètica</a> extremadament alta (aproximadament 800&#160;000 N/A²) i una baixa coercitivitat. </p><p>El <a href="/wiki/Permaloy" title="Permaloy">permaloy</a> és un <a href="/wiki/Aliatge" title="Aliatge">aliatge</a> de <a href="/wiki/Ferro" title="Ferro">ferro</a> i níquel d'elevada <a href="/wiki/Permeabilitat_magn%C3%A8tica" class="mw-redirect" title="Permeabilitat magnètica">permeabilitat magnètica</a> i feble <a href="/wiki/Hist%C3%A8resi" title="Histèresi">histèresi magnètica</a>, que és emprat en la fabricació de cables submarins, de nuclis de bobina, d'elements de màquines elèctriques sotmesos a l'acció de camps magnètics alterns, etc. </p> <div class="mw-heading mw-heading4"><h4 id="Aliatges_amb_alumini">Aliatges amb alumini</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=12" title="Modifica la secció: Aliatges amb alumini"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>L'<a href="/wiki/Alumel" title="Alumel">alumel</a> és un <a href="/wiki/Aliatge" title="Aliatge">aliatge</a> constituït pel 94%, aproximadament, de níquel i de petites quantitats ben controlades de <a href="/wiki/Silici" title="Silici">silici</a>, <a href="/wiki/Alumini" title="Alumini">alumini</a> i <a href="/wiki/Mangan%C3%A8s" title="Manganès">manganès</a>. És molt resistent a la corrosió en medi oxidant, àdhuc per damunt de 1 000 °C. És emprat principalment com a element negatiu de <a href="/wiki/Termoparell" title="Termoparell">termoparells</a>. La seva resistivitat elèctrica és 0,294 μΩ·m i la seva conductivitat tèrmica 30 W/m/K. </p><p><a href="/wiki/Alnico" title="Alnico">Alnico</a> és un grup d'<a href="/wiki/Aliatge" title="Aliatge">aliatges</a> de ferro amb quantitats variables (8-12&#160;%) d'<a href="/wiki/Alumini" title="Alumini">alumini</a>, de níquel (14-28&#160;%) i de <a href="/wiki/Cobalt" title="Cobalt">cobalt</a> (5-24&#160;%).<sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">&#91;</span>18<span class="cite-bracket">&#93;</span></a></sup> Alguns contenen, a més, petites quantitats de <a href="/wiki/Coure" title="Coure">coure</a> i de <a href="/wiki/Titani" title="Titani">titani</a>. Segons la seva composició hom distingeix uns dotze tipus d'alnico. Tots ells són caracteritzats per llurs propietats ferromagnètiques i usats en la fabricació d'<a href="/wiki/Imant" title="Imant">imants</a> permanents.<sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">&#91;</span>19<span class="cite-bracket">&#93;</span></a></sup> </p> <style data-mw-deduplicate="TemplateStyles:r32548069/mw-parser-output/.tmulti">.mw-parser-output .tmulti .multiimageinner{display:flex;flex-direction:column}.mw-parser-output .tmulti .trow{display:flex;flex-direction:row;clear:left;flex-wrap:wrap;width:100%;box-sizing:border-box}.mw-parser-output .tmulti .tsingle{margin:1px;float:left}.mw-parser-output .tmulti .theader{clear:both;font-weight:bold;text-align:center;align-self:center;background-color:transparent;width:100%}.mw-parser-output .tmulti .thumbcaption{text-align:left;background-color:transparent}.mw-parser-output .tmulti .text-align-left{text-align:left}.mw-parser-output .tmulti .text-align-right{text-align:right}.mw-parser-output .tmulti .text-align-center{text-align:center}@media all and (max-width:720px){.mw-parser-output .tmulti .thumbinner{width:100%!important;box-sizing:border-box;max-width:none!important;align-items:center}.mw-parser-output .tmulti .trow{justify-content:center}.mw-parser-output .tmulti .tsingle{float:none!important;max-width:100%!important;box-sizing:border-box;text-align:center}.mw-parser-output .tmulti .thumbcaption{text-align:center}}</style><div class="thumb tmulti tright"><div class="thumbinner multiimageinner" style="width:312px;max-width:312px"><div class="trow"><div class="tsingle" style="width:158px;max-width:158px"><div class="thumbimage" style="height:237px;overflow:hidden"><span typeof="mw:File"><a href="/wiki/Fitxer:Nitinol_bueroklammer_verbogen.jpg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Nitinol_bueroklammer_verbogen.jpg/156px-Nitinol_bueroklammer_verbogen.jpg" decoding="async" width="156" height="238" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Nitinol_bueroklammer_verbogen.jpg/234px-Nitinol_bueroklammer_verbogen.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c4/Nitinol_bueroklammer_verbogen.jpg/312px-Nitinol_bueroklammer_verbogen.jpg 2x" data-file-width="1474" data-file-height="2248" /></a></span></div></div><div class="tsingle" style="width:150px;max-width:150px"><div class="thumbimage" style="height:237px;overflow:hidden"><span typeof="mw:File"><a href="/wiki/Fitxer:Nitinol_bueroklammer_heiss.jpg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Nitinol_bueroklammer_heiss.jpg/148px-Nitinol_bueroklammer_heiss.jpg" decoding="async" width="148" height="236" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Nitinol_bueroklammer_heiss.jpg/222px-Nitinol_bueroklammer_heiss.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a5/Nitinol_bueroklammer_heiss.jpg/296px-Nitinol_bueroklammer_heiss.jpg 2x" data-file-width="1336" data-file-height="2134" /></a></span></div></div></div><div class="trow" style="display:flex"><div class="thumbcaption">Un clip de nitinol es deformà (esq.) i en posar-lo dins aigua calenta recuperà la seva forma (dret.).</div></div></div></div> <div class="mw-heading mw-heading4"><h4 id="Aliatges_amb_titani">Aliatges amb titani</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=13" title="Modifica la secció: Aliatges amb titani"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>El <a href="/wiki/Nitinol" title="Nitinol">nitinol</a> és un metall format per l'<a href="/wiki/Aliatge" title="Aliatge">aliatge</a> de níquel i <a href="/wiki/Titani" title="Titani">titani</a> en quasi la mateixa proporció (per exemple el nitinol 60 té un 60&#160;% de níquel), i presenta unes propietats estranyes respecte als altres aliatges, ja que és capaç de recuperar de manera «intel·ligent» la forma original després d'haver estat deformat, sempre que s'escalfi a la temperatura de transformació.<sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">&#91;</span>20<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-Pelton2004_21-0" class="reference"><a href="#cite_note-Pelton2004-21"><span class="cite-bracket">&#91;</span>21<span class="cite-bracket">&#93;</span></a></sup> Per les seves propietats de material superelàstic, s'han desenvolupat dispositius d'aplicació en medicina, com cilindres - malles autoexpansibles per mantenir la permeabilitat de vasos sanguinis (stents), o dispositius per a oclusió de defectes cardíacs. També s'empren en elements que han de recuperar la seva forma original després d'una severa deformació, com muntures d'ulleres per a nens o antenes de telèfons mòbils (ja en desús). La recuperació de la forma original es pot emprar per a la generació de moviment o per a la fabricació d'acoblaments en conduccions espacials (conduccions en la indústria aeronàutica o conduccions submarines). </p> <div class="mw-heading mw-heading3"><h3 id="Indústria_de_bateries"><span id="Ind.C3.BAstria_de_bateries"></span>Indústria de bateries</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=14" title="Modifica la secció: Indústria de bateries"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fitxer:Energizer_NiMH_rechargeable_AA_batteries_(four)_(various_positions).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ac/Energizer_NiMH_rechargeable_AA_batteries_%28four%29_%28various_positions%29.jpg/220px-Energizer_NiMH_rechargeable_AA_batteries_%28four%29_%28various_positions%29.jpg" decoding="async" width="220" height="147" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ac/Energizer_NiMH_rechargeable_AA_batteries_%28four%29_%28various_positions%29.jpg/330px-Energizer_NiMH_rechargeable_AA_batteries_%28four%29_%28various_positions%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ac/Energizer_NiMH_rechargeable_AA_batteries_%28four%29_%28various_positions%29.jpg/440px-Energizer_NiMH_rechargeable_AA_batteries_%28four%29_%28various_positions%29.jpg 2x" data-file-width="4050" data-file-height="2700" /></a><figcaption><a href="/wiki/Pila_de_n%C3%ADquel_i_hidrur_met%C3%A0l%C2%B7lic" title="Pila de níquel i hidrur metàl·lic">Piles de Ni-MH</a>.</figcaption></figure> <p>La primera bateria que emprà níquel fou la de <a href="/wiki/Bateria_de_n%C3%ADquel_i_ferro" title="Bateria de níquel i ferro">níquel i ferro</a> inventada el 1899 per <a href="/wiki/Thomas_Alva_Edison" title="Thomas Alva Edison">Thomas Alva Edison</a>. És una bateria molt robusta que tolera la sobrecàrrega, sobredescàrrega i el curtcircuit,<sup id="cite_ref-Linden2002_22-0" class="reference"><a href="#cite_note-Linden2002-22"><span class="cite-bracket">&#91;</span>22<span class="cite-bracket">&#93;</span></a></sup> però és de fabricació cara i altres tipus de bateries l'han desplaçat.<sup id="cite_ref-23" class="reference"><a href="#cite_note-23"><span class="cite-bracket">&#91;</span>23<span class="cite-bracket">&#93;</span></a></sup> Tanmateix en aplicacions especials el seu ús s'ha incrementat.<sup id="cite_ref-24" class="reference"><a href="#cite_note-24"><span class="cite-bracket">&#91;</span>24<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-25" class="reference"><a href="#cite_note-25"><span class="cite-bracket">&#91;</span>25<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-26" class="reference"><a href="#cite_note-26"><span class="cite-bracket">&#91;</span>26<span class="cite-bracket">&#93;</span></a></sup> </p><p>L'hidròxid de níquel s'utilitzava en la producció de <a href="/wiki/Pila_de_n%C3%ADquel_i_cadmi" title="Pila de níquel i cadmi">bateries recarregables de níquel i cadmi</a> (Ni-Cd), però eren pesants i no podien emmagatzemar tanta energia, com les <a href="/wiki/Pila_de_n%C3%ADquel_i_hidrur_met%C3%A0l%C2%B7lic" title="Pila de níquel i hidrur metàl·lic">piles de níquel i hidrur metàl·lic</a> (Ni-MH), que les han substituït perquè són més barates i menys contaminants. El níquel s'utilitza en la fabricació de bateries de sodi i níquel (<a href="/w/index.php?title=Bateria_zebra&amp;action=edit&amp;redlink=1" class="new" title="Bateria zebra (encara no existeix)">bateries zebra</a>) que treballen a altes temperatures. </p><p>Un <a href="/wiki/Acumulador_de_n%C3%ADquel-hidrogen" title="Acumulador de níquel-hidrogen">acumulador de níquel hidrogen</a> (NIH₂ o Ni-H₂) és una font de potència electroquímica recarregable obtinguda a partir de níquel i hidrogen.<sup id="cite_ref-27" class="reference"><a href="#cite_note-27"><span class="cite-bracket">&#91;</span>27<span class="cite-bracket">&#93;</span></a></sup> Aquest tipus de bateria utilitza cel d'hidrogen pressuritzat a més de 82,7 bar.<sup id="cite_ref-28" class="reference"><a href="#cite_note-28"><span class="cite-bracket">&#91;</span>28<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Altres_camps">Altres camps</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=15" title="Modifica la secció: Altres camps"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Es fa servir en recobriments electrolítics antioxidants (<a href="/wiki/Niquelat" title="Niquelat">niquelat</a>). </p> <div class="mw-heading mw-heading2"><h2 id="Rol_biològic"><span id="Rol_biol.C3.B2gic"></span>Rol biològic</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=16" title="Modifica la secció: Rol biològic"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Moltes <a href="/wiki/Hidrogenasa" title="Hidrogenasa">hidrogenases</a> contenen níquel, especialment aquelles la funció de les quals és oxidar l'<a href="/wiki/Hidrogen" title="Hidrogen">hidrogen</a>. Sembla que el níquel pateix canvis en el seu estat d'oxidació el que indicaria que el nucli de níquel és la part activa de l'<a href="/wiki/Enzim" title="Enzim">enzim</a>. </p><p>El níquel està també present en l'enzim metil com a reductasa i en bacteris metanògens. </p> <div class="mw-heading mw-heading2"><h2 id="Precaucions">Precaucions</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=17" title="Modifica la secció: Precaucions"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <table class="plainlinks ambox ambox-content" style="" data-severity="2"> <tbody><tr> <td class="mbox-image" style="width: 52px;"> <span typeof="mw:File"><a href="/wiki/Fitxer:Crystal128-pipe.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Crystal128-pipe.svg/25px-Crystal128-pipe.svg.png" decoding="async" width="25" height="25" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Crystal128-pipe.svg/38px-Crystal128-pipe.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Crystal128-pipe.svg/50px-Crystal128-pipe.svg.png 2x" data-file-width="192" data-file-height="192" /></a></span></td> <td class="mbox-text" style=""> <div class="mbox-text-span">Aquest article o secció no <a href="/wiki/Viquip%C3%A8dia:Citau_les_fonts" title="Viquipèdia:Citau les fonts">cita les fonts</a> o necessita més referències per a la seva <a href="/wiki/VP:VER" class="mw-redirect" title="VP:VER">verificabilitat</a>.</div> </td> </tr> </tbody></table> <p>L'exposició al níquel metall i els seus compostos solubles no ha de superar els 0,05 <a href="/wiki/Mil%C2%B7ligram" title="Mil·ligram">mg</a>/<a href="/wiki/Cent%C3%ADmetre_c%C3%BAbic" title="Centímetre cúbic">cm³</a> mesurats en nivells de níquel equivalent per a una exposició laboral de 8 hores diàries i 40 setmanals. Els vapors i la pols de <a href="/w/index.php?title=Sulfur_de_n%C3%ADquel&amp;action=edit&amp;redlink=1" class="new" title="Sulfur de níquel (encara no existeix)">sulfur de níquel</a> se sospita que poden ser <a href="/wiki/Cancer%C3%ADgen" class="mw-redirect" title="Cancerígen">cancerígens</a>. </p><p>El carbonil de níquel (Ni(CO)₄), generat durant el procés d'obtenció del metall, és un gas extremadament tòxic. </p><p>Les persones sensibilitzades poden manifestar <a href="/wiki/Al%C2%B7l%C3%A8rgia" title="Al·lèrgia">al·lèrgies</a> al níquel. La quantitat de níquel admissible en productes que puguin entrar en contacte amb la pell està regulada per la <a href="/wiki/Uni%C3%B3_Europea" title="Unió Europea">Unió Europea</a>; tot i així, la revista <i><a href="/wiki/Nature" title="Nature">Nature</a></i> va publicar el <a href="/wiki/2002" title="2002">2002</a> un article en què investigadors afirmaven haver trobat en monedes d'1 i 2 <a href="/wiki/Euro" title="Euro">euros</a> nivells superiors als permesos, es creu que a causa d'una reacció galvànica. </p> <div class="mw-heading mw-heading2"><h2 id="Referències"><span id="Refer.C3.A8ncies"></span>Referències</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=18" title="Modifica la secció: Referències"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="reflist &#123;&#123;#if: &#124; references-column-count references-column-count-&#123;&#123;&#123;col&#125;&#125;&#125;" style="list-style-type: decimal;"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><a href="#cite_ref-1">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">M. Carnes <i>et al.</i>&#32;«A Stable Tetraalkyl Complex of Nickel(IV)».&#32;<i>Angewandte Chemie International Edition</i>,&#32;48,&#32;2009,&#32;pàg.&#160;3384. <a href="/wiki/DOI" title="DOI">DOI</a>: <a rel="nofollow" class="external text" href="https://dx.doi.org/10.1002%2Fanie.200804435">10.1002/anie.200804435</a>.</span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">S. Pfirrmann <i>et al.</i>&#32;«A Dinuclear Nickel(I) Dinitrogen Complex and its Reduction in Single-Electron Steps».&#32;<i>Angewandte Chemie International Edition</i>,&#32;48,&#32;2009,&#32;pàg.&#160;3357. <a href="/wiki/DOI" title="DOI">DOI</a>: <a rel="nofollow" class="external text" href="https://dx.doi.org/10.1002%2Fanie.200805862">10.1002/anie.200805862</a>.</span></span> </li> <li id="cite_note-LGEC-3"><span class="mw-cite-backlink"><a href="#cite_ref-LGEC_3-0">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://www.enciclopedia.cat/ec-gec-0126375.xml">níquel</a>».&#32;<i><a href="/wiki/Gran_Enciclop%C3%A8dia_Catalana" title="Gran Enciclopèdia Catalana">Gran Enciclopèdia Catalana</a></i>.&#32; <a href="/wiki/Grup_Enciclop%C3%A8dia_Catalana" class="mw-redirect" title="Grup Enciclopèdia Catalana">Grup Enciclopèdia Catalana</a>.&#32;[Consulta: 7 agost 2021].</span></span> </li> <li id="cite_note-FOOTNOTEEnghag2008689-4"><span class="mw-cite-backlink"><a href="#cite_ref-FOOTNOTEEnghag2008689_4-0">↑</a></span> <span class="reference-text"><a href="#CITEREFEnghag2008">Enghag, 2008</a>, p.&#160;689.</span> </li> <li id="cite_note-FOOTNOTETrifonov198262-5"><span class="mw-cite-backlink"><a href="#cite_ref-FOOTNOTETrifonov198262_5-0">↑</a></span> <span class="reference-text"><a href="#CITEREFTrifonov1982">Trifonov, 1982</a>, p.&#160;62.</span> </li> <li id="cite_note-FOOTNOTETrifonov198263-6"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-FOOTNOTETrifonov198263_6-0">6,0</a></sup> <sup><a href="#cite_ref-FOOTNOTETrifonov198263_6-1">6,1</a></sup></span> <span class="reference-text"><a href="#CITEREFTrifonov1982">Trifonov, 1982</a>, p.&#160;63.</span> </li> <li id="cite_note-FOOTNOTEEnghag2008690-7"><span class="mw-cite-backlink"><a href="#cite_ref-FOOTNOTEEnghag2008690_7-0">↑</a></span> <span class="reference-text"><a href="#CITEREFEnghag2008">Enghag, 2008</a>, p.&#160;690.</span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><a href="#cite_ref-8">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://www.diccionari.cat/EC-GDLC-e{{{id}}}.xml">níquel</a>».&#32;<i><a href="/wiki/Gran_Diccionari_de_la_Llengua_Catalana" title="Gran Diccionari de la Llengua Catalana">Gran Diccionari de la Llengua Catalana</a></i>.&#32; Barcelona:&#32; <a href="/wiki/Grup_Enciclop%C3%A8dia_Catalana" class="mw-redirect" title="Grup Enciclopèdia Catalana">Grup Enciclopèdia Catalana</a>.&#32;[Consulta: 15 febrer 2024].</span></span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><a href="#cite_ref-9">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal"><span style="font-variant: small-caps;">Harper</span>, Douglas.&#32;«<a rel="nofollow" class="external text" href="https://www.etymonline.com/word/nickel">nickel</a>»&#32;(en anglès).&#32;<i>Online Etymology Dictionary</i>.&#32;[Consulta: 16 febrer 2024].</span></span> </li> <li id="cite_note-FOOTNOTENewton2010377-10"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-FOOTNOTENewton2010377_10-0">10,0</a></sup> <sup><a href="#cite_ref-FOOTNOTENewton2010377_10-1">10,1</a></sup> <sup><a href="#cite_ref-FOOTNOTENewton2010377_10-2">10,2</a></sup> <sup><a href="#cite_ref-FOOTNOTENewton2010377_10-3">10,3</a></sup></span> <span class="reference-text"><a href="#CITEREFNewton2010">Newton, 2010</a>, p.&#160;377.</span> </li> <li id="cite_note-FOOTNOTEEnghag2008685-11"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-FOOTNOTEEnghag2008685_11-0">11,0</a></sup> <sup><a href="#cite_ref-FOOTNOTEEnghag2008685_11-1">11,1</a></sup> <sup><a href="#cite_ref-FOOTNOTEEnghag2008685_11-2">11,2</a></sup></span> <span class="reference-text"><a href="#CITEREFEnghag2008">Enghag, 2008</a>, p.&#160;685.</span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><a href="#cite_ref-12">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">&#32;«<a rel="nofollow" class="external text" href="https://pubs.usgs.gov/periodicals/mcs2024/mcs2024-nickel.pdf">NICKEL</a>»&#32;(PDF)&#32;(en anglès).&#32;<i>Mineral Commodity Summaries</i>.&#32;U.S. Geological Survey,&#32;1-2024,&#32;pàg.&#160;2.</span></span> </li> <li id="cite_note-:0-13"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-:0_13-0">13,0</a></sup> <sup><a href="#cite_ref-:0_13-1">13,1</a></sup> <sup><a href="#cite_ref-:0_13-2">13,2</a></sup></span> <span class="reference-text"><span class="citation" style="font-style:normal"><span style="font-variant: small-caps;">Winter</span>, Mark.&#32;«<a rel="nofollow" class="external text" href="https://www.webelements.com/nickel/chemistry.html">Nickel. Reactions of elements</a>».&#32;<i>WebElements</i>.&#32; The University of Sheffield and WebElements Ltd.&#32;[Consulta: 19 febrer 2024].</span></span> </li> <li id="cite_note-:1-14"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-:1_14-0">14,0</a></sup> <sup><a href="#cite_ref-:1_14-1">14,1</a></sup></span> <span class="reference-text"><span class="citation" style="font-style:normal"><span style="font-variant: small-caps;">Gray</span>, Theodore.&#32;«<a rel="nofollow" class="external text" href="https://periodictable.com/Elements/028/data.html">Technical data for the element Nickel</a>».&#32;<i>Periodictable.com</i>.&#32;[Consulta: 16 febrer 2024].</span></span> </li> <li id="cite_note-15"><span class="mw-cite-backlink"><a href="#cite_ref-15">↑</a></span> <span class="reference-text"><span class="citation book" style="font-style:normal" id="CITEREFCallisterRethwisch2020"><span style="font-variant: small-caps;">Callister</span>, William D.;&#32;<span style="font-variant: small-caps;">Rethwisch</span>, David G. <i>Materials science and engineering: an introduction: SI Version</i>. 10th edition, global edition.&#32; Hoboken:&#32;Wiley,&#32;2020. <span style="font-size:90%; white-space:nowrap;"><a href="/wiki/Especial:Fonts_bibliogr%C3%A0fiques/978-1-119-45391-8" title="Especial:Fonts bibliogràfiques/978-1-119-45391-8">ISBN 978-1-119-45391-8</a></span>.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Materials+science+and+engineering%3A+an+introduction%3A+SI+Version&amp;rft.aulast=Callister&amp;rft.aufirst=William+D.&amp;rft.date=2020&amp;rft.edition=10th+edition%2C+global+edition&amp;rft.pub=Wiley&amp;rft.place=Hoboken&amp;rft.isbn=978-1-119-45391-8"><span style="display: none;">&#160;</span></span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><a href="#cite_ref-16">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="http://www.enciclopedia.cat/gran-enciclopedia-catalana/0124467.xml">Níquel</a>».&#32;<i><a href="/wiki/Gran_Enciclop%C3%A8dia_Catalana" title="Gran Enciclopèdia Catalana">Gran Enciclopèdia Catalana</a></i>.&#32; Barcelona:&#32; <a href="/wiki/Grup_Enciclop%C3%A8dia_Catalana" class="mw-redirect" title="Grup Enciclopèdia Catalana">Grup Enciclopèdia Catalana</a>.</span></span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><a href="#cite_ref-17">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="http://www.americanspecialmetals.com/inconel.html">Inconel ALEACIONES NIQUEL-CROMO</a>».&#32; American Special Metalls.&#32;[Consulta: 3 gener 2012].</span></span> </li> <li id="cite_note-18"><span class="mw-cite-backlink"><a href="#cite_ref-18">↑</a></span> <span class="reference-text"><span class="citation book" style="font-style:normal" id="CITEREFDawes1982"><span style="font-variant: small-caps;">Dawes</span>, Chester L. <a rel="nofollow" class="external text" href="http://books.google.cat/books?id=AoG5HyboD_IC&amp;pg=PA172&amp;dq=Alnico&amp;hl=ca&amp;sa=X&amp;ei=WFP1Up-aIKqo0QXG1IGgDQ&amp;ved=0CDUQ6AEwAQ#v=onepage&amp;q=Alnico&amp;f=false"><i>Electricidad industrial</i></a>&#32;(en castellà). vol.2.&#32; Reverte,&#32;1982,&#32;p.&#160;172. <span style="font-size:90%; white-space:nowrap;"><a href="/wiki/Especial:Fonts_bibliogr%C3%A0fiques/8429130209" title="Especial:Fonts bibliogràfiques/8429130209">ISBN 8429130209</a></span>.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Electricidad+industrial&amp;rft.aulast=Dawes&amp;rft.aufirst=Chester+L.&amp;rft.date=1982&amp;rft.pub=Reverte&amp;rft.pages=172&amp;rft.isbn=8429130209&amp;rft_id=http%3A%2F%2Fbooks.google.cat%2Fbooks%3Fid%3DAoG5HyboD_IC%26pg%3DPA172%26dq%3DAlnico%26hl%3Dca%26sa%3DX%26ei%3DWFP1Up-aIKqo0QXG1IGgDQ%26ved%3D0CDUQ6AEwAQ%23v%3Donepage%26q%3DAlnico%26f%3Dfalse"><span style="display: none;">&#160;</span></span></span> </li> <li id="cite_note-19"><span class="mw-cite-backlink"><a href="#cite_ref-19">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="http://www.enciclopedia.cat/gran-enciclopedia-catalana/0077115.xml">Níquel</a>».&#32;<i><a href="/wiki/Gran_Enciclop%C3%A8dia_Catalana" title="Gran Enciclopèdia Catalana">Gran Enciclopèdia Catalana</a></i>.&#32; Barcelona:&#32; <a href="/wiki/Grup_Enciclop%C3%A8dia_Catalana" class="mw-redirect" title="Grup Enciclopèdia Catalana">Grup Enciclopèdia Catalana</a>.</span></span> </li> <li id="cite_note-20"><span class="mw-cite-backlink"><a href="#cite_ref-20">↑</a></span> <span class="reference-text"><span class="citation book" style="font-style:normal"> <a rel="nofollow" class="external text" href="http://books.google.cat/books?id=PlfEXboNzj4C&amp;pg=PA95"><i>Materials and Coatings for Medical Devices: Cardiovascular</i></a>.&#32; ASM International,&#32;1 gener 2009,&#32;p.&#160;95–. <span style="font-size:90%; white-space:nowrap;"><a href="/wiki/Especial:Fonts_bibliogr%C3%A0fiques/978-1-61503-135-1" title="Especial:Fonts bibliogràfiques/978-1-61503-135-1">ISBN 978-1-61503-135-1</a></span>.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Materials+and+Coatings+for+Medical+Devices%3A+Cardiovascular&amp;rft.date=1+gener+2009&amp;rft.pub=ASM+International&amp;rft.pages=95%E2%80%93&amp;rft.isbn=978-1-61503-135-1&amp;rft_id=http%3A%2F%2Fbooks.google.cat%2Fbooks%3Fid%3DPlfEXboNzj4C%26pg%3DPA95"><span style="display: none;">&#160;</span></span></span> </li> <li id="cite_note-Pelton2004-21"><span class="mw-cite-backlink"><a href="#cite_ref-Pelton2004_21-0">↑</a></span> <span class="reference-text"><span class="citation book" style="font-style:normal">Alan R. Pelton. <a rel="nofollow" class="external text" href="https://books.google.cat/books?id=ivsQdxC1pcUC&amp;pg=PA183"><i>SMST 2003: Proceedings of the International Conference on Shape Memory and Superelastic Technologies</i></a>.&#32; ASM International,&#32;2004,&#32;p.&#160;183–. <span style="font-size:90%; white-space:nowrap;"><a href="/wiki/Especial:Fonts_bibliogr%C3%A0fiques/978-1-61503-107-8" title="Especial:Fonts bibliogràfiques/978-1-61503-107-8">ISBN 978-1-61503-107-8</a></span>.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=SMST+2003%3A+Proceedings+of+the+International+Conference+on+Shape+Memory+and+Superelastic+Technologies&amp;rft.au=Alan+R.+Pelton&amp;rft.date=2004&amp;rft.pub=ASM+International&amp;rft.pages=183%E2%80%93&amp;rft.isbn=978-1-61503-107-8&amp;rft_id=https%3A%2F%2Fbooks.google.cat%2Fbooks%3Fid%3DivsQdxC1pcUC%26pg%3DPA183"><span style="display: none;">&#160;</span></span></span> </li> <li id="cite_note-Linden2002-22"><span class="mw-cite-backlink"><a href="#cite_ref-Linden2002_22-0">↑</a></span> <span class="reference-text">David Linden, Thomas B. Reddy (ed). <i>Handbook Of Batteries 3rd Edition</i>, McGraw-Hill, Nova York, 2002 <a href="/wiki/Especial:Fonts_bibliogr%C3%A0fiques/0-07-135978-8" title="Especial:Fonts bibliogràfiques/0-07-135978-8">ISBN 0-07-135978-8</a>, Chapter 25</span> </li> <li id="cite_note-23"><span class="mw-cite-backlink"><a href="#cite_ref-23">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">Ian Soutar.&#32;«<a rel="nofollow" class="external text" href="http://www.nickel-iron-battery.com/">Nickel Iron Battery Association HomePage</a>»,&#32;01-07-2010.&#32;[Consulta: 30 octubre 2011].</span></span> </li> <li id="cite_note-24"><span class="mw-cite-backlink"><a href="#cite_ref-24">↑</a></span> <span class="reference-text">Mother Earth News Issue #62 - March/April 1980</span> </li> <li id="cite_note-25"><span class="mw-cite-backlink"><a href="#cite_ref-25">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="http://www.nickel-iron-battery.com/">nickel iron battery information</a>».&#32;[Consulta: 24 desembre 2017].</span></span> </li> <li id="cite_note-26"><span class="mw-cite-backlink"><a href="#cite_ref-26">↑</a></span> <span class="reference-text">Home Power Magazine Issue #80 December 2000/Jan 2001</span> </li> <li id="cite_note-27"><span class="mw-cite-backlink"><a href="#cite_ref-27">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://web.archive.org/web/20160303183648/http://www.che.sc.edu/faculty/weidner/Publications/Weidner_JPS_141_326.pdf">Un model simplificat d'una bateria níquel-hidrogen</a>». Arxivat de l'<a rel="nofollow" class="external text" href="http://www.che.sc.edu/faculty/weidner/Publications/Weidner_JPS_141_326.pdf">original</a> el 2016-03-03.&#32;[Consulta: 28 juliol 2010].</span></span> </li> <li id="cite_note-28"><span class="mw-cite-backlink"><a href="#cite_ref-28">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://web.archive.org/web/20121023171750/http://www.nasa.gov/offices/oce/llis/0704.html">Instruccions d'emmagatzematge i maneig de bateries aeroespaciles de níquel-hidrogen</a>». Arxivat de l'<a rel="nofollow" class="external text" href="https://www.nasa.gov/offices/oce/llis/0704.html">original</a> el 2012-10-23.&#32;[Consulta: 28 juliol 2010].</span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Bibliografia">Bibliografia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=19" title="Modifica la secció: Bibliografia"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span class="citation book" style="font-style:normal" id="CITEREFEnghag2008"><span style="font-variant: small-caps;">Enghag</span>, Per. <i>Encyclopedia of the Elements</i>&#32;(en anglès).&#32; WILEY-VCH Verlag GmbH,&#32;2008,&#32;p.&#160;76. <span style="font-size:90%; white-space:nowrap;"><a href="/wiki/Especial:Fonts_bibliogr%C3%A0fiques/3-527-30666-8" title="Especial:Fonts bibliogràfiques/3-527-30666-8">ISBN 3-527-30666-8</a></span>.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Encyclopedia+of+the+Elements&amp;rft.aulast=Enghag&amp;rft.aufirst=Per&amp;rft.date=2008&amp;rft.pub=WILEY-VCH+Verlag+GmbH&amp;rft.pages=76&amp;rft.isbn=3-527-30666-8"><span style="display: none;">&#160;</span></span></li> <li><span class="citation book" style="font-style:normal" id="CITEREFNewton2010"><span style="font-variant: small-caps;">Newton</span>, David E. <i>Chemical Elements</i>&#32;(en anglès). Segona.&#32; Gale,&#32;2010. <span style="font-size:90%; white-space:nowrap;"><a href="/wiki/Especial:Fonts_bibliogr%C3%A0fiques/9781414476087" title="Especial:Fonts bibliogràfiques/9781414476087">ISBN 9781414476087</a></span>.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Chemical+Elements&amp;rft.aulast=Newton&amp;rft.aufirst=David+E.&amp;rft.date=2010&amp;rft.edition=Segona&amp;rft.pub=Gale&amp;rft.isbn=9781414476087"><span style="display: none;">&#160;</span></span></li> <li><span class="citation book" style="font-style:normal" id="Trifonov"><span style="font-variant: small-caps;">Trifonov</span>, D. N.;&#32;<span style="font-variant: small-caps;">Trifonov</span>, V. D. <i>Chemical Elements - How They Were Discovered</i>&#32;(en anglès).&#32; Moscou:&#32;MIR,&#32;1982.</span><span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=Chemical+Elements+-+How+They+Were+Discovered&amp;rft.aulast=Trifonov&amp;rft.aufirst=D.+N.&amp;rft.date=1982&amp;rft.pub=MIR&amp;rft.place=Moscou"><span style="display: none;">&#160;</span></span></li></ul> <div class="mw-heading mw-heading2"><h2 id="Vegeu_també"><span id="Vegeu_tamb.C3.A9"></span>Vegeu també</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=20" title="Modifica la secció: Vegeu també"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <div style="-moz-column-count:2; -webkit-column-count:2; column-count:2;"> <ul><li><a href="/wiki/N%C3%ADquel_natiu" title="Níquel natiu">Níquel natiu</a></li> <li><a href="/wiki/N%C3%ADquel_de_Raney" title="Níquel de Raney">Níquel de Raney</a></li> <li><a href="/wiki/Niquelskutterudita" title="Niquelskutterudita">Niquelskutterudita</a></li> <li><a href="/wiki/Niquelaustinita" title="Niquelaustinita">Niquelaustinita</a></li> <li><a href="/wiki/Niquelhexahidrita" title="Niquelhexahidrita">Niquelhexahidrita</a></li> <li><a href="/wiki/Niquelalumita" title="Niquelalumita">Niquelalumita</a></li> <li><a href="/wiki/Niquelschneebergita" title="Niquelschneebergita">Niquelschneebergita</a></li> <li><a href="/wiki/Niquelfosfur" title="Niquelfosfur">Niquelfosfur</a></li> <li><a href="/wiki/Qu%C3%ADmica_de_l%27organon%C3%ADquel" class="mw-redirect" title="Química de l&#39;organoníquel">Química de l'organoníquel</a></li></ul> </div> <div class="mw-heading mw-heading2"><h2 id="Enllaços_externs"><span id="Enlla.C3.A7os_externs"></span>Enllaços externs</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=N%C3%ADquel&amp;action=edit&amp;section=21" title="Modifica la secció: Enllaços externs"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r33663753">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:#f9f9f9;display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}.mw-parser-output .side-box-center{clear:both;margin:auto}}</style><div class="side-box metadata side-box-right plainlinks"> <div class="side-box-flex"> <div class="side-box-image"><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span></div> <div class="side-box-text plainlist">A <span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/P%C3%A0gina_principal?uselang=ca">Wikimedia Commons</a></span> hi ha contingut multimèdia relatiu a: <i><b><a href="https://commons.wikimedia.org/wiki/Category:Nickel" class="extiw" title="commons:Category:Nickel">Níquel</a></b></i></div></div> </div> <ul><li><a rel="nofollow" class="external text" href="http://www.fq.profes.net/archivo2.asp?id_contenido=35221">L'origen del nom</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20040314005130/http://www.fq.profes.net/archivo2.asp?id_contenido=35221">Arxivat</a> 2004-03-14 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>. <style data-mw-deduplicate="TemplateStyles:r33711417">.mw-parser-output .languageicon{font-size:0.95em;color:#555;background-color:inherit}@media screen{html.skin-theme-clientpref-night .mw-parser-output .languageicon{background-color:inherit;color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .languageicon{background-color:inherit;color:white}}</style><span class="languageicon" title="En castellà">(castellà)</span></li> <li><a rel="nofollow" class="external text" href="http://periodic.lanl.gov/elements/28.html">Los Alamos National Laboratory - Níquel</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20040612093750/http://periodic.lanl.gov/elements/28.html">Arxivat</a> 2004-06-12 a <a href="/wiki/Wayback_Machine" title="Wayback Machine">Wayback Machine</a>. <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r33711417"><span class="languageicon" title="En anglès">(anglès)</span></li> <li><a rel="nofollow" class="external text" href="http://www.webelements.com/webelements/elements/text/Co/key.html">webelements.com - Níquel</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r33711417"><span class="languageicon" title="En anglès">(anglès)</span></li> <li><a rel="nofollow" class="external text" href="http://environmentalchemistry.com/banblock.html">environmentalchemistry.com - Níquel</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r33711417"><span class="languageicon" title="En anglès">(anglès)</span></li></ul> <table class="navbox collapsible"> <tbody><tr> <th colspan="32"><a href="/wiki/Taula_peri%C3%B2dica" title="Taula periòdica">Taula periòdica</a> </th></tr> <tr> <td width="3.125%" style="background-color:#a0ffa0"><a href="/wiki/Hidrogen" title="Hidrogen">H</a> </td> <td width="3.125%" colspan="30">&#160; </td> <td width="3.125%" style="background-color:#c0ffff"><a href="/wiki/Heli" title="Heli">He</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/Liti" title="Liti">Li</a> </td> <td style="background-color:#ffdead"><a href="/wiki/Beril%C2%B7li" title="Beril·li">Be</a> </td> <td colspan="24">&#160; </td> <td style="background-color:#cccc99"><a href="/wiki/Bor" title="Bor">B</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/Carboni" title="Carboni">C</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/Nitrogen" title="Nitrogen">N</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/Oxigen" title="Oxigen">O</a> </td> <td style="background-color:#ffff99"><a href="/wiki/Fluor" title="Fluor">F</a> </td> <td style="background-color:#c0ffff"><a href="/wiki/Ne%C3%B3" title="Neó">Ne</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/Sodi" title="Sodi">Na</a> </td> <td style="background-color:#ffdead"><a href="/wiki/Magnesi" title="Magnesi">Mg</a> </td> <td colspan="24">&#160; </td> <td style="background-color:#cccccc"><a href="/wiki/Alumini" title="Alumini">Al</a> </td> <td style="background-color:#cccc99"><a href="/wiki/Silici" title="Silici">Si</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/F%C3%B2sfor" title="Fòsfor">P</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/Sofre" title="Sofre">S</a> </td> <td style="background-color:#ffff99"><a href="/wiki/Clor" title="Clor">Cl</a> </td> <td style="background-color:#c0ffff"><a href="/wiki/Arg%C3%B3" title="Argó">Ar</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/Potassi" title="Potassi">K</a> </td> <td style="background-color:#ffdead"><a href="/wiki/Calci" title="Calci">Ca</a> </td> <td colspan="14">&#160; </td> <td style="background-color:#ffc0c0"><a href="/wiki/Escandi" title="Escandi">Sc</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Titani" title="Titani">Ti</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Vanadi" title="Vanadi">V</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Crom" title="Crom">Cr</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Mangan%C3%A8s" title="Manganès">Mn</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Ferro" title="Ferro">Fe</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Cobalt" title="Cobalt">Co</a> </td> <td style="background-color:#ffc0c0"><a class="mw-selflink selflink">Ni</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Coure" title="Coure">Cu</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Zinc" title="Zinc">Zn</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Gal%C2%B7li" title="Gal·li">Ga</a> </td> <td style="background-color:#cccc99"><a href="/wiki/Germani" title="Germani">Ge</a> </td> <td style="background-color:#cccc99"><a href="/wiki/Ars%C3%A8nic" title="Arsènic">As</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/Seleni" title="Seleni">Se</a> </td> <td style="background-color:#ffff99"><a href="/wiki/Brom" title="Brom">Br</a> </td> <td style="background-color:#c0ffff"><a href="/wiki/Cript%C3%B3" title="Criptó">Kr</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/Rubidi" title="Rubidi">Rb</a> </td> <td style="background-color:#ffdead"><a href="/wiki/Estronci" title="Estronci">Sr</a> </td> <td colspan="14">&#160; </td> <td style="background-color:#ffc0c0"><a href="/wiki/Itri" title="Itri">Y</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Zirconi" title="Zirconi">Zr</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Niobi" title="Niobi">Nb</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Molibd%C3%A8" title="Molibdè">Mo</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Tecneci" title="Tecneci">Tc</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Ruteni" title="Ruteni">Ru</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Rodi" title="Rodi">Rh</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Pal%C2%B7ladi_(element)" title="Pal·ladi (element)">Pd</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Argent_(element)" class="mw-redirect" title="Argent (element)">Ag</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Cadmi" title="Cadmi">Cd</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Indi_(element)" title="Indi (element)">In</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Estany_(element)" title="Estany (element)">Sn</a> </td> <td style="background-color:#cccc99"><a href="/wiki/Antimoni" title="Antimoni">Sb</a> </td> <td style="background-color:#cccc99"><a href="/wiki/Tel%C2%B7luri" title="Tel·luri">Te</a> </td> <td style="background-color:#ffff99"><a href="/wiki/Iode" title="Iode">I</a> </td> <td style="background-color:#c0ffff"><a href="/wiki/Xen%C3%B3" title="Xenó">Xe</a> </td></tr> <tr> <td width="3.125%" style="background-color:#ff6666"><a href="/wiki/Cesi" title="Cesi">Cs</a> </td> <td width="3.125%" style="background-color:#ffdead"><a href="/wiki/Bari_(element)" title="Bari (element)">Ba</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Lantani" title="Lantani">La</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Ceri" title="Ceri">Ce</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Praseodimi" title="Praseodimi">Pr</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Neodimi" title="Neodimi">Nd</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Prometi" title="Prometi">Pm</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Samari" title="Samari">Sm</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Europi" title="Europi">Eu</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Gadolini" title="Gadolini">Gd</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Terbi" title="Terbi">Tb</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Disprosi" title="Disprosi">Dy</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Holmi" title="Holmi">Ho</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Erbi" title="Erbi">Er</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Tuli" title="Tuli">Tm</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Iterbi" title="Iterbi">Yb</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/Luteci" title="Luteci">Lu</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/Hafni" title="Hafni">Hf</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/T%C3%A0ntal" title="Tàntal">Ta</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/Tungst%C3%A8" title="Tungstè">W</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/Reni" title="Reni">Re</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/Osmi" title="Osmi">Os</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/Iridi" title="Iridi">Ir</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/Plat%C3%AD" title="Platí">Pt</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/Or" title="Or">Au</a> </td> <td width="3.125%" style="background-color:#cccccc"><a href="/wiki/Mercuri_(element)" title="Mercuri (element)">Hg</a> </td> <td width="3.125%" style="background-color:#cccccc"><a href="/wiki/Tal%C2%B7li" title="Tal·li">Tl</a> </td> <td width="3.125%" style="background-color:#cccccc"><a href="/wiki/Plom" title="Plom">Pb</a> </td> <td width="3.125%" style="background-color:#cccccc"><a href="/wiki/Bismut" title="Bismut">Bi</a> </td> <td width="3.125%" style="background-color:#cccccc"><a href="/wiki/Poloni" title="Poloni">Po</a> </td> <td width="3.125%" style="background-color:#cccc99"><a href="/wiki/%C3%80stat" title="Àstat">At</a> </td> <td width="3.125%" style="background-color:#c0ffff"><a href="/wiki/Rad%C3%B3" title="Radó">Rn</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/Franci" title="Franci">Fr</a> </td> <td style="background-color:#ffdead"><a href="/wiki/Radi_(element)" title="Radi (element)">Ra</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Actini" title="Actini">Ac</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Tori" title="Tori">Th</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Protoactini" title="Protoactini">Pa</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Urani" title="Urani">U</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Neptuni" title="Neptuni">Np</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Plutoni" title="Plutoni">Pu</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Americi" title="Americi">Am</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Curi" title="Curi">Cm</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Berkeli" title="Berkeli">Bk</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Californi" title="Californi">Cf</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Einsteini" title="Einsteini">Es</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Fermi_(element)" title="Fermi (element)">Fm</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Mendelevi" title="Mendelevi">Md</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Nobeli" title="Nobeli">No</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/Lawrenci" title="Lawrenci">Lr</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Rutherfordi" title="Rutherfordi">Rf</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Dubni" title="Dubni">Db</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Seaborgi" title="Seaborgi">Sg</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Bohri" title="Bohri">Bh</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Hassi" title="Hassi">Hs</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Meitneri" title="Meitneri">Mt</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Darmstadti" title="Darmstadti">Ds</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/Roentgeni" title="Roentgeni">Rg</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Copernici" title="Copernici">Cn</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Nihoni" title="Nihoni">Nh</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Flerovi" title="Flerovi">Fl</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Moscovi" title="Moscovi">Mc</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Livermori" title="Livermori">Lv</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Tennes" title="Tennes">Ts</a> </td> <td style="background-color:#cccccc"><a href="/wiki/Oganess%C3%B3" title="Oganessó">Og</a> </td></tr> <tr> <td colspan="32"> <table border="1" align="center" style="border:1px solid #ffffff; border-collapse:collapse; font-size: smaller; width:100%" rules="all" cellpadding="1"> <tbody><tr> <td style="background-color:#ff6666" width="10%"><a href="/wiki/Metall_alcal%C3%AD" title="Metall alcalí">Metalls alcalins</a> </td> <td style="background-color:#ffdead" width="10%"><a href="/wiki/Alcalinoterris" class="mw-redirect" title="Alcalinoterris">Alcalinoterris</a> </td> <td style="background-color:#ffbfff" width="10%"><a href="/wiki/Lantanoide" title="Lantanoide">Lantanoides</a> </td> <td style="background-color:#ff99cc" width="10%"><a href="/wiki/Actinoide" title="Actinoide">Actinoides</a> </td> <td style="background-color:#ffc0c0" width="10%"><a href="/wiki/Metall_de_transici%C3%B3" title="Metall de transició">Metalls de transició</a> </td> <td style="background-color:#cccccc" width="10%">Altres <a href="/wiki/Metalls" class="mw-redirect" title="Metalls">metalls</a> </td> <td style="background-color:#cccc99" width="10%"><a href="/wiki/Semimetall" title="Semimetall">Semimetalls</a> </td> <td style="background-color:#ffff99" width="10%"><a href="/wiki/Halogen" title="Halogen">No-metalls - Halògens</a> </td> <td style="background-color:#c0ffff" width="10%"><a href="/wiki/Gas_noble" title="Gas noble">No-metalls - Gasos nobles</a> </td> <td style="background-color:#a0ffa0" width="10%">Altres <a href="/wiki/No-metall" title="No-metall">no-metalls</a> </td></tr></tbody></table> </td></tr> <tr> <th colspan="32"> <table border="0" align="center" style="width:100%; height:50%;" cellpadding="0"> <tbody><tr> <td style="background-color:#c9c9ff"> </td></tr></tbody></table> </th></tr></tbody></table> <div role="navigation" class="navbox" aria-label="Navbox" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Control_d%27autoritats" title="Control d&#39;autoritats">Registres d'autoritat</a></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Biblioth%C3%A8que_nationale_de_France" class="mw-redirect" title="Bibliothèque nationale de France">BNF</a> <span class="uid"> (<a rel="nofollow" class="external text" href="http://catalogue.bnf.fr/ark:/12148/cb119445481">1</a>)</span></li> <li><a href="/wiki/Gemeinsame_Normdatei" title="Gemeinsame Normdatei">GND</a> <span class="uid"> (<a rel="nofollow" class="external text" href="http://d-nb.info/gnd/4042133-8">1</a>)</span></li> <li><a href="/wiki/LCCN" class="mw-redirect" title="LCCN">LCCN</a> <span class="uid"> (<a rel="nofollow" class="external text" href="https://id.loc.gov/authorities/subjects/sh85091772">1</a>)</span></li> <li><a href="/wiki/National_Diet_Library" class="mw-redirect" title="National Diet Library">NDL</a> <span class="uid"> (<a rel="nofollow" class="external text" href="http://id.ndl.go.jp/auth/ndlna/00568497">1</a>)</span></li> <li><a href="/wiki/Biblioteca_Nacional_de_la_Rep%C3%BAblica_Txeca" title="Biblioteca Nacional de la República Txeca">NKC</a> <span class="uid"> (<a rel="nofollow" class="external text" href="http://aleph.nkp.cz/F/?func=find-c&amp;local_base=aut&amp;ccl_term=ica=ph123294&amp;CON_LNG=ENG">1</a>)</span></li></ul> </div></td></tr></tbody></table></div> <p><span style="display: none;" class="interProject"><a href="https://ca.wiktionary.org/wiki/n%C3%ADquel" class="extiw" title="wikt:níquel">Viccionari</a></span> </p> <!-- NewPP limit report Parsed by mw‐web.eqiad.main‐5dc468848‐tzkqt Cached time: 20241123175310 Cache expiry: 2592000 Reduced expiry: false Complications: [show‐toc] CPU time usage: 0.586 seconds Real time usage: 1.111 seconds Preprocessor visited node count: 12867/1000000 Post‐expand include size: 257664/2097152 bytes Template argument size: 17811/2097152 bytes Highest expansion depth: 12/100 Expensive parser function count: 6/500 Unstrip recursion depth: 0/20 Unstrip post‐expand size: 25320/5000000 bytes Lua time usage: 0.133/10.000 seconds Lua memory usage: 2993655/52428800 bytes Number of Wikibase entities loaded: 1/400 --> <!-- Transclusion expansion time report (%,ms,calls,template) 100.00% 596.190 1 -total 25.99% 154.935 1 Plantilla:Referències 22.95% 136.817 1 Plantilla:Níquel 21.94% 130.807 1 Plantilla:Infotaula_d'element_químic 17.07% 101.756 1 Plantilla:Commonscat 15.31% 91.266 1 Plantilla:Sister 14.91% 88.885 1 Plantilla:Caixa_lateral 11.51% 68.639 11 Plantilla:Ref-web 7.74% 46.151 1 Plantilla:NavPeriodicTable 6.39% 38.107 1 Plantilla:Autoritat --> <!-- Saved in parser cache with key cawiki:pcache:idhash:19784-0!canonical and timestamp 20241123175310 and revision id 33794625. Rendering was triggered because: page-view --> </div><!--esi <esi:include src="/esitest-fa8a495983347898/content" /> --><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Obtingut de «<a dir="ltr" href="https://ca.wikipedia.org/w/index.php?title=Níquel&amp;oldid=33794625">https://ca.wikipedia.org/w/index.php?title=Níquel&amp;oldid=33794625</a>»</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Especial:Categorias" title="Especial:Categorias">Categoria</a>: <ul><li><a href="/wiki/Categoria:N%C3%ADquel" title="Categoria:Níquel">Níquel</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Categories ocultes: <ul><li><a href="/wiki/Categoria:P%C3%A0gines_amb_arguments_formatnum_no_num%C3%A8rics" title="Categoria:Pàgines amb arguments formatnum no numèrics">Pàgines amb arguments formatnum no numèrics</a></li><li><a href="/wiki/Categoria:P%C3%A0gines_que_utilitzen_m%C3%BAltiples_imatges_amb_imatges_escalades_autom%C3%A0ticament" title="Categoria:Pàgines que utilitzen múltiples imatges amb imatges escalades automàticament">Pàgines que utilitzen múltiples imatges amb imatges escalades automàticament</a></li><li><a href="/wiki/Categoria:Articles_sense_refer%C3%A8ncies" title="Categoria:Articles sense referències">Articles sense referències</a></li><li><a href="/wiki/Categoria:P%C3%A0gines_amb_enlla%C3%A7_commonscat_des_de_Wikidata" title="Categoria:Pàgines amb enllaç commonscat des de Wikidata">Pàgines amb enllaç commonscat des de Wikidata</a></li><li><a href="/wiki/Categoria:Articles_amb_la_plantilla_Webarchive_amb_enlla%C3%A7_wayback" title="Categoria:Articles amb la plantilla Webarchive amb enllaç wayback">Articles amb la plantilla Webarchive amb enllaç wayback</a></li><li><a href="/wiki/Categoria:Control_d%27autoritats" title="Categoria:Control d&#039;autoritats">Control d'autoritats</a></li><li><a href="/wiki/Categoria:P%C3%A0gines_que_usen_un_format_obsolet_d%27etiquetes_chem" title="Categoria:Pàgines que usen un format obsolet d&#039;etiquetes chem">Pàgines que usen un format obsolet d'etiquetes chem</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> La pàgina va ser modificada per darrera vegada el 18 ago 2024 a les 09:52.</li> <li id="footer-info-copyright">El text està disponible sota la <a href="/wiki/Viquip%C3%A8dia:Text_de_la_llic%C3%A8ncia_de_Creative_Commons_Reconeixement-Compartir_Igual_4.0_No_adaptada" title="Viquipèdia:Text de la llicència de Creative Commons Reconeixement-Compartir Igual 4.0 No adaptada"> Llicència de Creative Commons Reconeixement i Compartir-Igual</a>; es poden aplicar termes addicionals. Vegeu les <a class="external text" href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Terms_of_Use/ca">Condicions d'ús</a>. Wikipedia&#174; (Viquipèdia™) és una <a href="/wiki/Marca_comercial" title="Marca comercial">marca registrada</a> de <a rel="nofollow" class="external text" href="https://www.wikimediafoundation.org">Wikimedia Foundation, Inc</a>.<br /></li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy">Política de privadesa</a></li> <li id="footer-places-about"><a href="/wiki/Viquip%C3%A8dia:Quant_a_la_Viquip%C3%A8dia">Quant al projecte Viquipèdia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Viquip%C3%A8dia:Av%C3%ADs_d%27exempci%C3%B3_de_responsabilitat">Descàrrec de responsabilitat</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Codi de conducta</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Desenvolupadors</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/ca.wikipedia.org">Estadístiques</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Declaració de cookies</a></li> <li id="footer-places-mobileview"><a href="//ca.m.wikipedia.org/w/index.php?title=N%C3%ADquel&amp;mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Versió per a mòbils</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/static/images/footer/wikimedia-button.svg" width="84" height="29" alt="Wikimedia Foundation" loading="lazy"></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><img src="/w/resources/assets/poweredby_mediawiki.svg" alt="Powered by MediaWiki" width="88" height="31" loading="lazy"></a></li> </ul> </footer> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-f69cdc8f6-cbh7h","wgBackendResponseTime":177,"wgPageParseReport":{"limitreport":{"cputime":"0.586","walltime":"1.111","ppvisitednodes":{"value":12867,"limit":1000000},"postexpandincludesize":{"value":257664,"limit":2097152},"templateargumentsize":{"value":17811,"limit":2097152},"expansiondepth":{"value":12,"limit":100},"expensivefunctioncount":{"value":6,"limit":500},"unstrip-depth":{"value":0,"limit":20},"unstrip-size":{"value":25320,"limit":5000000},"entityaccesscount":{"value":1,"limit":400},"timingprofile":["100.00% 596.190 1 -total"," 25.99% 154.935 1 Plantilla:Referències"," 22.95% 136.817 1 Plantilla:Níquel"," 21.94% 130.807 1 Plantilla:Infotaula_d'element_químic"," 17.07% 101.756 1 Plantilla:Commonscat"," 15.31% 91.266 1 Plantilla:Sister"," 14.91% 88.885 1 Plantilla:Caixa_lateral"," 11.51% 68.639 11 Plantilla:Ref-web"," 7.74% 46.151 1 Plantilla:NavPeriodicTable"," 6.39% 38.107 1 Plantilla:Autoritat"]},"scribunto":{"limitreport-timeusage":{"value":"0.133","limit":"10.000"},"limitreport-memusage":{"value":2993655,"limit":52428800}},"cachereport":{"origin":"mw-web.eqiad.main-5dc468848-tzkqt","timestamp":"20241123175310","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"N\u00edquel","url":"https:\/\/ca.wikipedia.org\/wiki\/N%C3%ADquel","sameAs":"http:\/\/www.wikidata.org\/entity\/Q744","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q744","author":{"@type":"Organization","name":"Contributors to Wikimedia projects"},"publisher":{"@type":"Organization","name":"Wikimedia Foundation, Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2004-10-13T15:36:42Z","dateModified":"2024-08-18T08:52:52Z","image":"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/5\/57\/Nickel_chunk.jpg","headline":"element qu\u00edmic amb nombre at\u00f2mic 28"}</script> </body> </html>

Pages: 1 2 3 4 5 6 7 8 9 10