CINXE.COM

<!DOCTYPE html> <html class="client-nojs" lang="de" dir="ltr"> <head> <meta charset="UTF-8"> <title>Neptunium – Wikipedia</title> <script>(function(){var className="client-js";var cookie=document.cookie.match(/(?:^|; )dewikimwclientpreferences=([^;]+)/);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":["","Januar","Februar","März","April","Mai","Juni","Juli","August","September","Oktober","November","Dezember"],"wgRequestId":"54ff9b05-2d36-4afe-8788-4d1b9831ecce","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"Neptunium","wgTitle":"Neptunium","wgCurRevisionId":247368505,"wgRevisionId":247368505,"wgArticleId":3519,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":[ "Wikipedia:Keine GHS-Gefahrstoffkennzeichnung verfügbar","Radioaktiver Stoff","Actinoid","Schwermetall","Periode-7-Element","Chemisches Element"],"wgPageViewLanguage":"de","wgPageContentLanguage":"de","wgPageContentModel":"wikitext","wgRelevantPageName":"Neptunium","wgRelevantArticleId":3519,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[],"wgRestrictionMove":[],"wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":true,"wgFlaggedRevsParams":{"tags":{"accuracy":{"levels":1}}},"wgStableRevisionId":247368505,"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"de","pageLanguageDir":"ltr","pageVariantFallbacks":"de"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":true,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":30000,"wgRelatedArticlesCompat":[],"wgCentralAuthMobileDomain":false, "wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":true,"wgVector2022LanguageInHeader":false,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q1105","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false,"wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.gadget.citeRef":"ready","ext.gadget.defaultPlainlinks":"ready","ext.gadget.dewikiCommonHide":"ready","ext.gadget.dewikiCommonLayout":"ready","ext.gadget.dewikiCommonStyle":"ready","ext.gadget.NavFrame":"ready","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.styles.legacy":"ready", "ext.flaggedRevs.basic":"ready","mediawiki.codex.messagebox.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","codex-search-styles":"ready","ext.uls.interlanguage":"ready","wikibase.client.init":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["ext.cite.ux-enhancements","mediawiki.page.media","site","mediawiki.page.ready","mediawiki.toc","skins.vector.legacy.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.flaggedRevs.advanced","ext.gadget.createNewSection","ext.gadget.WikiMiniAtlas","ext.gadget.OpenStreetMap","ext.gadget.CommonsDirekt","ext.gadget.donateLink","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.compactlinks","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.checkUser.clientHints", "ext.growthExperiments.SuggestedEditSession","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=de&modules=codex-search-styles%7Cext.cite.styles%7Cext.flaggedRevs.basic%7Cext.math.styles%7Cext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cmediawiki.codex.messagebox.styles%7Cskins.vector.styles.legacy%7Cwikibase.client.init&only=styles&skin=vector"> <script async="" src="/w/load.php?lang=de&modules=startup&only=scripts&raw=1&skin=vector"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=de&modules=ext.gadget.NavFrame%2CciteRef%2CdefaultPlainlinks%2CdewikiCommonHide%2CdewikiCommonLayout%2CdewikiCommonStyle&only=styles&skin=vector"> <link rel="stylesheet" href="/w/load.php?lang=de&modules=site.styles&only=styles&skin=vector"> <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 name="viewport" content="width=1120"> <meta property="og:title" content="Neptunium – Wikipedia"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//de.m.wikipedia.org/wiki/Neptunium"> <link rel="alternate" type="application/x-wiki" title="Seite bearbeiten" href="/w/index.php?title=Neptunium&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="Wikipedia (de)"> <link rel="EditURI" type="application/rsd+xml" href="//de.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://de.wikipedia.org/wiki/Neptunium"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.de"> <link rel="alternate" type="application/atom+xml" title="Atom-Feed für „Wikipedia“" href="/w/index.php?title=Spezial:Letzte_%C3%84nderungen&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="//login.wikimedia.org"> </head> <body class="skin-vector-legacy mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Neptunium rootpage-Neptunium skin-vector action-view"><div id="mw-page-base" class="noprint"></div> <div id="mw-head-base" class="noprint"></div> <div id="content" class="mw-body" role="main"> <a id="top"></a> <div id="siteNotice"></div> <div class="mw-indicators"> </div> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Neptunium</span></h1> <div id="bodyContent" class="vector-body"> <div id="siteSub" class="noprint">aus Wikipedia, der freien Enzyklopädie</div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="contentSub2"></div> <div id="jump-to-nav"></div> <a class="mw-jump-link" href="#mw-head">Zur Navigation springen</a> <a class="mw-jump-link" href="#searchInput">Zur Suche springen</a> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="de" dir="ltr"><table class="float-right infobox wikitable" style="font-size:90%; margin-top:0; width:310px; max-width:400px;"> <tbody><tr> <th colspan="2" style="background:Orchid; font-size:120%; text-align:center;">Eigenschaften </th></tr> <tr> <td colspan="2" style="background:#ffffff; color:#000000; text-align:center;"> <div id="table" style="position:relative;"> <table cellpadding="0" cellspacing="1" style="margin:auto; background-color:#ffffff; color:#000000; text-align:center; empty-cells:show; border-collapse:separate; border-style:hidden;"> <tbody><tr> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LimeGreen;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Wasserstoff" title="Wasserstoff"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 1: Wasserstoff (H), Nichtmetall">   </span></a></div> </div> </td> <td colspan="30"> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightskyBlue;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Helium" title="Helium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 2: Helium (He), Edelgas">   </span></a></div> </div> </td></tr> <tr> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:OrangeRed;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Lithium" title="Lithium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 3: Lithium (Li), Alkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkOrange;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Beryllium" title="Beryllium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 4: Beryllium (Be), Erdalkalimetall">   </span></a></div> </div> </td> <td colspan="24"> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Peru;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Bor" title="Bor"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 5: Bor (B), Halbmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LimeGreen;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Kohlenstoff" title="Kohlenstoff"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 6: Kohlenstoff (C), Nichtmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LimeGreen;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Stickstoff" title="Stickstoff"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 7: Stickstoff (N), Nichtmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LimeGreen;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Sauerstoff" title="Sauerstoff"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 8: Sauerstoff (O), Nichtmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Khaki;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Fluor" title="Fluor"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 9: Fluor (F), Halogen">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightskyBlue;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Neon" title="Neon"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 10: Neon (Ne), Edelgas">   </span></a></div> </div> </td></tr> <tr> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:OrangeRed;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Natrium" title="Natrium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 11: Natrium (Na), Alkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkOrange;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Magnesium" title="Magnesium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 12: Magnesium (Mg), Erdalkalimetall">   </span></a></div> </div> </td> <td colspan="24"> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkGray;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Aluminium" title="Aluminium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 13: Aluminium (Al), Metall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Peru;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Silicium" title="Silicium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 14: Silicium (Si), Halbmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LimeGreen;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Phosphor" title="Phosphor"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 15: Phosphor (P), Nichtmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LimeGreen;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Schwefel" title="Schwefel"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 16: Schwefel (S), Nichtmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Khaki;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Chlor" title="Chlor"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 17: Chlor (Cl), Halogen">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightskyBlue;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Argon" title="Argon"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 18: Argon (Ar), Edelgas">   </span></a></div> </div> </td></tr> <tr> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:OrangeRed;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Kalium" title="Kalium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 19: Kalium (K), Alkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkOrange;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Calcium" title="Calcium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 20: Calcium (Ca), Erdalkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Scandium" title="Scandium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 21: Scandium (Sc), Übergangsmetall">   </span></a></div> </div> </td> <td colspan="14"> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Titan_(Element)" title="Titan (Element)"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 22: Titan (Ti), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Vanadium" title="Vanadium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 23: Vanadium (V), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Chrom" title="Chrom"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 24: Chrom (Cr), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Mangan" title="Mangan"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 25: Mangan (Mn), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Eisen" title="Eisen"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 26: Eisen (Fe), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Cobalt" title="Cobalt"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 27: Cobalt (Co), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Nickel" title="Nickel"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 28: Nickel (Ni), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Kupfer" title="Kupfer"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 29: Kupfer (Cu), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Zink" title="Zink"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 30: Zink (Zn), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkGray;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Gallium" title="Gallium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 31: Gallium (Ga), Metall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Peru;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Germanium" title="Germanium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 32: Germanium (Ge), Halbmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Peru;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Arsen" title="Arsen"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 33: Arsen (As), Halbmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Peru;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Selen" title="Selen"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 34: Selen (Se), Halbmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Khaki;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Brom" title="Brom"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 35: Brom (Br), Halogen">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightskyBlue;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Krypton" title="Krypton"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 36: Krypton (Kr), Edelgas">   </span></a></div> </div> </td></tr> <tr> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:OrangeRed;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Rubidium" title="Rubidium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 37: Rubidium (Rb), Alkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkOrange;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Strontium" title="Strontium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 38: Strontium (Sr), Erdalkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Yttrium" title="Yttrium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 39: Yttrium (Y), Übergangsmetall">   </span></a></div> </div> </td> <td colspan="14"> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Zirconium" title="Zirconium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 40: Zirconium (Zr), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Niob" title="Niob"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 41: Niob (Nb), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Molybd%C3%A4n" title="Molybdän"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 42: Molybdän (Mo), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Technetium" title="Technetium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 43: Technetium (Tc), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Ruthenium" title="Ruthenium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 44: Ruthenium (Ru), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Rhodium" title="Rhodium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 45: Rhodium (Rh), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Palladium" title="Palladium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 46: Palladium (Pd), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Silber" title="Silber"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 47: Silber (Ag), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Cadmium" title="Cadmium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 48: Cadmium (Cd), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkGray;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Indium" title="Indium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 49: Indium (In), Metall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkGray;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Zinn" title="Zinn"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 50: Zinn (Sn), Metall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Peru;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Antimon" title="Antimon"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 51: Antimon (Sb), Halbmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Peru;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Tellur" title="Tellur"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 52: Tellur (Te), Halbmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Khaki;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Iod" title="Iod"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 53: Iod (I), Halogen">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightskyBlue;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Xenon" title="Xenon"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 54: Xenon (Xe), Edelgas">   </span></a></div> </div> </td></tr> <tr> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:OrangeRed;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Caesium" title="Caesium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 55: Caesium (Cs), Alkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkOrange;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Barium" title="Barium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 56: Barium (Ba), Erdalkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Lanthan" title="Lanthan"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 57: Lanthan (La), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Cer" title="Cer"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 58: Cer (Ce), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Praseodym" title="Praseodym"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 59: Praseodym (Pr), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Neodym" title="Neodym"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 60: Neodym (Nd), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Promethium" title="Promethium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 61: Promethium (Pm), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Samarium" title="Samarium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 62: Samarium (Sm), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Europium" title="Europium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 63: Europium (Eu), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Gadolinium" title="Gadolinium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 64: Gadolinium (Gd), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Terbium" title="Terbium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 65: Terbium (Tb), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Dysprosium" title="Dysprosium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 66: Dysprosium (Dy), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Holmium" title="Holmium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 67: Holmium (Ho), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Erbium" title="Erbium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 68: Erbium (Er), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Thulium" title="Thulium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 69: Thulium (Tm), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Ytterbium" title="Ytterbium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 70: Ytterbium (Yb), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Plum;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Lutetium" title="Lutetium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 71: Lutetium (Lu), Lanthanoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Hafnium" title="Hafnium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 72: Hafnium (Hf), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Tantal" title="Tantal"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 73: Tantal (Ta), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Wolfram" title="Wolfram"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 74: Wolfram (W), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Rhenium" title="Rhenium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 75: Rhenium (Re), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Osmium" title="Osmium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 76: Osmium (Os), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Iridium" title="Iridium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 77: Iridium (Ir), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Platin" title="Platin"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 78: Platin (Pt), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Gold" title="Gold"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 79: Gold (Au), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Quecksilber" title="Quecksilber"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 80: Quecksilber (Hg), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkGray;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Thallium" title="Thallium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 81: Thallium (Tl), Metall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkGray;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Blei" title="Blei"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 82: Blei (Pb), Metall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkGray;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Bismut" title="Bismut"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 83: Bismut (Bi), Metall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkGray;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Polonium" title="Polonium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 84: Polonium (Po), Metall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Khaki;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Astat" title="Astat"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 85: Astat (At), Halogen">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightskyBlue;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Radon" title="Radon"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 86: Radon (Rn), Edelgas">   </span></a></div> </div> </td></tr> <tr> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:OrangeRed;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Francium" title="Francium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 87: Francium (Fr), Alkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:DarkOrange;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Radium" title="Radium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 88: Radium (Ra), Erdalkalimetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Actinium" title="Actinium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 89: Actinium (Ac), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Thorium" title="Thorium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 90: Thorium (Th), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Protactinium" title="Protactinium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 91: Protactinium (Pa), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Uran" title="Uran"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 92: Uran (U), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid; border:2px solid black; margin:-1px"><div style="position:absolute; top:0; left:0;"><a class="mw-selflink selflink"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 93: Neptunium (Np), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Plutonium" title="Plutonium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 94: Plutonium (Pu), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Americium" title="Americium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 95: Americium (Am), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Curium" title="Curium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 96: Curium (Cm), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Berkelium" title="Berkelium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 97: Berkelium (Bk), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Californium" title="Californium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 98: Californium (Cf), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Einsteinium" title="Einsteinium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 99: Einsteinium (Es), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Fermium" title="Fermium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 100: Fermium (Fm), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Mendelevium" title="Mendelevium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 101: Mendelevium (Md), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Nobelium" title="Nobelium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 102: Nobelium (No), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Orchid;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Lawrencium" title="Lawrencium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 103: Lawrencium (Lr), Actinoid">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Rutherfordium" title="Rutherfordium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 104: Rutherfordium (Rf), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Dubnium" title="Dubnium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 105: Dubnium (Db), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Seaborgium" title="Seaborgium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 106: Seaborgium (Sg), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Bohrium" title="Bohrium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 107: Bohrium (Bh), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:LightCoral;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Hassium" title="Hassium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 108: Hassium (Hs), Übergangsmetall">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Meitnerium" title="Meitnerium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 109: Meitnerium (Mt), unbekannt">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Darmstadtium" title="Darmstadtium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 110: Darmstadtium (Ds), unbekannt">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Roentgenium" title="Roentgenium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 111: Roentgenium (Rg), unbekannt">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Copernicium" title="Copernicium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 112: Copernicium (Cn), unbekannt">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Nihonium" title="Nihonium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 113: Nihonium (Nh), unbekannt">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Flerovium" title="Flerovium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 114: Flerovium (Fl), unbekannt">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Moscovium" title="Moscovium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 115: Moscovium (Mc), unbekannt">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Livermorium" title="Livermorium"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 116: Livermorium (Lv), unbekannt">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Tenness" title="Tenness"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 117: Tenness (Ts), unbekannt">   </span></a></div> </div> </td> <td><div style="position:relative; overflow:hidden; width:11px; height:11px; background-color:Gainsboro;"><div style="position:absolute; top:0; left:0;"><a href="/wiki/Oganesson" title="Oganesson"><span style="float:left; width:10px; height:10px; font-size:9px; line-height:9px; word-spacing:7px; cursor:pointer;" title="Element 118: Oganesson (Og), unbekannt">   </span></a></div> </div> </td></tr></tbody></table> <div id="text0" style="font-size:12px; position:absolute;background:#ffffff; top:5px; left:50%; margin-left:-125px;line-height:120%;">[<a href="/wiki/Radon" title="Radon">Rn</a>] 5<a href="/wiki/F-Orbital" class="mw-redirect" title="F-Orbital">f</a><sup>4</sup> 6<a href="/wiki/D-Orbital" class="mw-redirect" title="D-Orbital">d</a><sup>1</sup> 7<a href="/wiki/S-Orbital" class="mw-redirect" title="S-Orbital">s</a><sup>2</sup></div> <div style="position:absolute; top:5px; left:45%; margin-left:20px;background:#ffffff;line-height:120%;"><span id="text2" style="font-size:10px; vertical-align: sub;">93</span><span id="text3" style="font-size:20px; font-weight:bold;">Np</span></div> <div style="font-size:90%; text-align:right;"><a href="/wiki/Periodensystem" title="Periodensystem">Periodensystem</a></div></div> </td></tr> <tr> <th colspan="2" style="background:Orchid; text-align:center;">Allgemein </th></tr> <tr> <td><a href="/wiki/Chemisches_Element#Sortierte_Liste_chemischer_Elemente" title="Chemisches Element">Name</a>, <a href="/wiki/Elementsymbol" title="Elementsymbol">Symbol</a>, <a href="/wiki/Ordnungszahl" title="Ordnungszahl">Ordnungszahl</a> </td> <td style="white-space:nowrap;">Neptunium, Np, 93 </td></tr> <tr> <td><a href="/wiki/Elementkategorie" title="Elementkategorie">Elementkategorie</a> </td> <td style="white-space:nowrap;"><a href="/wiki/Actinoide" title="Actinoide">Actinoide</a> </td></tr> <tr> <td><a href="/wiki/Gruppe_des_Periodensystems" title="Gruppe des Periodensystems">Gruppe</a>, <a href="/wiki/Periode_des_Periodensystems" title="Periode des Periodensystems">Periode</a>, <a href="/wiki/Block_des_Periodensystems" class="mw-redirect" title="Block des Periodensystems">Block</a> </td> <td style="white-space:nowrap;"><a href="/wiki/Actinoide" title="Actinoide">Ac</a>, <a href="/wiki/Chemische_Elemente_der_siebten_Periode" title="Chemische Elemente der siebten Periode">7</a>, <a href="/wiki/Periodensystem#Block" title="Periodensystem">f</a> </td></tr> <tr> <td>Aussehen </td> <td>silbrig </td></tr> <tr> <td><a href="/wiki/CAS-Nummer" title="CAS-Nummer">CAS-Nummer</a> </td> <td> <p><span title="Untervorlage eingebunden: CASRN"></span><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?ref=7439-99-8">7439-99-8</a><span class="editoronly" style="display:none;"></span> </p> </td></tr> <tr> <td><a href="/wiki/EG-Nummer" title="EG-Nummer">EG-Nummer</a> </td> <td>231-108-8 </td></tr> <tr> <td><a href="/wiki/Europ%C3%A4ische_Chemikalienagentur" title="Europäische Chemikalienagentur">ECHA</a>-InfoCard </td> <td><a rel="nofollow" class="external text" href="https://echa.europa.eu/de/substance-information/-/substanceinfo/100.028.280">100.028.280</a> </td></tr> <tr> <td>Massenanteil an der <a href="/wiki/Erdh%C3%BClle" title="Erdhülle">Erdhülle</a> </td> <td style="white-space:nowrap;">4 · 10<sup>−14</sup> ppm<sup id="cite_ref-Binder_1-0" class="reference"><a href="#cite_note-Binder-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th colspan="2" style="background:Orchid; text-align:center;">Atomar<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </th></tr> <tr> <td><a href="/wiki/Atommasse" title="Atommasse">Atommasse</a> </td> <td style="white-space:nowrap;">237,0482 <a href="/wiki/Atomare_Masseneinheit" title="Atomare Masseneinheit">u</a> </td></tr> <tr> <td><a href="/wiki/Atomradius" title="Atomradius">Atomradius</a> </td> <td style="white-space:nowrap;">(α-Np) 130 <a href="/wiki/Pikometer" class="mw-redirect" title="Pikometer">pm</a> </td></tr> <tr> <td><a href="/wiki/Elektronenkonfiguration" title="Elektronenkonfiguration">Elektronenkonfiguration</a> </td> <td style="white-space:nowrap;">[<a href="/wiki/Radon" title="Radon">Rn</a>] 5<a href="/wiki/F-Orbital" class="mw-redirect" title="F-Orbital">f</a><sup>4</sup> 6<a href="/wiki/D-Orbital" class="mw-redirect" title="D-Orbital">d</a><sup>1</sup> 7<a href="/wiki/S-Orbital" class="mw-redirect" title="S-Orbital">s</a><sup>2</sup> </td></tr> <tr> <td>1. <a href="/wiki/Ionisierungsenergie" title="Ionisierungsenergie">Ionisierungsenergie</a> </td> <td style="white-space:nowrap;"><span style="white-space:nowrap"><style data-mw-deduplicate="TemplateStyles:r198372224">.mw-parser-output .numericFormat-1000::after{content:"."}.mw-parser-output .numericFormat-minus>span,.mw-parser-output .numericFormat-dec>span{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden}.mw-parser-output .numericFormat-minus::after{content:"−"}.mw-parser-output .numericFormat-dec::after{content:","}.mw-parser-output .numericFormat-fractpart{margin-right:0.2em}</style>6<span class="numericFormat-dec"><span>.</span></span>26554(25) <a href="/wiki/Elektronenvolt" title="Elektronenvolt">eV</a><sup id="cite_ref-NIST-ASD-neptunium_3-0" class="reference"><a href="#cite_note-NIST-ASD-neptunium-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></span> ≈ <span style="white-space:nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r198372224">604<span class="numericFormat-dec"><span>.</span></span>53 <a href="/wiki/Joule" title="Joule">kJ</a>/<a href="/wiki/Mol" title="Mol">mol</a><sup id="cite_ref-Webelements-neptunium_4-0" class="reference"><a href="#cite_note-Webelements-neptunium-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></span> </td></tr> <tr> <td>2. Ionisierungsenergie </td> <td style="white-space:nowrap;"><span style="white-space:nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r198372224">11<span class="numericFormat-dec"><span>.</span></span>5(4) eV<sup id="cite_ref-NIST-ASD-neptunium_3-1" class="reference"><a href="#cite_note-NIST-ASD-neptunium-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></span> ≈ <span style="white-space:nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r198372224"><span class="numericFormat-1000">1</span>110 kJ/mol<sup id="cite_ref-Webelements-neptunium_4-1" class="reference"><a href="#cite_note-Webelements-neptunium-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></span> </td></tr> <tr> <td>3. Ionisierungsenergie </td> <td style="white-space:nowrap;"><span style="white-space:nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r198372224">19<span class="numericFormat-dec"><span>.</span></span>7(4) eV<sup id="cite_ref-NIST-ASD-neptunium_3-2" class="reference"><a href="#cite_note-NIST-ASD-neptunium-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></span> ≈ <span style="white-space:nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r198372224"><span class="numericFormat-1000">1</span>900 kJ/mol<sup id="cite_ref-Webelements-neptunium_4-2" class="reference"><a href="#cite_note-Webelements-neptunium-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></span> </td></tr> <tr> <td>4. Ionisierungsenergie </td> <td style="white-space:nowrap;"><span style="white-space:nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r198372224">33<span class="numericFormat-dec"><span>.</span></span>8(4) eV<sup id="cite_ref-NIST-ASD-neptunium_3-3" class="reference"><a href="#cite_note-NIST-ASD-neptunium-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></span> ≈ <span style="white-space:nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r198372224"><span class="numericFormat-1000">3</span>260 kJ/mol<sup id="cite_ref-Webelements-neptunium_4-3" class="reference"><a href="#cite_note-Webelements-neptunium-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></span> </td></tr> <tr> <td>5. Ionisierungsenergie </td> <td style="white-space:nowrap;"><span style="white-space:nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r198372224">48<span class="numericFormat-dec"><span>.</span></span>0(1,9) eV<sup id="cite_ref-NIST-ASD-neptunium_3-4" class="reference"><a href="#cite_note-NIST-ASD-neptunium-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></span> ≈ <span style="white-space:nowrap"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r198372224"><span class="numericFormat-1000">4</span>630 kJ/mol<sup id="cite_ref-Webelements-neptunium_4-4" class="reference"><a href="#cite_note-Webelements-neptunium-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></span> </td></tr> <tr> <th colspan="2" style="background:Orchid; text-align:center;">Physikalisch<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </th></tr> <tr> <td><a href="/wiki/Aggregatzustand" title="Aggregatzustand">Aggregatzustand</a> </td> <td>fest </td></tr> <tr> <td><a href="/wiki/Polymorphie_(Stoffeigenschaft)" title="Polymorphie (Stoffeigenschaft)">Modifikationen</a> </td> <td style="white-space:nowrap;">3 </td></tr> <tr> <td><a href="/wiki/Kristallstruktur" title="Kristallstruktur">Kristallstruktur</a> </td> <td style="white-space:nowrap;"><a href="/wiki/Orthorhombisches_Kristallsystem" title="Orthorhombisches Kristallsystem">orthorhombisch</a> </td></tr> <tr> <td><a href="/wiki/Dichte" title="Dichte">Dichte</a> </td> <td style="white-space:nowrap;">20,45 g/cm<sup>3</sup> </td></tr> <tr> <td><a href="/wiki/Schmelzpunkt" title="Schmelzpunkt">Schmelzpunkt</a> </td> <td style="white-space:nowrap;">912 <a href="/wiki/Kelvin" title="Kelvin">K</a> (639<sup id="cite_ref-HOWI_2149_5-1" class="reference"><a href="#cite_note-HOWI_2149-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> °C) </td></tr> <tr> <td><a href="/wiki/Siedepunkt" title="Siedepunkt">Siedepunkt</a> </td> <td style="white-space:nowrap;">4175 K<sup id="cite_ref-HOWI_2149_5-0" class="reference"><a href="#cite_note-HOWI_2149-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> (3902 °C) </td></tr> <tr> <td><a href="/wiki/Molares_Volumen" title="Molares Volumen">Molares Volumen</a> </td> <td style="white-space:nowrap;">11,59 · 10<sup>−6</sup> m<sup>3</sup>·mol<sup>−1</sup> </td></tr> <tr> <td><a href="/wiki/Verdampfungsenthalpie" title="Verdampfungsenthalpie">Verdampfungsenthalpie</a> </td> <td style="white-space:nowrap;">1420 kJ·mol<sup>−1</sup><sup id="cite_ref-Binder_1-1" class="reference"><a href="#cite_note-Binder-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td><a href="/wiki/Schmelzenthalpie" title="Schmelzenthalpie">Schmelzenthalpie</a> </td> <td style="white-space:nowrap;">39,91<sup id="cite_ref-Binder_1-2" class="reference"><a href="#cite_note-Binder-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> kJ·mol<sup>−1</sup> </td></tr> <tr> <td><a href="/wiki/Elektrische_Leitf%C3%A4higkeit" title="Elektrische Leitfähigkeit">Elektrische Leitfähigkeit</a> </td> <td style="white-space:nowrap;">0,82 · 10<sup>6</sup> S·m<sup>−1</sup> bei 293<sup id="cite_ref-Binder_1-3" class="reference"><a href="#cite_note-Binder-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> K </td></tr> <tr> <td><a href="/wiki/W%C3%A4rmeleitf%C3%A4higkeit" title="Wärmeleitfähigkeit">Wärmeleitfähigkeit</a> </td> <td style="white-space:nowrap;">6,30 <a href="/wiki/Watt_(Einheit)" title="Watt (Einheit)">W</a>·m<sup>−1</sup>·K<sup>−1</sup> bei 300<sup id="cite_ref-Binder_1-4" class="reference"><a href="#cite_note-Binder-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> K </td></tr> <tr> <th colspan="2" style="background:Orchid; text-align:center;">Chemisch<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </th></tr> <tr> <td><a href="/wiki/Oxidationszahl" title="Oxidationszahl">Oxidationszustände</a> </td> <td style="white-space:nowrap;">+3, +4, <b>+5</b>, +6, +7 </td></tr> <tr> <td><a href="/wiki/Elektrodenpotential#Normalpotential" title="Elektrodenpotential">Normalpotential</a> </td> <td>−1,79 <a href="/wiki/Volt" title="Volt">V</a> (Np<sup>3+</sup> + 3 e<sup>−</sup> → Np) </td></tr> <tr> <td><a href="/wiki/Elektronegativit%C3%A4t" title="Elektronegativität">Elektronegativität</a> </td> <td>1,36 (<a href="/wiki/Elektronegativit%C3%A4t#Pauling-Skala" title="Elektronegativität">Pauling-Skala</a>) </td></tr> <tr> <th colspan="2" style="background:Orchid; text-align:center">Isotope </th></tr> <tr> <td colspan="2" style="padding:0;"> <table border="1" cellpadding="2" class="rahmenfarbe1" style="background:WhiteSmoke; color:#000000; border-collapse:collapse; border-style:solid; width:100%;"> <tbody><tr> <th><a href="/wiki/Isotop" title="Isotop">Isotop</a> </th> <th><a href="/wiki/Isotopenverh%C3%A4ltnis" title="Isotopenverhältnis">NH</a> </th> <th><a href="/wiki/Halbwertszeit" title="Halbwertszeit">t<sub>1/2</sub></a> </th> <th><a href="/wiki/Radioaktivit%C3%A4t#Zerfallsarten" title="Radioaktivität">ZA</a> </th> <th><a href="/wiki/Zerfallsenergie" title="Zerfallsenergie">ZE</a> (M<a href="/wiki/Elektronenvolt" title="Elektronenvolt">eV</a>) </th> <th><a href="/wiki/Zerfallsprodukt_(Radioaktivit%C3%A4t)" class="mw-redirect" title="Zerfallsprodukt (Radioaktivität)">ZP</a> </th></tr> <tr> <td rowspan="2" style="nowrap"><sup>235</sup>Np<div class="editoronly" style="display:none;"></div> </td> <td rowspan="2" style="nowrap"><a href="/wiki/Radionuklid#Künstliche_Radionuklide" title="Radionuklid">{syn.}</a> </td> <td rowspan="2">396,1 <a href="/wiki/Tag" title="Tag">d</a> </td> <td><a href="/wiki/Alphastrahlung" title="Alphastrahlung">α</a> </td> <td>5,192 </td> <td><a href="/wiki/Protactinium" title="Protactinium"><sup>231</sup>Pa</a> </td></tr> <tr> <td><a href="/wiki/Elektroneneinfang" title="Elektroneneinfang">ε</a> </td> <td>0,124 </td> <td><a href="/wiki/Uran" title="Uran"><sup>235</sup>U</a> </td></tr> <tr> <td rowspan="3" style="nowrap"><sup>236</sup>Np<div class="editoronly" style="display:none;"></div> </td> <td rowspan="3" style="nowrap"><a href="/wiki/Radionuklid#Künstliche_Radionuklide" title="Radionuklid">{syn.}</a> </td> <td rowspan="3">1,54 · 10<sup>5</sup> <a href="/wiki/Jahr" title="Jahr">a</a> </td> <td><a href="/wiki/Elektroneneinfang" title="Elektroneneinfang">ε</a> </td> <td>0,940 </td> <td><a href="/wiki/Uran" title="Uran"><sup>236</sup>U</a> </td></tr> <tr> <td><a href="/wiki/Betastrahlung" title="Betastrahlung">β<sup>−</sup></a> </td> <td>0,490 </td> <td><a href="/wiki/Plutonium" title="Plutonium"><sup>236</sup>Pu</a> </td></tr> <tr> <td><a href="/wiki/Alphastrahlung" title="Alphastrahlung">α</a> </td> <td>5,020 </td> <td><a href="/wiki/Protactinium" title="Protactinium"><sup>232</sup>Pa</a> </td></tr> <tr> <td style="nowrap"><sup>237</sup>Np<div class="editoronly" style="display:none;"></div> </td> <td style="nowrap"><a href="/wiki/Radionuklid#Künstliche_Radionuklide" title="Radionuklid">{syn.}</a> </td> <td>2,144 · 10<sup>6</sup> <a href="/wiki/Jahr" title="Jahr">a</a> </td> <td><a href="/wiki/Alphastrahlung" title="Alphastrahlung">α</a> </td> <td>4,959 </td> <td><a href="/wiki/Protactinium" title="Protactinium"><sup>233</sup>Pa</a> </td></tr> <tr> <td style="nowrap"><sup>238</sup>Np<div class="editoronly" style="display:none;"></div> </td> <td style="nowrap"><a href="/wiki/Radionuklid#Künstliche_Radionuklide" title="Radionuklid">{syn.}</a> </td> <td>2,117 <a href="/wiki/Tag" title="Tag">d</a> </td> <td><a href="/wiki/Betastrahlung" title="Betastrahlung">β<sup>−</sup></a> </td> <td> </td> <td><a href="/wiki/Plutonium" title="Plutonium"><sup>238</sup>Pu</a> </td></tr> <tr> <td style="nowrap"><sup>239</sup>Np<div class="editoronly" style="display:none;"></div> </td> <td style="nowrap"><a href="/wiki/Radionuklid#Künstliche_Radionuklide" title="Radionuklid">{syn.}</a> </td> <td>2,355 <a href="/wiki/Tag" title="Tag">d</a> </td> <td><a href="/wiki/Betastrahlung" title="Betastrahlung">β<sup>−</sup></a> </td> <td> </td> <td><a href="/wiki/Plutonium" title="Plutonium"><sup>239</sup>Pu</a> </td></tr></tbody></table> </td></tr> <tr> <th colspan="2" style="background:WhiteSmoke; text-align:center">Weitere Isotope siehe <a href="/wiki/Liste_der_Isotope/Ordnungszahl_91_bis_Ordnungszahl_100#93_Neptunium" title="Liste der Isotope/Ordnungszahl 91 bis Ordnungszahl 100">Liste der Isotope</a> </th></tr> <tr> <th colspan="2" style="background:Orchid; text-align:center;">Gefahren- und Sicherheitshinweise </th></tr> <tr> <td colspan="2" style="padding-top:7px; text-align:center;"><span typeof="mw:File"><a href="/wiki/Datei:ISO_7010_W003.svg" class="mw-file-description" title="Radioaktiv"><img alt="Radioaktiv" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a8/ISO_7010_W003.svg/60px-ISO_7010_W003.svg.png" decoding="async" width="60" height="52" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a8/ISO_7010_W003.svg/90px-ISO_7010_W003.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a8/ISO_7010_W003.svg/120px-ISO_7010_W003.svg.png 2x" data-file-width="512" data-file-height="447" /></a></span><br /><span style="line-height:1.1em;"><b><a href="/wiki/Radioaktiv" class="mw-redirect" title="Radioaktiv">Radioaktiv</a></b></span> </td></tr> <tr> <td colspan="2"> <table cellspacing="0" cellpadding="2" style="width:100%;"> <tbody><tr> <td colspan="2" style="text-align:center"><b><a href="/wiki/Global_harmonisiertes_System_zur_Einstufung_und_Kennzeichnung_von_Chemikalien" title="Global harmonisiertes System zur Einstufung und Kennzeichnung von Chemikalien">GHS-Gefahrstoffkennzeichnung</a></b><br /><i>keine Einstufung verfügbar</i><sup id="cite_ref-NV_6-0" class="reference"><a href="#cite_note-NV-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </td></tr></tbody></table> </td></tr> <tr> <td colspan="2" style="background:Orchid; line-height:1.2em; text-align:center"><small>Soweit möglich und gebräuchlich, werden <a href="/wiki/Internationales_Einheitensystem" title="Internationales Einheitensystem">SI-Einheiten</a> verwendet. <br />Wenn nicht anders vermerkt, gelten die angegebenen Daten bei <a href="/wiki/Standardbedingungen" title="Standardbedingungen">Standardbedingungen</a>.</small> </td></tr></tbody></table> <p><span class="editoronly" style="display:none;"></span> </p><p><b>Neptunium</b> ist ein <a href="/wiki/Chemisches_Element" title="Chemisches Element">chemisches Element</a> mit dem <a href="/wiki/Elementsymbol" title="Elementsymbol">Elementsymbol</a> Np und der <a href="/wiki/Ordnungszahl" title="Ordnungszahl">Ordnungszahl</a> 93. Im <a href="/wiki/Periodensystem" title="Periodensystem">Periodensystem</a> steht es in der Gruppe der <a href="/wiki/Actinoide" title="Actinoide">Actinoide</a> (<a href="/wiki/Periode-7-Element" class="mw-redirect" title="Periode-7-Element">7. Periode</a>, <a href="/wiki/F-Block" class="mw-redirect" title="F-Block">f-Block</a>). Neptunium ist das erste der sogenannten <a href="/wiki/Transurane" title="Transurane">Transurane</a>, die auf der Erde, bis auf Spuren von Neptunium und <a href="/wiki/Plutonium" title="Plutonium">Plutonium</a>, nicht mehr natürlich vorkommen. Neptunium ist ein giftiges und <a href="/wiki/Radioaktiv" class="mw-redirect" title="Radioaktiv">radioaktives</a> <a href="/wiki/Schwermetalle" title="Schwermetalle">Schwermetall</a>. Es wurde benannt nach dem <a href="/wiki/Planet" title="Planet">Planeten</a> <a href="/wiki/Neptun_(Planet)" title="Neptun (Planet)">Neptun</a>, der auf den Planeten <a href="/wiki/Uranus_(Planet)" title="Uranus (Planet)">Uranus</a> folgt. Neptunium folgt im Periodensystem auf <a href="/wiki/Uran" title="Uran">Uran</a>, dann folgt Plutonium, das auf der Erde natürlich vorkommende Element mit der höchsten Ordnungszahl. </p> <div id="toc" class="toc" role="navigation" aria-labelledby="mw-toc-heading"><input type="checkbox" role="button" id="toctogglecheckbox" class="toctogglecheckbox" style="display:none" /><div class="toctitle" lang="de" dir="ltr"><h2 id="mw-toc-heading">Inhaltsverzeichnis</h2><span class="toctogglespan"><label class="toctogglelabel" for="toctogglecheckbox"></label></span></div> <ul> <li class="toclevel-1 tocsection-1"><a href="#Geschichte"><span class="tocnumber">1</span> <span class="toctext">Geschichte</span></a></li> <li class="toclevel-1 tocsection-2"><a href="#Gewinnung_und_Darstellung"><span class="tocnumber">2</span> <span class="toctext">Gewinnung und Darstellung</span></a> <ul> <li class="toclevel-2 tocsection-3"><a href="#Gewinnung_von_Neptuniumisotopen"><span class="tocnumber">2.1</span> <span class="toctext">Gewinnung von Neptuniumisotopen</span></a></li> <li class="toclevel-2 tocsection-4"><a href="#Darstellung_elementaren_Neptuniums"><span class="tocnumber">2.2</span> <span class="toctext">Darstellung elementaren Neptuniums</span></a></li> </ul> </li> <li class="toclevel-1 tocsection-5"><a href="#Eigenschaften"><span class="tocnumber">3</span> <span class="toctext">Eigenschaften</span></a> <ul> <li class="toclevel-2 tocsection-6"><a href="#Physikalische_Eigenschaften"><span class="tocnumber">3.1</span> <span class="toctext">Physikalische Eigenschaften</span></a></li> <li class="toclevel-2 tocsection-7"><a href="#Chemische_Eigenschaften"><span class="tocnumber">3.2</span> <span class="toctext">Chemische Eigenschaften</span></a></li> <li class="toclevel-2 tocsection-8"><a href="#Biologische_Aspekte"><span class="tocnumber">3.3</span> <span class="toctext">Biologische Aspekte</span></a></li> </ul> </li> <li class="toclevel-1 tocsection-9"><a href="#Isotope"><span class="tocnumber">4</span> <span class="toctext">Isotope</span></a></li> <li class="toclevel-1 tocsection-10"><a href="#Spaltbarkeit"><span class="tocnumber">5</span> <span class="toctext">Spaltbarkeit</span></a></li> <li class="toclevel-1 tocsection-11"><a href="#Verwendung"><span class="tocnumber">6</span> <span class="toctext">Verwendung</span></a></li> <li class="toclevel-1 tocsection-12"><a href="#Verbindungen"><span class="tocnumber">7</span> <span class="toctext">Verbindungen</span></a> <ul> <li class="toclevel-2 tocsection-13"><a href="#Oxide"><span class="tocnumber">7.1</span> <span class="toctext">Oxide</span></a></li> <li class="toclevel-2 tocsection-14"><a href="#Halogenide"><span class="tocnumber">7.2</span> <span class="toctext">Halogenide</span></a></li> <li class="toclevel-2 tocsection-15"><a href="#Metallorganische_Verbindungen"><span class="tocnumber">7.3</span> <span class="toctext">Metallorganische Verbindungen</span></a></li> </ul> </li> <li class="toclevel-1 tocsection-16"><a href="#Sicherheitshinweise"><span class="tocnumber">8</span> <span class="toctext">Sicherheitshinweise</span></a></li> <li class="toclevel-1 tocsection-17"><a href="#Literatur"><span class="tocnumber">9</span> <span class="toctext">Literatur</span></a></li> <li class="toclevel-1 tocsection-18"><a href="#Weblinks"><span class="tocnumber">10</span> <span class="toctext">Weblinks</span></a></li> <li class="toclevel-1 tocsection-19"><a href="#Einzelnachweise"><span class="tocnumber">11</span> <span class="toctext">Einzelnachweise</span></a></li> </ul> </div> <div class="mw-heading mw-heading2"><h2 id="Geschichte">Geschichte</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=1" title="Abschnitt bearbeiten: Geschichte" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=1" title="Quellcode des Abschnitts bearbeiten: Geschichte"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Das radioaktive Element Neptunium synthetisierten <a href="/wiki/Edwin_Mattison_McMillan" title="Edwin Mattison McMillan">Edwin M. McMillan</a> und <a href="/wiki/Philip_Hauge_Abelson" title="Philip Hauge Abelson">Philip H. Abelson</a> erstmals 1940 durch Beschuss von Uran mit Neutronen.<sup id="cite_ref-EL93_7-0" class="reference"><a href="#cite_note-EL93-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {^{238}_{\ 92}U\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 92}^{239}U\ {\xrightarrow[{23\ min}]{\beta ^{-}}}\ _{\ 93}^{239}Np\ {\xrightarrow[{2,355\ d}]{\beta ^{-}}}\ _{\ 94}^{239}Pu} }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mi></mi> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>92</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>238</mn> </mrow> </msubsup> <mi mathvariant="normal">U</mi> <mtext> </mtext> <mo>+</mo> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msubsup> <mi mathvariant="normal">n</mi> <mtext> </mtext> <mo stretchy="false">⟶</mo> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>92</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>239</mn> </mrow> </msubsup> <mi mathvariant="normal">U</mi> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <munderover> <mo>→</mo> <mpadded width="+0.611em" lspace="0.278em" voffset="-.24em"> <mrow class="MJX-TeXAtom-ORD"> <mn>23</mn> <mtext> </mtext> <mi mathvariant="normal">m</mi> <mi mathvariant="normal">i</mi> <mi mathvariant="normal">n</mi> </mrow> </mpadded> <mpadded width="+0.611em" lspace="0.278em" voffset=".15em"> <msup> <mi>β</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msup> </mpadded> </munderover> </mrow> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>93</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>239</mn> </mrow> </msubsup> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">p</mi> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <munderover> <mo>→</mo> <mpadded width="+0.611em" lspace="0.278em" voffset="-.24em"> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mo>,</mo> <mn>355</mn> <mtext> </mtext> <mi mathvariant="normal">d</mi> </mrow> </mpadded> <mpadded width="+0.611em" lspace="0.278em" voffset=".15em"> <msup> <mi>β</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msup> </mpadded> </munderover> </mrow> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>94</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>239</mn> </mrow> </msubsup> <mi mathvariant="normal">P</mi> <mi mathvariant="normal">u</mi> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \mathrm {^{238}_{\ 92}U\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 92}^{239}U\ {\xrightarrow[{23\ min}]{\beta ^{-}}}\ _{\ 93}^{239}Np\ {\xrightarrow[{2,355\ d}]{\beta ^{-}}}\ _{\ 94}^{239}Pu} }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6604de3d102be4a0a9b26d5b57873a6eeca17ae0" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.112ex; margin-top: -0.415ex; margin-bottom: -0.559ex; width:47.97ex; height:6.509ex;" alt="{\displaystyle \mathrm {^{238}_{\ 92}U\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 92}^{239}U\ {\xrightarrow[{23\ min}]{\beta ^{-}}}\ _{\ 93}^{239}Np\ {\xrightarrow[{2,355\ d}]{\beta ^{-}}}\ _{\ 94}^{239}Pu} }"></span></dd></dl> <dl><dd><small>Die angegebenen Zeiten sind <a href="/wiki/Halbwertszeit" title="Halbwertszeit">Halbwertszeiten</a>.</small></dd></dl> <p><a href="/wiki/Arthur_Wahl" title="Arthur Wahl">Arthur C. Wahl</a> und <a href="/wiki/Glenn_T._Seaborg" title="Glenn T. Seaborg">Glenn T. Seaborg</a> entdeckten 1942 das Neptuniumisotop <sup>237</sup>Np. Es entsteht aus <sup>237</sup>U, das ein β-Strahler mit rund 7 Tagen Halbwertszeit ist, oder durch einen (n, 2n)-Prozess aus <sup>238</sup>U. <sup>237</sup>Np ist ein α-Strahler mit einer Halbwertszeit von 2,144 · 10<sup>6</sup> Jahren.<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {^{238}_{\ 92}U\ {\xrightarrow[{}]{(n,\ 2n)}}\ _{\ 92}^{237}U\ {\xrightarrow[{7\ d}]{\beta ^{-}}}\ _{\ 93}^{237}Np\ {\xrightarrow[{2,144\ \times \ 10^{6}\ a}]{\alpha }}\ _{\ 91}^{233}Pa} }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mi></mi> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>92</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>238</mn> </mrow> </msubsup> <mi mathvariant="normal">U</mi> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <munderover> <mo>→</mo> <mpadded width="+0.611em" lspace="0.278em" voffset="-.24em"> <mrow class="MJX-TeXAtom-ORD"> </mrow> </mpadded> <mpadded width="+0.611em" lspace="0.278em" voffset=".15em"> <mo stretchy="false">(</mo> <mi mathvariant="normal">n</mi> <mo>,</mo> <mtext> </mtext> <mn>2</mn> <mi mathvariant="normal">n</mi> <mo stretchy="false">)</mo> </mpadded> </munderover> </mrow> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>92</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>237</mn> </mrow> </msubsup> <mi mathvariant="normal">U</mi> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <munderover> <mo>→</mo> <mpadded width="+0.611em" lspace="0.278em" voffset="-.24em"> <mrow class="MJX-TeXAtom-ORD"> <mn>7</mn> <mtext> </mtext> <mi mathvariant="normal">d</mi> </mrow> </mpadded> <mpadded width="+0.611em" lspace="0.278em" voffset=".15em"> <msup> <mi>β</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msup> </mpadded> </munderover> </mrow> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>93</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>237</mn> </mrow> </msubsup> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">p</mi> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <munderover> <mo>→</mo> <mpadded width="+0.611em" lspace="0.278em" voffset="-.24em"> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mo>,</mo> <mn>144</mn> <mtext> </mtext> <mo>×</mo> <mtext> </mtext> <msup> <mn>10</mn> <mrow class="MJX-TeXAtom-ORD"> <mn>6</mn> </mrow> </msup> <mtext> </mtext> <mi mathvariant="normal">a</mi> </mrow> </mpadded> <mpadded width="+0.611em" lspace="0.278em" voffset=".15em"> <mi>α</mi> </mpadded> </munderover> </mrow> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>91</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>233</mn> </mrow> </msubsup> <mi mathvariant="normal">P</mi> <mi mathvariant="normal">a</mi> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \mathrm {^{238}_{\ 92}U\ {\xrightarrow[{}]{(n,\ 2n)}}\ _{\ 92}^{237}U\ {\xrightarrow[{7\ d}]{\beta ^{-}}}\ _{\ 93}^{237}Np\ {\xrightarrow[{2,144\ \times \ 10^{6}\ a}]{\alpha }}\ _{\ 91}^{233}Pa} }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/9faab8d419885d99337b7e2d29c4a5720c12cdde" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.454ex; margin-top: -0.415ex; margin-bottom: -0.55ex; width:44.862ex; height:6.843ex;" alt="{\displaystyle \mathrm {^{238}_{\ 92}U\ {\xrightarrow[{}]{(n,\ 2n)}}\ _{\ 92}^{237}U\ {\xrightarrow[{7\ d}]{\beta ^{-}}}\ _{\ 93}^{237}Np\ {\xrightarrow[{2,144\ \times \ 10^{6}\ a}]{\alpha }}\ _{\ 91}^{233}Pa} }"></span></dd></dl> <p>Im Jahr 1950 wurden aus <sup>233</sup>U, <sup>235</sup>U und <sup>238</sup>U durch Beschuss mit <a href="/wiki/Deuteron" title="Deuteron">Deuteronen</a> die Neptuniumisotope <sup>231</sup>Np, <sup>232</sup>Np und <sup>233</sup>Np erzeugt.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> Im Jahr 1958 wurden aus hochangereichertem <sup>235</sup>U durch Beschuss mit Deuteronen die Neptuniumisotope <sup>234</sup>Np, <sup>235</sup>Np und <sup>236</sup>Np erzeugt.<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> Die 1-Stunden Neptunium-Aktivität, die zuvor dem <sup>241</sup>Np zugewiesen worden ist, gehört hingegen zum Isotop <sup>240</sup>Np.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Gewinnung_und_Darstellung">Gewinnung und Darstellung</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=2" title="Abschnitt bearbeiten: Gewinnung und Darstellung" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=2" title="Quellcode des Abschnitts bearbeiten: Gewinnung und Darstellung"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Gewinnung_von_Neptuniumisotopen">Gewinnung von Neptuniumisotopen</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=3" title="Abschnitt bearbeiten: Gewinnung von Neptuniumisotopen" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=3" title="Quellcode des Abschnitts bearbeiten: Gewinnung von Neptuniumisotopen"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Neptunium entsteht als <a href="/wiki/Nebenprodukt" title="Nebenprodukt">Nebenprodukt</a> der Energiegewinnung in <a href="/wiki/Kernreaktor" title="Kernreaktor">Kernreaktoren</a>. Eine Tonne abgebrannter <a href="/wiki/Kernbrennstoff" title="Kernbrennstoff">Kernbrennstoff</a> kann etwa 500 g Neptunium enthalten.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> So entstandenes Neptunium besteht fast ausschließlich aus dem Isotop <sup>237</sup>Np. Es entsteht aus dem Uranisotop <sup>235</sup>U durch zweifachen <a href="/wiki/Neutroneneinfang" title="Neutroneneinfang">Neutroneneinfang</a> und anschließenden <a href="/wiki/Beta-Zerfall" class="mw-redirect" title="Beta-Zerfall">β-Zerfall</a>. </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {^{235}_{\ 92}U\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 92}^{236}U_{m}\ {\xrightarrow[{120\ ns}]{\gamma }}\ _{\ 92}^{236}U} }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mi></mi> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>92</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>235</mn> </mrow> </msubsup> <mi mathvariant="normal">U</mi> <mtext> </mtext> <mo>+</mo> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msubsup> <mi mathvariant="normal">n</mi> <mtext> </mtext> <mo stretchy="false">⟶</mo> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>92</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>236</mn> </mrow> </msubsup> <msub> <mi mathvariant="normal">U</mi> <mrow class="MJX-TeXAtom-ORD"> <mi mathvariant="normal">m</mi> </mrow> </msub> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <munderover> <mo>→</mo> <mpadded width="+0.611em" lspace="0.278em" voffset="-.24em"> <mrow class="MJX-TeXAtom-ORD"> <mn>120</mn> <mtext> </mtext> <mi mathvariant="normal">n</mi> <mi mathvariant="normal">s</mi> </mrow> </mpadded> <mpadded width="+0.611em" lspace="0.278em" voffset=".15em"> <mi>γ</mi> </mpadded> </munderover> </mrow> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>92</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>236</mn> </mrow> </msubsup> <mi mathvariant="normal">U</mi> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \mathrm {^{235}_{\ 92}U\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 92}^{236}U_{m}\ {\xrightarrow[{120\ ns}]{\gamma }}\ _{\ 92}^{236}U} }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/097abbcad6ca486700bf4db049df94e83dc90ae3" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.78ex; margin-top: -0.41ex; margin-bottom: -0.558ex; width:34.624ex; height:5.509ex;" alt="{\displaystyle \mathrm {^{235}_{\ 92}U\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 92}^{236}U_{m}\ {\xrightarrow[{120\ ns}]{\gamma }}\ _{\ 92}^{236}U} }"></span></dd></dl> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {^{236}_{\ 92}U\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 92}^{237}U\ {\xrightarrow[{6,75\ d}]{\beta ^{-}}}\ _{\ 93}^{237}Np} }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mi></mi> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>92</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>236</mn> </mrow> </msubsup> <mi mathvariant="normal">U</mi> <mtext> </mtext> <mo>+</mo> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msubsup> <mi mathvariant="normal">n</mi> <mtext> </mtext> <mo stretchy="false">⟶</mo> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>92</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>237</mn> </mrow> </msubsup> <mi mathvariant="normal">U</mi> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <munderover> <mo>→</mo> <mpadded width="+0.611em" lspace="0.278em" voffset="-.24em"> <mrow class="MJX-TeXAtom-ORD"> <mn>6</mn> <mo>,</mo> <mn>75</mn> <mtext> </mtext> <mi mathvariant="normal">d</mi> </mrow> </mpadded> <mpadded width="+0.611em" lspace="0.278em" voffset=".15em"> <msup> <mi>β</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msup> </mpadded> </munderover> </mrow> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>93</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>237</mn> </mrow> </msubsup> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">p</mi> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \mathrm {^{236}_{\ 92}U\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 92}^{237}U\ {\xrightarrow[{6,75\ d}]{\beta ^{-}}}\ _{\ 93}^{237}Np} }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/0ddd879b76c59f77664f22db1fa2a50b2e029905" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.112ex; margin-top: -0.415ex; margin-bottom: -0.559ex; width:34.125ex; height:6.509ex;" alt="{\displaystyle \mathrm {^{236}_{\ 92}U\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 92}^{237}U\ {\xrightarrow[{6,75\ d}]{\beta ^{-}}}\ _{\ 93}^{237}Np} }"></span></dd></dl> <p>Eine deutlich weniger häufige Möglichkeit ist die (n,2n) Reaktion in <sup>238</sup>U. - Ein Neutron trifft auf und zwei Neutronen werden emittiert. Diese Reaktion benötigt allerdings schnelle Neutronen, um die endotherme Reaktion mit ausreichend Energie zu versorgen und hat einen relativ kleinen Wirkungsquerschnitt. </p><p><sup>237</sup>Np ist auch ein Glied der <a href="/wiki/Zerfallsreihe" title="Zerfallsreihe">Zerfallsreihe</a> von <sup>241</sup>Am, entsteht also unweigerlich in <a href="/wiki/Americium" title="Americium">Americium</a>-Proben. Angesichts der Halbwertszeit von <sup>241</sup>Am von über 400 Jahren sind jedoch, in der Zeit seit Menschen Americium herstellen, nur verhältnismäßig geringe Mengen Neptunium auf diese Weise entstanden. </p> <div class="mw-heading mw-heading3"><h3 id="Darstellung_elementaren_Neptuniums">Darstellung elementaren Neptuniums</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=4" title="Abschnitt bearbeiten: Darstellung elementaren Neptuniums" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=4" title="Quellcode des Abschnitts bearbeiten: Darstellung elementaren Neptuniums"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Metallisches Neptunium kann durch <a href="/wiki/Reduktion_(Chemie)" title="Reduktion (Chemie)">Reduktion</a> aus seinen Verbindungen erhalten werden. Zuerst wurde <a href="/wiki/Neptunium(III)-fluorid" title="Neptunium(III)-fluorid">Neptunium(III)-fluorid</a> mit elementarem <a href="/wiki/Barium" title="Barium">Barium</a> oder <a href="/wiki/Lithium" title="Lithium">Lithium</a> bei 1200 °C zur Reaktion gebracht. </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {2 NpF3 + 3 Ba -> 2 Np + 3 BaF2}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace" /> <msubsup> <mtext>NpF</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em" /> </mrow> </msubsup> <mo>+</mo> <mn>3</mn> <mspace width="thinmathspace" /> <mtext>Ba</mtext> <mo stretchy="false">⟶</mo> <mn>2</mn> <mspace width="thinmathspace" /> <mtext>Np</mtext> <mo>+</mo> <mn>3</mn> <mspace width="thinmathspace" /> <msubsup> <mtext>BaF</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> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {2 NpF3 + 3 Ba -> 2 Np + 3 BaF2}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/d4fa10bb4a61a6c535d6f0790bceedc3e45bf4e6" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:33.806ex; height:2.843ex;" alt="{\displaystyle {\ce {2 NpF3 + 3 Ba -> 2 Np + 3 BaF2}}}"></span></dd></dl> <div class="mw-heading mw-heading2"><h2 id="Eigenschaften">Eigenschaften</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=5" title="Abschnitt bearbeiten: Eigenschaften" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=5" title="Quellcode des Abschnitts bearbeiten: Eigenschaften"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Physikalische_Eigenschaften">Physikalische Eigenschaften</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=6" title="Abschnitt bearbeiten: Physikalische Eigenschaften" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=6" title="Quellcode des Abschnitts bearbeiten: Physikalische Eigenschaften"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Neptuniummetall hat ein silbernes Aussehen, ist chemisch reaktiv und existiert in mindestens drei verschiedenen Modifikationen:<sup id="cite_ref-Binder_1-5" class="reference"><a href="#cite_note-Binder-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <dl><dd><table class="wikitable"> <caption><a href="/wiki/Polymorphie_(Stoffeigenschaft)" title="Polymorphie (Stoffeigenschaft)">Modifikationen</a> bei Atmosphärendruck </caption> <tbody><tr class="hintergrundfarbe6"> <th><a href="/wiki/Phase_(Materie)" title="Phase (Materie)">Phasenbezeichnung</a> </th> <th>stabiler Temperaturbereich </th> <th>Dichte (Temperatur) </th> <th><a href="/wiki/Kristallsystem" title="Kristallsystem">Kristallsystem</a> </th></tr> <tr> <td>α-Np </td> <td> </td> <td>20,25 g/cm<sup>3</sup> (20 °C) </td> <td><a href="/wiki/Orthorhombisches_Kristallsystem" title="Orthorhombisches Kristallsystem">orthorhombisch</a> </td></tr> <tr> <td>β-Np </td> <td>über 280 °C </td> <td>19,36 g/cm<sup>3</sup> (313 °C) </td> <td><a href="/wiki/Tetragonales_Kristallsystem" title="Tetragonales Kristallsystem">tetragonal</a> </td></tr> <tr> <td>γ-Np </td> <td>über 577 °C </td> <td>18,0 g/cm<sup>3</sup> (600 °C) </td> <td><a href="/wiki/Kubisches_Kristallsystem" title="Kubisches Kristallsystem">kubisch</a> </td></tr></tbody></table></dd></dl> <p>Neptunium besitzt eine der höchsten Dichten aller Elemente. Neben <a href="/wiki/Rhenium" title="Rhenium">Rhenium</a>, <a href="/wiki/Osmium" title="Osmium">Osmium</a>, <a href="/wiki/Iridium" title="Iridium">Iridium</a> und <a href="/wiki/Platin" title="Platin">Platin</a> ist es eines der wenigen Elemente, die eine höhere Dichte als 20 g/cm<sup>3</sup> besitzen. </p> <div class="mw-heading mw-heading3"><h3 id="Chemische_Eigenschaften">Chemische Eigenschaften</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=7" title="Abschnitt bearbeiten: Chemische Eigenschaften" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=7" title="Quellcode des Abschnitts bearbeiten: Chemische Eigenschaften"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Neptunium bildet eine Reihe von Verbindungen, in denen es in den <a href="/wiki/Oxidationsstufe" class="mw-redirect" title="Oxidationsstufe">Oxidationsstufen</a> +3 bis +7 vorliegen kann. Damit besitzt Neptunium zusammen mit Plutonium die höchste mögliche Oxidationsstufe aller Actinoiden. In wässriger Lösung haben die Neptuniumionen charakteristische Farben, so ist das Np<sup>3+</sup>-Ion purpurviolett, Np<sup>4+</sup> gelbgrün, Np<sup>V</sup>O<sub>2</sub><sup>+</sup> grün, Np<sup>VI</sup>O<sub>2</sub><sup>2+</sup> rosarot und Np<sup>VII</sup>O<sub>2</sub><sup>3+</sup> tiefgrün.<sup id="cite_ref-HOWI_1956_15-0" class="reference"><a href="#cite_note-HOWI_1956-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Biologische_Aspekte">Biologische Aspekte</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=8" title="Abschnitt bearbeiten: Biologische Aspekte" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=8" title="Quellcode des Abschnitts bearbeiten: Biologische Aspekte"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Eine biologische Funktion des Neptuniums ist nicht bekannt.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> Einige <a href="/wiki/Anaerob" class="mw-redirect" title="Anaerob">anaerobe</a> Mikroorganismen können mittels Mn(II/III)- und Fe(II)-Spezies Np(V) zu Np(IV) reduzieren.<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> Ferner wurden die Faktoren untersucht, die die <a href="/wiki/Biosorption" title="Biosorption">Biosorption</a><sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup> und <a href="/wiki/Bioakkumulation" title="Bioakkumulation">Bioakkumulation</a><sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup> des Neptuniums durch Bakterien beeinflussen. </p> <div class="mw-heading mw-heading2"><h2 id="Isotope">Isotope</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=9" title="Abschnitt bearbeiten: Isotope" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=9" title="Quellcode des Abschnitts bearbeiten: Isotope"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Von Neptunium sind insgesamt 20 Isotope und 5 <a href="/wiki/Isomer_(Kernphysik)" title="Isomer (Kernphysik)">Kernisomere</a> bekannt. Die langlebigsten Isotope sind <sup>237</sup>Np mit 2,144 Mio. Jahren, <sup>236</sup>Np mit 154.000 Jahren und <sup>235</sup>Np mit 396,1 Tagen Halbwertszeit. Die restlichen Isotope und Kernisomere besitzen Halbwertszeiten zwischen 45 Nanosekunden (<sup>237<i>m</i>1</sup>Np) und 4,4 Tagen (<sup>234</sup>Np). </p> <ul><li><b><sup>235</sup>Np</b> zerfällt mit 396,1 Tagen Halbwertszeit in 99,99740 % der Fälle durch Elektroneneinfang zu Uran <sup>235</sup>U und in 0,00260 % der Fälle durch Alphazerfall zu Protactinium <sup>231</sup>Pa, das sich eine Stufe hinter <sup>235</sup>U auf der <a href="/wiki/Uran-Actinium-Reihe" title="Uran-Actinium-Reihe">Uran-Actinium-Reihe</a> befindet.</li></ul> <ul><li><b><sup>236</sup>Np</b> zerfällt mit 154.000 Jahren Halbwertszeit in 87,3 % der Fälle durch Elektroneneinfang zu Uran <sup>236</sup>U, in 12,5 % der Fälle durch Betazerfall zu Plutonium <sup>236</sup>Pu und in 0,16 % der Fälle durch Alphazerfall zu Protactinium <sup>232</sup>Pa. Diese Nuklide liegen auf der <a href="/wiki/Thorium-Reihe" title="Thorium-Reihe">Thorium-Reihe</a>.</li></ul> <ul><li><b><sup>237</sup>Np</b> zerfällt mit 2,144 Mio. Jahren Halbwertszeit durch Alphazerfall zu Protactinium <sup>233</sup>Pa. <sup>237</sup>Np ist offizieller Ausgangspunkt der <a href="/wiki/Neptunium-Reihe" title="Neptunium-Reihe">Neptunium-Reihe</a>, einer Zerfallskette, die beim Isotop <a href="/wiki/Thallium" title="Thallium">Thallium</a> <sup>205</sup>Tl endet.</li></ul> <div class="sieheauch" role="navigation" style="font-style:italic;"><span class="sieheauch-text">Siehe auch</span>: <a href="/wiki/Liste_der_Isotope/Ordnungszahl_91_bis_Ordnungszahl_100#93_Neptunium" title="Liste der Isotope/Ordnungszahl 91 bis Ordnungszahl 100">Liste der Neptuniumisotope</a></div> <div class="mw-heading mw-heading2"><h2 id="Spaltbarkeit">Spaltbarkeit</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=10" title="Abschnitt bearbeiten: Spaltbarkeit" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=10" title="Quellcode des Abschnitts bearbeiten: Spaltbarkeit"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Datei:Np_sphere.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/03/Np_sphere.jpg/220px-Np_sphere.jpg" decoding="async" width="220" height="140" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/03/Np_sphere.jpg/330px-Np_sphere.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/03/Np_sphere.jpg/440px-Np_sphere.jpg 2x" data-file-width="466" data-file-height="296" /></a><figcaption>Eine Probe von Neptunium-Metall (<sup>237</sup>Np), umhüllt von einer dicken Wolfram- und Nickelschicht (glänzend) in Schalen aus angereichertem Uran (schwarz angelaufen).<sup id="cite_ref-21" class="reference"><a href="#cite_note-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup></figcaption></figure> <p>Wie bei allen Transuran-Nukliden ist auch bei den Np-Isotopen die neutroneninduzierte Kernspaltung möglich. Die Isotope mit ungerader Neutronenanzahl im Kern – von den langlebigen also <sup>236</sup>Np – haben große <a href="/wiki/Wirkungsquerschnitt" title="Wirkungsquerschnitt">Wirkungsquerschnitte</a> für die Spaltung durch <a href="/wiki/Thermische_Neutronen" class="mw-redirect" title="Thermische Neutronen">thermische Neutronen</a>; beim <sup>236</sup>Np beträgt er 2600 <a href="/wiki/Barn" title="Barn">Barn</a><sup id="cite_ref-Nuklidkarte_22-0" class="reference"><a href="#cite_note-Nuklidkarte-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup>, es ist also „leicht spaltbar“. </p><p>Bei dem im Kernreaktorbrennstoff anfallenden <sup>237</sup>Np beträgt dieser Wirkungsquerschnitt nur 20 Millibarn.<sup id="cite_ref-Nuklidkarte_22-1" class="reference"><a href="#cite_note-Nuklidkarte-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup> Dieses Isotop ist jedoch aufgrund anderer kernphysikalischer Eigenschaften geeignet, mit der Spaltung durch <i>schnelle</i> Neutronen im reinen Material eine <a href="/wiki/Kettenreaktion_(Kernphysik)" class="mw-redirect" title="Kettenreaktion (Kernphysik)">Kettenreaktion</a> aufrechtzuerhalten. Im <a href="/wiki/Los_Alamos_National_Laboratory" title="Los Alamos National Laboratory">Los Alamos National Laboratory</a> wurde seine <a href="/wiki/Kritische_Masse" title="Kritische Masse">kritische Masse</a> experimentell zu etwa 60 kg bestimmt.<sup id="cite_ref-23" class="reference"><a href="#cite_note-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-24" class="reference"><a href="#cite_note-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-25" class="reference"><a href="#cite_note-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup> Daher ist <sup>237</sup>Np ein mögliches Material für Kernwaffen.<sup id="cite_ref-26" class="reference"><a href="#cite_note-26"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-27" class="reference"><a href="#cite_note-27"><span class="cite-bracket">[</span>27<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Verwendung">Verwendung</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=11" title="Abschnitt bearbeiten: Verwendung" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=11" title="Quellcode des Abschnitts bearbeiten: Verwendung"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Das in Kernreaktoren aus <sup>235</sup>U erbrütete <sup>237</sup>Np kann zur Gewinnung von <sup>238</sup>Pu zur Verwendung in <a href="/wiki/Radionuklidbatterie" title="Radionuklidbatterie">Radionuklidbatterien</a> genutzt werden. Dazu wird das Neptunium bei der Aufbereitung von abgebrannten Brennstäben abgetrennt und in Form von <a href="/wiki/Neptunium(IV)-oxid" title="Neptunium(IV)-oxid">Neptunium(IV)-oxid</a> in neue <a href="/wiki/Brennstab" title="Brennstab">Brennstäbe</a> gefüllt. Diese werden in einen Kernreaktor eingesetzt, wo sie erneut mit Neutronen bestrahlt werden; aus dem <sup>237</sup>Np wird dabei <sup>238</sup>Pu erbrütet.<sup id="cite_ref-28" class="reference"><a href="#cite_note-28"><span class="cite-bracket">[</span>28<span class="cite-bracket">]</span></a></sup> Das Plutonium wird anschließend aus den Neptuniumbrennstäben abgetrennt. Andere denkbare Verwendungsmöglichkeiten scheitern zumeist am hohen Preis von Neptunium, da selbst bei der <a href="/wiki/Wiederaufarbeitung" title="Wiederaufarbeitung">Wiederaufarbeitung</a> Neptunium nur äußerst selten vom <a href="/wiki/Abgebrannter_Kernbrennstoff" class="mw-redirect" title="Abgebrannter Kernbrennstoff"> alten Brennstoff</a> abgetrennt wird, was sich wiederum daher erklärt, dass es kaum Anwendungen für Neptunium und entsprechend wenig Nachfrage gibt. </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {^{237}_{\ 93}Np\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 93}^{238}Np\ {\xrightarrow[{2,117\ d}]{\beta ^{-}}}\ _{\ 94}^{238}Pu} }"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mi></mi> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>93</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>237</mn> </mrow> </msubsup> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">p</mi> <mtext> </mtext> <mo>+</mo> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msubsup> <mi mathvariant="normal">n</mi> <mtext> </mtext> <mo stretchy="false">⟶</mo> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>93</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>238</mn> </mrow> </msubsup> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">p</mi> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <munderover> <mo>→</mo> <mpadded width="+0.611em" lspace="0.278em" voffset="-.24em"> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mo>,</mo> <mn>117</mn> <mtext> </mtext> <mi mathvariant="normal">d</mi> </mrow> </mpadded> <mpadded width="+0.611em" lspace="0.278em" voffset=".15em"> <msup> <mi>β</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msup> </mpadded> </munderover> </mrow> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext> </mtext> <mn>94</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>238</mn> </mrow> </msubsup> <mi mathvariant="normal">P</mi> <mi mathvariant="normal">u</mi> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \mathrm {^{237}_{\ 93}Np\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 93}^{238}Np\ {\xrightarrow[{2,117\ d}]{\beta ^{-}}}\ _{\ 94}^{238}Pu} }</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/88e4b7fc6cd5d7f51d47d58061f3abe4e147765c" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.112ex; margin-top: -0.415ex; margin-bottom: -0.559ex; width:37.372ex; height:6.509ex;" alt="{\displaystyle \mathrm {^{237}_{\ 93}Np\ +\ _{0}^{1}n\ \longrightarrow \ _{\ 93}^{238}Np\ {\xrightarrow[{2,117\ d}]{\beta ^{-}}}\ _{\ 94}^{238}Pu} }"></span></dd></dl> <dl><dd><small>Die angegebenen Zeiten sind <a href="/wiki/Halbwertszeit" title="Halbwertszeit">Halbwertszeiten</a>.</small></dd></dl> <div class="mw-heading mw-heading2"><h2 id="Verbindungen">Verbindungen</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=12" title="Abschnitt bearbeiten: Verbindungen" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=12" title="Quellcode des Abschnitts bearbeiten: Verbindungen"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Datei:Np_ox_st.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e6/Np_ox_st.jpg/330px-Np_ox_st.jpg" decoding="async" width="330" height="231" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/e/e6/Np_ox_st.jpg 1.5x" data-file-width="468" data-file-height="328" /></a><figcaption>Neptunium in den Oxidationsstufen +3 bis +7 in wässriger Lösung.</figcaption></figure> <p><i>→ Kategorie: <a href="/wiki/Kategorie:Neptuniumverbindung" title="Kategorie:Neptuniumverbindung">Neptuniumverbindung</a></i> </p> <div class="mw-heading mw-heading3"><h3 id="Oxide">Oxide</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=13" title="Abschnitt bearbeiten: Oxide" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=13" title="Quellcode des Abschnitts bearbeiten: Oxide"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Bekannt sind Oxide in den Stufen +4 bis +6: <a href="/wiki/Neptunium(IV)-oxid" title="Neptunium(IV)-oxid">Neptunium(IV)-oxid</a> (NpO<sub>2</sub>), <a href="/w/index.php?title=Neptunium(V)-oxid&action=edit&redlink=1" class="new" title="Neptunium(V)-oxid (Seite nicht vorhanden)">Neptunium(V)-oxid</a> (Np<sub>2</sub>O<sub>5</sub>) und <a href="/w/index.php?title=Neptunium(VI)-oxid&action=edit&redlink=1" class="new" title="Neptunium(VI)-oxid (Seite nicht vorhanden)">Neptunium(VI)-oxid</a> (NpO<sub>3</sub> · H<sub>2</sub>O).<sup id="cite_ref-HOWI_1972_29-0" class="reference"><a href="#cite_note-HOWI_1972-29"><span class="cite-bracket">[</span>29<span class="cite-bracket">]</span></a></sup> Neptuniumdioxid (NpO<sub>2</sub>) ist das chemisch stabilste Oxid des Neptuniums und findet Verwendung in <a href="/wiki/Kernbrennstab" class="mw-redirect" title="Kernbrennstab">Kernbrennstäben</a>. </p> <div class="mw-heading mw-heading3"><h3 id="Halogenide">Halogenide</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=14" title="Abschnitt bearbeiten: Halogenide" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=14" title="Quellcode des Abschnitts bearbeiten: Halogenide"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Für Neptunium sind Halogenide in den Oxidationsstufen +3 bis +6 bekannt.<sup id="cite_ref-HOWI_1969_30-0" class="reference"><a href="#cite_note-HOWI_1969-30"><span class="cite-bracket">[</span>30<span class="cite-bracket">]</span></a></sup> </p><p>Für die Stufe +3 sind sämtliche Verbindungen der vier <a href="/wiki/Halogene" title="Halogene">Halogene</a> <a href="/wiki/Fluor" title="Fluor">Fluor</a>, <a href="/wiki/Chlor" title="Chlor">Chlor</a>, <a href="/wiki/Brom" title="Brom">Brom</a> und <a href="/wiki/Iod" title="Iod">Iod</a> bekannt. Darüber hinaus bildet es Halogenide in den Stufen +4 bis +6. </p><p>In der Oxidationsstufe +6 ist das <a href="/wiki/Neptuniumhexafluorid" class="mw-redirect" title="Neptuniumhexafluorid">Neptuniumhexafluorid</a> (NpF<sub>6</sub>) von besonderer Bedeutung. Es ist ein orangefarbener Feststoff mit sehr hoher Flüchtigkeit, der schon bei 56 °C in den gasförmigen Zustand übergeht. In dieser Eigenschaft ähnelt es sehr dem <a href="/wiki/Uranhexafluorid" class="mw-redirect" title="Uranhexafluorid">Uranhexafluorid</a> und <a href="/wiki/Plutoniumhexafluorid" class="mw-redirect" title="Plutoniumhexafluorid">Plutoniumhexafluorid</a>, daher kann es genauso in der Anreicherung und <a href="/wiki/Isotopentrennung" title="Isotopentrennung">Isotopentrennung</a> verwendet werden. </p> <table class="wikitable left" style="text-align:center; font-size:90%"> <tbody><tr> <td>Oxidationszahl</td> <td>F</td> <td>Cl</td> <td>Br</td> <td>I </td></tr> <tr> <td>+6 </td> <td><a href="/wiki/Neptunium(VI)-fluorid" title="Neptunium(VI)-fluorid">Neptunium(VI)-fluorid</a><br />NpF<sub>6</sub><br />orange </td> <td> </td> <td> </td> <td> </td></tr> <tr> <td>+5 </td> <td><a href="/wiki/Neptunium(V)-fluorid" title="Neptunium(V)-fluorid">Neptunium(V)-fluorid</a><br />NpF<sub>5</sub><br />hellblau </td> <td> </td> <td> </td> <td> </td></tr> <tr> <td>+4 </td> <td><a href="/wiki/Neptunium(IV)-fluorid" title="Neptunium(IV)-fluorid">Neptunium(IV)-fluorid</a><br />NpF<sub>4</sub><br />grün </td> <td><a href="/wiki/Neptunium(IV)-chlorid" title="Neptunium(IV)-chlorid">Neptunium(IV)-chlorid</a><br />NpCl<sub>4</sub><br />rotbraun </td> <td><a href="/wiki/Neptunium(IV)-bromid" title="Neptunium(IV)-bromid">Neptunium(IV)-bromid</a><br />NpBr<sub>4</sub><br />dunkelrot </td> <td> </td></tr> <tr> <td>+3 </td> <td><a href="/wiki/Neptunium(III)-fluorid" title="Neptunium(III)-fluorid">Neptunium(III)-fluorid</a><br />NpF<sub>3</sub><br />violett </td> <td><a href="/wiki/Neptunium(III)-chlorid" title="Neptunium(III)-chlorid">Neptunium(III)-chlorid</a><br />NpCl<sub>3</sub><br />grün </td> <td><a href="/wiki/Neptunium(III)-bromid" title="Neptunium(III)-bromid">Neptunium(III)-bromid</a><br />NpBr<sub>3</sub><br />grün </td> <td><a href="/wiki/Neptunium(III)-iodid" title="Neptunium(III)-iodid">Neptunium(III)-iodid</a><br />NpI<sub>3</sub><br />violett </td></tr></tbody></table> <div class="mw-heading mw-heading3"><h3 id="Metallorganische_Verbindungen">Metallorganische Verbindungen</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=15" title="Abschnitt bearbeiten: Metallorganische Verbindungen" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=15" title="Quellcode des Abschnitts bearbeiten: Metallorganische Verbindungen"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Analog zu <a href="/wiki/Uranocen" title="Uranocen">Uranocen</a>, einer <a href="/wiki/Organometallverbindungen" class="mw-redirect" title="Organometallverbindungen">Organometallverbindung</a> in der Uran von zwei <a href="/wiki/Cyclooctatetraen" title="Cyclooctatetraen">Cyclooctatetraen</a>-Liganden komplexiert ist, wurden die entsprechenden Komplexe von <a href="/wiki/Thorium" title="Thorium">Thorium</a>, <a href="/wiki/Protactinium" title="Protactinium">Protactinium</a>, Plutonium, Americium und auch des Neptuniums, (η<sup>8</sup>-C<sub>8</sub>H<sub>8</sub>)<sub>2</sub>Np, dargestellt.<sup id="cite_ref-31" class="reference"><a href="#cite_note-31"><span class="cite-bracket">[</span>31<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Sicherheitshinweise">Sicherheitshinweise</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=16" title="Abschnitt bearbeiten: Sicherheitshinweise" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=16" title="Quellcode des Abschnitts bearbeiten: Sicherheitshinweise"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Einstufungen nach der <a href="/wiki/Verordnung_(EG)_Nr._1272/2008_(CLP)" title="Verordnung (EG) Nr. 1272/2008 (CLP)">CLP-Verordnung</a> liegen nicht vor, weil diese nur die chemische Gefährlichkeit umfassen und eine völlig untergeordnete Rolle gegenüber den auf der Radioaktivität beruhenden Gefahren spielen. </p> <div class="mw-heading mw-heading2"><h2 id="Literatur">Literatur</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=17" title="Abschnitt bearbeiten: Literatur" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=17" title="Quellcode des Abschnitts bearbeiten: Literatur"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><i><a href="/wiki/Gmelins_Handbuch_der_anorganischen_Chemie" title="Gmelins Handbuch der anorganischen Chemie">Gmelins Handbuch der anorganischen Chemie</a></i>, System Nr. 71, Transurane: <ul><li>Teil A 1 II, S. 14–17</li> <li>Teil A 2, S. 100–118, 180–181, 250–253, 258</li> <li>Teil B 1, S. 1–9</li> <li>Teil C, S. 2–3, 7–10, 82–83, 92–114, 157–159, 174–175, 189–194, 200–201, 228, 245, 248–249, 251, 272</li> <li>Teil D 1, S. 27–30, 37–58, 100–105</li></ul></li> <li><a href="/wiki/Cornelius_Keller" title="Cornelius Keller">Cornelius Keller</a>: <i>Die Chemie des Neptuniums</i>, in: <i><a href="/wiki/Fortschr._chem._Forsch." class="mw-redirect" title="Fortschr. chem. Forsch.">Fortschr. chem. Forsch.</a></i>, <b>1969/70</b>, <i>13/1</i>, S. 1–124 (<a href="//doi.org/10.1007/BFb0051170" class="extiw" title="doi:10.1007/BFb0051170">doi:10.1007/BFb0051170</a>).</li> <li>Zenko Yoshida, Stephen G. Johnson, Takaumi Kimura, John R. Krsul: <a rel="nofollow" class="external text" href="http://radchem.nevada.edu/classes/rdch710/files/Neptunium.pdf"><i>Neptunium</i></a>, in: Lester R. Morss, Norman M. Edelstein, Jean Fuger (Hrsg.): <i>The Chemistry of the Actinide and Transactinide Elements</i>, Springer, Dordrecht 2006; <a href="/wiki/Spezial:ISBN-Suche/1402035551" class="internal mw-magiclink-isbn">ISBN 1-4020-3555-1</a>, S. 699–812 (<a href="//doi.org/10.1007/1-4020-3598-5_6" class="extiw" title="doi:10.1007/1-4020-3598-5 6">doi:10.1007/1-4020-3598-5_6</a>).</li> <li>S. Fried, N. R. Davidson: <a rel="nofollow" class="external text" href="http://www.dtic.mil/cgi-bin/GetTRDoc?AD=ADA315026"><i>The Basic Dry Chemistry of Neptunium</i></a>, (1947) Report MDDC-1332, United States Atomic Energy Commission - Argonne National Laboratory, Declassified: July 18, 1947.</li> <li>A. F.: <a rel="nofollow" class="external text" href="http://www.zeit.de/1972/09/neptunium-auf-dem-mond"><i>Neptunium auf dem Mond</i></a>, <a href="/wiki/Die_Zeit" title="Die Zeit">Die Zeit</a>, 3. März 1972, Nr. 9.</li> <li>G. A. Burney, R. M. Harbour: <i>Radiochemistry of Neptunium</i>, Report NAS-NS-3060, United States Atomic Energy Commission, 1974 (<a rel="nofollow" class="external text" href="http://www.radiochemistry.org/periodictable/pdf_books/pdf/rc000031.pdf">PDF</a>; 6,7 MB).</li> <li><a href="/w/index.php?title=Kurt_Starke_(Chemiker)&action=edit&redlink=1" class="new" title="Kurt Starke (Chemiker) (Seite nicht vorhanden)">Kurt Starke</a>: <i>Zur Frühgeschichte des Neptuniums</i>, in: <i><a href="/w/index.php?title=Isotopes_in_Environmental_and_Health_Studies&action=edit&redlink=1" class="new" title="Isotopes in Environmental and Health Studies (Seite nicht vorhanden)">Isotopes in Environmental and Health Studies</a></i>, <b>1990</b>, <i>26</i> (8), S. 349–351 (<a href="//doi.org/10.1080/10256019008624331" class="extiw" title="doi:10.1080/10256019008624331">doi:10.1080/10256019008624331</a>).</li></ul> <div class="mw-heading mw-heading2"><h2 id="Weblinks">Weblinks</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=18" title="Abschnitt bearbeiten: Weblinks" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=18" title="Quellcode des Abschnitts bearbeiten: Weblinks"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="sisterproject" style="margin:0.1em 0 0 0;"><div class="noresize noviewer" style="display:inline-block; line-height:10px; min-width:1.6em; text-align:center;" aria-hidden="true" role="presentation"><span class="mw-default-size" typeof="mw:File"><span title="Commons"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/12px-Commons-logo.svg.png" decoding="async" width="12" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/24px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span></div><b><span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Neptunium?uselang=de"><span lang="en">Commons</span>: Neptunium</a></span></b> – Sammlung von Bildern und Audiodateien</div> <div class="sisterproject" style="margin:0.1em 0 0 0;"><span class="noviewer" style="display:inline-block; line-height:10px; min-width:1.6em; text-align:center;" aria-hidden="true" role="presentation"><span class="mw-default-size" typeof="mw:File"><span title="Wiktionary"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c3/Wiktfavicon_en.svg/16px-Wiktfavicon_en.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c3/Wiktfavicon_en.svg/24px-Wiktfavicon_en.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c3/Wiktfavicon_en.svg/32px-Wiktfavicon_en.svg.png 2x" data-file-width="16" data-file-height="16" /></span></span></span><b><a href="https://de.wiktionary.org/wiki/Neptunium" class="extiw" title="wikt:Neptunium">Wiktionary: Neptunium</a></b> – Bedeutungserklärungen, Wortherkunft, Synonyme, Übersetzungen</div> <ul><li>Eintrag zu <i>Neptunium</i>. In: <i><a href="/wiki/R%C3%B6mpp_Lexikon_Chemie#Römpp_Online" title="Römpp Lexikon Chemie">Römpp Online</a>.</i> Georg Thieme Verlag, abgerufen am 3. Januar 2015.<span class="editoronly" style="display:none;"></span></li> <li>Robin Giroux: <a rel="nofollow" class="external text" href="https://pubs.acs.org/cen/80th/neptunium.html"><i>Neptunium</i></a>, Chemical & Engineering News, 2003.</li> <li>Wissenschaft-Online-Lexika: <a rel="nofollow" class="external text" href="https://www.spektrum.de/lexikon/chemie/neptuniumverbindungen/6220"><i>Neptuniumverbindungen</i></a> im Lexikon der Chemie.</li></ul> <div class="mw-heading mw-heading2"><h2 id="Einzelnachweise">Einzelnachweise</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Neptunium&veaction=edit&section=19" title="Abschnitt bearbeiten: Einzelnachweise" class="mw-editsection-visualeditor"><span>Bearbeiten</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Neptunium&action=edit&section=19" title="Quellcode des Abschnitts bearbeiten: Einzelnachweise"><span>Quelltext bearbeiten</span></a><span class="mw-editsection-bracket">]</span></span></div> <ol class="references"> <li id="cite_note-Binder-1"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Binder_1-0">a</a></sup> <sup><a href="#cite_ref-Binder_1-1">b</a></sup> <sup><a href="#cite_ref-Binder_1-2">c</a></sup> <sup><a href="#cite_ref-Binder_1-3">d</a></sup> <sup><a href="#cite_ref-Binder_1-4">e</a></sup> <sup><a href="#cite_ref-Binder_1-5">f</a></sup></span> <span class="reference-text">Harry H. Binder: <i>Lexikon der chemischen Elemente</i>, S. Hirzel Verlag, Stuttgart 1999, <a href="/wiki/Spezial:ISBN-Suche/3777607363" class="internal mw-magiclink-isbn">ISBN 3-7776-0736-3</a>, S. 413–419.</span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">↑</a></span> <span class="reference-text">Die Werte der atomaren und physikalischen Eigenschaften (Infobox) sind, wenn nicht anders angegeben, aus <a rel="nofollow" class="external text" href="https://www.webelements.com/neptunium/">www.webelements.com (Neptunium)</a> entnommen.</span> </li> <li id="cite_note-NIST-ASD-neptunium-3"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-NIST-ASD-neptunium_3-0">a</a></sup> <sup><a href="#cite_ref-NIST-ASD-neptunium_3-1">b</a></sup> <sup><a href="#cite_ref-NIST-ASD-neptunium_3-2">c</a></sup> <sup><a href="#cite_ref-NIST-ASD-neptunium_3-3">d</a></sup> <sup><a href="#cite_ref-NIST-ASD-neptunium_3-4">e</a></sup></span> <span class="reference-text">Eintrag zu <a rel="nofollow" class="external text" href="https://physics.nist.gov/cgi-bin/ASD/ie.pl?spectra=neptunium&units=1&e_out=0&unc_out=1&at_num_out=1&el_name_out=1&ion_charge_out=1&biblio=1"><i>neptunium</i></a> in Kramida, A., Ralchenko, Yu., Reader, J. und NIST ASD Team (2019): <cite style="font-style:italic">NIST Atomic Spectra Database (ver. 5.7.1)</cite>. Hrsg.: <a href="/wiki/NIST" class="mw-redirect" title="NIST">NIST</a>, Gaithersburg, MD. <a href="/wiki/Digital_Object_Identifier" title="Digital Object Identifier">doi</a>:<span class="uri-handle" style="white-space:nowrap"><a rel="nofollow" class="external text" href="https://doi.org/10.18434/T4W30F">10.18434/T4W30F</a></span> (<a rel="nofollow" class="external text" href="https://physics.nist.gov/asd">physics.nist.gov/asd</a>).<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rfr_id=info:sid/de.wikipedia.org:Neptunium&rft.au=Kramida%2C+A.%2C+Ralchenko%2C+...&rft.btitle=NIST+Atomic+Spectra+Database+%28ver.+5.7.1%29&rft.doi=10.18434%2FT4W30F&rft.genre=book" style="display:none"> </span> Abgerufen am 13. Juni 2020.<span class="editoronly" style="display:none;"></span></span> </li> <li id="cite_note-Webelements-neptunium-4"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Webelements-neptunium_4-0">a</a></sup> <sup><a href="#cite_ref-Webelements-neptunium_4-1">b</a></sup> <sup><a href="#cite_ref-Webelements-neptunium_4-2">c</a></sup> <sup><a href="#cite_ref-Webelements-neptunium_4-3">d</a></sup> <sup><a href="#cite_ref-Webelements-neptunium_4-4">e</a></sup></span> <span class="reference-text">Eintrag zu <a rel="nofollow" class="external text" href="https://www.webelements.com/neptunium/atoms.html"><i>neptunium</i></a> bei <i>WebElements, <a rel="nofollow" class="external text" href="https://www.webelements.com">www.webelements.com</a></i>, abgerufen am 13. Juni 2020.<span class="editoronly" style="display:none;"></span></span> </li> <li id="cite_note-HOWI_2149-5"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-HOWI_2149_5-0">a</a></sup> <sup><a href="#cite_ref-HOWI_2149_5-1">b</a></sup></span> <span class="reference-text"><a href="/wiki/Arnold_F._Holleman" title="Arnold F. Holleman">A. F. Holleman</a>, <a href="/wiki/Egon_Wiberg" title="Egon Wiberg">E. Wiberg</a>, <a href="/wiki/Nils_Wiberg" title="Nils Wiberg">N. Wiberg</a>: <i><a href="/wiki/Holleman-Wiberg_Lehrbuch_der_Anorganischen_Chemie" title="Holleman-Wiberg Lehrbuch der Anorganischen Chemie">Lehrbuch der Anorganischen Chemie</a>.</i> 102. Auflage. Walter de Gruyter, Berlin 2007, <a href="/wiki/Spezial:ISBN-Suche/9783110177701" class="internal mw-magiclink-isbn">ISBN 978-3-11-017770-1</a>, S. 2149.<span class="editoronly" style="display:none;"></span></span> </li> <li id="cite_note-NV-6"><span class="mw-cite-backlink"><a href="#cite_ref-NV_6-0">↑</a></span> <span class="reference-text">Die von der Radioaktivität ausgehenden Gefahren gehören nicht zu den einzustufenden Eigenschaften nach der GHS-Kennzeichnung. In Bezug auf weitere Gefahren wurde dieses Element entweder noch nicht eingestuft oder eine verlässliche und zitierfähige Quelle hierzu wurde noch nicht gefunden. </span> </li> <li id="cite_note-EL93-7"><span class="mw-cite-backlink"><a href="#cite_ref-EL93_7-0">↑</a></span> <span class="reference-text">E. McMillan, P. H. Abelson: <i>Radioactive Element 93</i>, in: <i><a href="/wiki/Physical_Review" title="Physical Review">Physical Review</a></i>, <b>1940</b>, <i>57</i>, S. 1185–1186 (<a href="//doi.org/10.1103/PhysRev.57.1185.2" class="extiw" title="doi:10.1103/PhysRev.57.1185.2">doi:10.1103/PhysRev.57.1185.2</a>).</span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><a href="#cite_ref-8">↑</a></span> <span class="reference-text"><i>Neue Elemente</i>, in: <i><a href="/wiki/Angewandte_Chemie_(Zeitschrift)" title="Angewandte Chemie (Zeitschrift)">Angewandte Chemie</a></i>, <b>1947</b>, <i>59</i> (2), S. 61–61.</span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><a href="#cite_ref-9">↑</a></span> <span class="reference-text">A. B. Garrett: <i>The Chemistry of Elements 93, 94, 95 and 96 (Neptunium, Plutonium, Americium and Curium)</i>, in: <i><a href="/w/index.php?title=The_Ohio_Journal_of_Science&action=edit&redlink=1" class="new" title="The Ohio Journal of Science (Seite nicht vorhanden)">The Ohio Journal of Science</a></i>, <b>1947</b>, <i>XLVII</i> (3), S. 103–106 (<a rel="nofollow" class="external text" href="https://kb.osu.edu/dspace/bitstream/1811/5752/1/V47N03_103.pdf">PDF</a>).</span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><a href="#cite_ref-10">↑</a></span> <span class="reference-text">K. Wirtz: <i>Die neuen Elemente Neptunium, Plutonium, Americium und Curium.</i> In: <i><a href="/wiki/Zeitschrift_f%C3%BCr_Naturforschung" title="Zeitschrift für Naturforschung">Zeitschrift für Naturforschung</a>.</i> 1, 1946, S. 543–544 (<a rel="nofollow" class="external text" href="http://www.znaturforsch.com/aa/v01/10543.pdf">online</a>).<span class="editoronly" style="display:none;"></span></span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><a href="#cite_ref-11">↑</a></span> <span class="reference-text">L. B. Magnusson, S. G. Thompson, G. T. Seaborg: <i>New Isotopes of Neptunium</i>, in: <i><a href="/wiki/Physical_Review" title="Physical Review">Physical Review</a></i>, <b>1950</b>, <i>78</i> (4), S. 363–372 (<a href="//doi.org/10.1103/PhysRev.78.363" class="extiw" title="doi:10.1103/PhysRev.78.363">doi:10.1103/PhysRev.78.363</a>).</span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><a href="#cite_ref-12">↑</a></span> <span class="reference-text">J. E. Gindler, J. R. Huizenga, D. W. Engelkemeir: <i>Neptunium Isotopes: 234, 235, 236</i>, in: <i><a href="/wiki/Physical_Review" title="Physical Review">Physical Review</a></i>, <b>1958</b>, <i>109</i> (4), S. 1263–1267 (<a href="//doi.org/10.1103/PhysRev.109.1263" class="extiw" title="doi:10.1103/PhysRev.109.1263">doi:10.1103/PhysRev.109.1263</a>).</span> </li> <li id="cite_note-13"><span class="mw-cite-backlink"><a href="#cite_ref-13">↑</a></span> <span class="reference-text">Richard M. Lessler, Maynard C. Michel: <i>Isotopes Np<sup>240</sup> and Np<sup>241</sup></i>, in: <i><a href="/wiki/Physical_Review" title="Physical Review">Physical Review</a></i>, <b>1960</b>, <i>118</i> (1), S. 263–264 (<a href="//doi.org/10.1103/PhysRev.118.263" class="extiw" title="doi:10.1103/PhysRev.118.263">doi:10.1103/PhysRev.118.263</a>).</span> </li> <li id="cite_note-14"><span class="mw-cite-backlink"><a href="#cite_ref-14">↑</a></span> <span class="reference-text">Klaus Hoffmann: <cite style="font-style:italic">Kann man Gold machen? Gauner, Gaukler und Gelehrte. Aus der Geschichte der chemischen Elemente</cite>. Urania-Verlag, Leipzig, Jena, Berlin 1979, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>233</span>.<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rfr_id=info:sid/de.wikipedia.org:Neptunium&rft.au=Klaus+Hoffmann&rft.btitle=Kann+man+Gold+machen%3F+Gauner%2C+Gaukler+und+Gelehrte.+Aus+der+Geschichte+der+chemischen+Elemente&rft.date=1979&rft.genre=book&rft.pages=233&rft.place=Leipzig%2C+Jena%2C+Berlin&rft.pub=Urania-Verlag" style="display:none"> </span></span> </li> <li id="cite_note-HOWI_1956-15"><span class="mw-cite-backlink"><a href="#cite_ref-HOWI_1956_15-0">↑</a></span> <span class="reference-text"><a href="/wiki/Arnold_F._Holleman" title="Arnold F. Holleman">A. F. Holleman</a>, <a href="/wiki/Egon_Wiberg" title="Egon Wiberg">E. Wiberg</a>, <a href="/wiki/Nils_Wiberg" title="Nils Wiberg">N. Wiberg</a>: <i><a href="/wiki/Holleman-Wiberg_Lehrbuch_der_Anorganischen_Chemie" title="Holleman-Wiberg Lehrbuch der Anorganischen Chemie">Lehrbuch der Anorganischen Chemie</a>.</i> 102. Auflage. Walter de Gruyter, Berlin 2007, <a href="/wiki/Spezial:ISBN-Suche/9783110177701" class="internal mw-magiclink-isbn">ISBN 978-3-11-017770-1</a>, S. 1956.<span class="editoronly" style="display:none;"></span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><a href="#cite_ref-16">↑</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://eawag-bbd.ethz.ch/periodic/elements/np.html"><i>The Biochemical Periodic Tables – Neptunium</i></a>.</span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><a href="#cite_ref-17">↑</a></span> <span class="reference-text">J. E. Banaszak, S. M. Webb, B. E. Rittmann, J.-F. Gaillard, D. T. Reed: <i>Fate of Neptunium in an anaerobic, methanogenic microcosm</i>, in: <i><a href="/w/index.php?title=Mat_Res_Soc_Symp_Proc.&action=edit&redlink=1" class="new" title="Mat Res Soc Symp Proc. (Seite nicht vorhanden)">Mat Res Soc Symp Proc.</a></i>, <b>1999</b>, <i>556</i>, S. 1141–1149 (<a rel="nofollow" class="external text" href="https://www.osti.gov/scitech/biblio/10874">Abstract</a>; <a rel="nofollow" class="external text" href="https://www.osti.gov/scitech/servlets/purl/10874/10874.pdf">PDF</a>).</span> </li> <li id="cite_note-18"><span class="mw-cite-backlink"><a href="#cite_ref-18">↑</a></span> <span class="reference-text">T. Sasaki, T. Kauri, A. Kudo: <i>Effect of pH and Temperature on the Sorption of Np and Pa to mixed anaerobic bacteria</i>, in: <i><a href="/wiki/Appl._Radiat._Isot." class="mw-redirect" title="Appl. Radiat. Isot.">Appl. Radiat. Isot.</a></i>, <b>2001</b>, <i>55</i> (4), S. 427–431 (<a class="external mw-magiclink-pmid" rel="nofollow" href="//www.ncbi.nlm.nih.gov/pubmed/11545492?dopt=Abstract">PMID 11545492</a>).</span> </li> <li id="cite_note-19"><span class="mw-cite-backlink"><a href="#cite_ref-19">↑</a></span> <span class="reference-text">W. Songkasiri, D. T. Reed, B. E. Rittmann: <i>Bio-sorption of Neptunium(V) by Pseudomonas Fluroescens</i>, in: <i><a href="/wiki/Radiochimica_Acta" title="Radiochimica Acta">Radiochimica Acta</a></i>, <b>2002</b>, <i>90</i>, S. 785–789.</span> </li> <li id="cite_note-20"><span class="mw-cite-backlink"><a href="#cite_ref-20">↑</a></span> <span class="reference-text">A. J. Francis, J. B. Fillow, C. J. Dodge, M. Dunn, K. Mantione, B. A. Strietelmeier, M. E. Pansoy-Hjelvik, H. W. Papenguth: <i>Role of Bacteria as Biocolloids in the Transport of Actinides from a Deep Underground Radioactive Waste Repository</i>, in: <i><a href="/wiki/Radiochimica_Acta" title="Radiochimica Acta">Radiochimica Acta</a></i>, <b>1998</b>, <i>82</i>, S. 347–354 (<a rel="nofollow" class="external text" href="https://www.osti.gov/scitech/biblio/2439">Abstract</a>; <a rel="nofollow" class="external text" href="https://www.osti.gov/scitech/servlets/purl/2439/2439.pdf">PDF</a>).</span> </li> <li id="cite_note-21"><span class="mw-cite-backlink"><a href="#cite_ref-21">↑</a></span> <span class="reference-text"><i><a rel="nofollow" class="external text" href="https://www.iaea.org/inis/collection/NCLCollectionStore/_Public/36/116/36116453.pdf">Criticality of a <sup>237</sup>Np Sphere</a></i>, 2003.</span> </li> <li id="cite_note-Nuklidkarte-22"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Nuklidkarte_22-0">a</a></sup> <sup><a href="#cite_ref-Nuklidkarte_22-1">b</a></sup></span> <span class="reference-text">G. Pfennig, H. Klewe-Nebenius, W. Seelmann-Eggebert (Hrsg.): <i><a href="/wiki/Karlsruher_Nuklidkarte" title="Karlsruher Nuklidkarte">Karlsruher Nuklidkarte</a></i>, 6. Aufl., korrig. Nachdr. 1998.</span> </li> <li id="cite_note-23"><span class="mw-cite-backlink"><a href="#cite_ref-23">↑</a></span> <span class="reference-text">P. Weiss: <i>Little-studied metal goes critical – Neptunium Nukes?</i>, in: <i><a href="/wiki/Science_News" title="Science News">Science News</a></i>, 26. Oktober 2002 (<style data-mw-deduplicate="TemplateStyles:r246413598">.mw-parser-output .webarchiv-memento{color:var(--color-base,#202122)!important}</style><a rel="nofollow" class="external text" href="https://web.archive.org/web/20061201120103/http://www.findarticles.com/p/articles/mi_m1200/is_17_162/ai_94011322">Volltext</a> (<a href="/wiki/Web-Archivierung#Begrifflichkeiten" title="Web-Archivierung"><span class="webarchiv-memento">Memento</span></a> vom 1. Dezember 2006 im <i><a href="/wiki/Internet_Archive" title="Internet Archive">Internet Archive</a></i>)), abgerufen am 5. Dezember 2008.</span> </li> <li id="cite_note-24"><span class="mw-cite-backlink"><a href="#cite_ref-24">↑</a></span> <span class="reference-text">Russell D. Mosteller, David J. Loaiza, Rene G. Sanchez: <i>Creation of a Simplified Benchmark Model for the Neptunium Sphere Experiment</i>, PHYSOR 2004 - The Physics of Fuel Cycles and Advanced Nuclear Systems: Global Developments Chicago, Illinois, April 25-29, 2004, on CD-ROM, American Nuclear Society, Lagrange Park, IL. (2004) (<a rel="nofollow" class="external text" href="https://www.ipen.br/biblioteca/cd/physor/2004/PHYSOR04/papers/97094.pdf">PDF</a>).</span> </li> <li id="cite_note-25"><span class="mw-cite-backlink"><a href="#cite_ref-25">↑</a></span> <span class="reference-text">Rene G. Sanchez, David J. Loaiza, Robert H. Kimpland, David K. Hayes, Charlene C. Cappiello, William L. Myers, Peter J. Jaegers, Steven D. Clement, Kenneth B. Butterfield: <i>Criticality of a <sup>237</sup>Np Sphere</i>, in: <i><a href="/wiki/Nuclear_Science_and_Engineering" title="Nuclear Science and Engineering">Nuclear Science and Engineering</a></i>, <b>2008</b>, <i>158</i>, S. 1–14 (<a rel="nofollow" class="external text" href="https://www.ans.org/pubs/journals/nse/a_2734">online</a>).</span> </li> <li id="cite_note-26"><span class="mw-cite-backlink"><a href="#cite_ref-26">↑</a></span> <span class="reference-text">David Albright, Kimberly Kramer: <i>Neptunium 237 and Americium: World Inventories and Proliferation Concerns</i>, August 2005 (<a rel="nofollow" class="external text" href="https://isis-online.org/uploads/isis-reports/documents/np_237_and_americium.pdf">PDF</a>).</span> </li> <li id="cite_note-27"><span class="mw-cite-backlink"><a href="#cite_ref-27">↑</a></span> <span class="reference-text">Walter Seifritz: <i>Nukleare Sprengkörper – Bedrohung oder Energieversorgung für die Menschheit?</i>, Thiemig-Verlag, München 1984.</span> </li> <li id="cite_note-28"><span class="mw-cite-backlink"><a href="#cite_ref-28">↑</a></span> <span class="reference-text">Robert G. Lange, Wade P. Carroll: <i>Review of recent advances of radioisotope power systems</i>, <i><a href="/wiki/Energy_Conversion_and_Management" title="Energy Conversion and Management">Energy Conversion and Management</a></i>, <b>2008</b>, <i>49</i> (3), S. 393–401 (<a href="//doi.org/10.1016/j.enconman.2007.10.028" class="extiw" title="doi:10.1016/j.enconman.2007.10.028">doi:10.1016/j.enconman.2007.10.028</a>).</span> </li> <li id="cite_note-HOWI_1972-29"><span class="mw-cite-backlink"><a href="#cite_ref-HOWI_1972_29-0">↑</a></span> <span class="reference-text"><a href="/wiki/Arnold_F._Holleman" title="Arnold F. Holleman">A. F. Holleman</a>, <a href="/wiki/Egon_Wiberg" title="Egon Wiberg">E. Wiberg</a>, <a href="/wiki/Nils_Wiberg" title="Nils Wiberg">N. Wiberg</a>: <i><a href="/wiki/Holleman-Wiberg_Lehrbuch_der_Anorganischen_Chemie" title="Holleman-Wiberg Lehrbuch der Anorganischen Chemie">Lehrbuch der Anorganischen Chemie</a>.</i> 102. Auflage. Walter de Gruyter, Berlin 2007, <a href="/wiki/Spezial:ISBN-Suche/9783110177701" class="internal mw-magiclink-isbn">ISBN 978-3-11-017770-1</a>, S. 1972.<span class="editoronly" style="display:none;"></span></span> </li> <li id="cite_note-HOWI_1969-30"><span class="mw-cite-backlink"><a href="#cite_ref-HOWI_1969_30-0">↑</a></span> <span class="reference-text"><a href="/wiki/Arnold_F._Holleman" title="Arnold F. Holleman">A. F. Holleman</a>, <a href="/wiki/Egon_Wiberg" title="Egon Wiberg">E. Wiberg</a>, <a href="/wiki/Nils_Wiberg" title="Nils Wiberg">N. Wiberg</a>: <i><a href="/wiki/Holleman-Wiberg_Lehrbuch_der_Anorganischen_Chemie" title="Holleman-Wiberg Lehrbuch der Anorganischen Chemie">Lehrbuch der Anorganischen Chemie</a>.</i> 102. Auflage. Walter de Gruyter, Berlin 2007, <a href="/wiki/Spezial:ISBN-Suche/9783110177701" class="internal mw-magiclink-isbn">ISBN 978-3-11-017770-1</a>, S. 1969.<span class="editoronly" style="display:none;"></span></span> </li> <li id="cite_note-31"><span class="mw-cite-backlink"><a href="#cite_ref-31">↑</a></span> <span class="reference-text"><a href="/wiki/Christoph_Elschenbroich" title="Christoph Elschenbroich">Christoph Elschenbroich</a>: <i>Organometallchemie</i>, 6. Auflage, Wiesbaden 2008, <a href="/wiki/Spezial:ISBN-Suche/9783835101678" class="internal mw-magiclink-isbn">ISBN 978-3-8351-0167-8</a>, S. 589.</span> </li> </ol> <style data-mw-deduplicate="TemplateStyles:r248673343">.mw-parser-output div.NavFrame{border-width:1px;border-style:solid;border-left-color:var(--dewiki-rahmenfarbe1);border-right-color:var(--dewiki-rahmenfarbe1);border-top-color:var(--dewiki-rahmenfarbe1);border-bottom-color:var(--dewiki-rahmenfarbe1);clear:both;font-size:95%;margin-top:1.5em;min-height:0;padding:2px;text-align:center}.mw-parser-output div.NavPic{float:left;padding:2px}.mw-parser-output div.NavHead{background-color:var(--dewiki-hintergrundfarbe5);font-weight:bold}.mw-parser-output div.NavFrame:after{clear:both;content:"";display:block}.mw-parser-output div.NavFrame+div.NavFrame,.mw-parser-output div.NavFrame+link+div.NavFrame,.mw-parser-output div.NavFrame+style+div.NavFrame{margin-top:-1px}.mw-parser-output .NavToggle{float:right;font-size:x-small}@media screen{html.skin-theme-clientpref-night .mw-parser-output .NavPic span[typeof="mw:File"] img{background-color:#c8ccd1}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .NavPic span[typeof="mw:File"] img{background-color:#c8ccd1}}</style><div class="NavFrame navigation-not-searchable" role="navigation"> <div class="NavHead"><a href="/wiki/Periodensystem" title="Periodensystem">Periodensystem</a> der <a href="/wiki/Chemisches_Element" title="Chemisches Element">Elemente</a></div> <div class="NavContent"> <table cellpadding="0" style="border-collapse:collapse; font-size:smaller; margin-top:2em; text-align:center; width:100%"> <tbody><tr> <td style="width:3.125%; border:1px solid #ddd; background:#32cd32"><a href="/wiki/Wasserstoff" title="Wasserstoff">H</a> </td> <td style="width:93.75%" colspan="30"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#87cefa"><a href="/wiki/Helium" title="Helium">He</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff4500"><a href="/wiki/Lithium" title="Lithium">Li</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff8c00"><a href="/wiki/Beryllium" title="Beryllium">Be</a> </td> <td colspan="24"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cd853f"><a href="/wiki/Bor" title="Bor">B</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#32cd32"><a href="/wiki/Kohlenstoff" title="Kohlenstoff">C</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#32cd32"><a href="/wiki/Stickstoff" title="Stickstoff">N</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#32cd32"><a href="/wiki/Sauerstoff" title="Sauerstoff">O</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f0e68c"><a href="/wiki/Fluor" title="Fluor">F</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#87cefa"><a href="/wiki/Neon" title="Neon">Ne</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff4500"><a href="/wiki/Natrium" title="Natrium">Na</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff8c00"><a href="/wiki/Magnesium" title="Magnesium">Mg</a> </td> <td colspan="24"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a9a9a9"><a href="/wiki/Aluminium" title="Aluminium">Al</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cd853f"><a href="/wiki/Silicium" title="Silicium">Si</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#32cd32"><a href="/wiki/Phosphor" title="Phosphor">P</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#32cd32"><a href="/wiki/Schwefel" title="Schwefel">S</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f0e68c"><a href="/wiki/Chlor" title="Chlor">Cl</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#87cefa"><a href="/wiki/Argon" title="Argon">Ar</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff4500"><a href="/wiki/Kalium" title="Kalium">K</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff8c00"><a href="/wiki/Calcium" title="Calcium">Ca</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Scandium" title="Scandium">Sc</a> </td> <td colspan="14"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Titan_(Element)" title="Titan (Element)">Ti</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Vanadium" title="Vanadium">V</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Chrom" title="Chrom">Cr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Mangan" title="Mangan">Mn</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Eisen" title="Eisen">Fe</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Cobalt" title="Cobalt">Co</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Nickel" title="Nickel">Ni</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Kupfer" title="Kupfer">Cu</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Zink" title="Zink">Zn</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a9a9a9"><a href="/wiki/Gallium" title="Gallium">Ga</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cd853f"><a href="/wiki/Germanium" title="Germanium">Ge</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cd853f"><a href="/wiki/Arsen" title="Arsen">As</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cd853f"><a href="/wiki/Selen" title="Selen">Se</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f0e68c"><a href="/wiki/Brom" title="Brom">Br</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#87cefa"><a href="/wiki/Krypton" title="Krypton">Kr</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff4500"><a href="/wiki/Rubidium" title="Rubidium">Rb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff8c00"><a href="/wiki/Strontium" title="Strontium">Sr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Yttrium" title="Yttrium">Y</a> </td> <td colspan="14"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Zirconium" title="Zirconium">Zr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Niob" title="Niob">Nb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Molybd%C3%A4n" title="Molybdän">Mo</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Technetium" title="Technetium">Tc</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Ruthenium" title="Ruthenium">Ru</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Rhodium" title="Rhodium">Rh</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Palladium" title="Palladium">Pd</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Silber" title="Silber">Ag</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Cadmium" title="Cadmium">Cd</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a9a9a9"><a href="/wiki/Indium" title="Indium">In</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a9a9a9"><a href="/wiki/Zinn" title="Zinn">Sn</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cd853f"><a href="/wiki/Antimon" title="Antimon">Sb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cd853f"><a href="/wiki/Tellur" title="Tellur">Te</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f0e68c"><a href="/wiki/Iod" title="Iod">I</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#87cefa"><a href="/wiki/Xenon" title="Xenon">Xe</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff4500"><a href="/wiki/Caesium" title="Caesium">Cs</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff8c00"><a href="/wiki/Barium" title="Barium">Ba</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Lanthan" title="Lanthan">La</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Cer" title="Cer">Ce</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Praseodym" title="Praseodym">Pr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Neodym" title="Neodym">Nd</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Promethium" title="Promethium">Pm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Samarium" title="Samarium">Sm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Europium" title="Europium">Eu</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Gadolinium" title="Gadolinium">Gd</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Terbium" title="Terbium">Tb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Dysprosium" title="Dysprosium">Dy</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Holmium" title="Holmium">Ho</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Erbium" title="Erbium">Er</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Thulium" title="Thulium">Tm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Ytterbium" title="Ytterbium">Yb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dda0dd"><a href="/wiki/Lutetium" title="Lutetium">Lu</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Hafnium" title="Hafnium">Hf</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Tantal" title="Tantal">Ta</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Wolfram" title="Wolfram">W</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Rhenium" title="Rhenium">Re</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Osmium" title="Osmium">Os</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Iridium" title="Iridium">Ir</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Platin" title="Platin">Pt</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Gold" title="Gold">Au</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Quecksilber" title="Quecksilber">Hg</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a9a9a9"><a href="/wiki/Thallium" title="Thallium">Tl</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a9a9a9"><a href="/wiki/Blei" title="Blei">Pb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a9a9a9"><a href="/wiki/Bismut" title="Bismut">Bi</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a9a9a9"><a href="/wiki/Polonium" title="Polonium">Po</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f0e68c"><a href="/wiki/Astat" title="Astat">At</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#87cefa"><a href="/wiki/Radon" title="Radon">Rn</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff4500"><a href="/wiki/Francium" title="Francium">Fr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff8c00"><a href="/wiki/Radium" title="Radium">Ra</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Actinium" title="Actinium">Ac</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Thorium" title="Thorium">Th</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Protactinium" title="Protactinium">Pa</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Uran" title="Uran">U</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a class="mw-selflink selflink">Np</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Plutonium" title="Plutonium">Pu</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Americium" title="Americium">Am</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Curium" title="Curium">Cm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Berkelium" title="Berkelium">Bk</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Californium" title="Californium">Cf</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Einsteinium" title="Einsteinium">Es</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Fermium" title="Fermium">Fm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Mendelevium" title="Mendelevium">Md</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Nobelium" title="Nobelium">No</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#da70d6"><a href="/wiki/Lawrencium" title="Lawrencium">Lr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Rutherfordium" title="Rutherfordium">Rf</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Dubnium" title="Dubnium">Db</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Seaborgium" title="Seaborgium">Sg</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Bohrium" title="Bohrium">Bh</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#f08080"><a href="/wiki/Hassium" title="Hassium">Hs</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Meitnerium" title="Meitnerium">Mt</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Darmstadtium" title="Darmstadtium">Ds</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Roentgenium" title="Roentgenium">Rg</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Copernicium" title="Copernicium">Cn</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Nihonium" title="Nihonium">Nh</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Flerovium" title="Flerovium">Fl</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Moscovium" title="Moscovium">Mc</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Livermorium" title="Livermorium">Lv</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Tenness" title="Tenness">Ts</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#dcdcdc"><a href="/wiki/Oganesson" title="Oganesson">Og</a> </td></tr></tbody></table> <table border="1" cellpadding="1" rules="all" style="border:1px solid #fff; border-collapse:collapse; font-size: smaller; margin-top:2em; text-align:center; width:100%"> <tbody><tr> <td style="background:#ff4500" width="9.1%"><a href="/wiki/Alkalimetalle" title="Alkalimetalle">Alkalimetalle</a> </td> <td style="background:#ff8c00" width="9.1%"><a href="/wiki/Erdalkalimetalle" title="Erdalkalimetalle">Erdalkalimetalle</a> </td> <td style="background:#dda0dd" width="9.1%"><a href="/wiki/Lanthanoide" title="Lanthanoide">Lanthanoide</a> </td> <td style="background:#da70d6" width="9.1%"><a href="/wiki/Actinoide" title="Actinoide">Actinoide</a> </td> <td style="background:#f08080" width="9.1%"><a href="/wiki/%C3%9Cbergangsmetalle" title="Übergangsmetalle">Übergangsmetalle</a> </td> <td style="background:#a9a9a9" width="9.1%"><a href="/wiki/Metalle" title="Metalle">Metalle</a> </td> <td style="background:#cd853f" width="9.1%"><a href="/wiki/Halbmetalle" title="Halbmetalle">Halbmetalle</a> </td> <td style="background:#32cd32" width="9.1%"><a href="/wiki/Nichtmetalle" title="Nichtmetalle">Nichtmetalle</a> </td> <td style="background:#f0e68c" width="9.1%"><a href="/wiki/Halogene" title="Halogene">Halogene</a> </td> <td style="background:#87cefa" width="9.1%"><a href="/wiki/Edelgase" title="Edelgase">Edelgase</a> </td> <td style="background:#dcdcdc" width="9%">Chemie unbekannt </td></tr></tbody></table> </div> </div> <div class="hintergrundfarbe1 rahmenfarbe1 navigation-not-searchable normdaten-typ-s" style="border-style: solid; border-width: 1px; clear: left; margin-bottom:1em; margin-top:1em; padding: 0.25em; overflow: hidden; word-break: break-word; word-wrap: break-word;" id="normdaten"> <div style="display: table-cell; vertical-align: middle; width: 100%;"> <div> Normdaten (Sachbegriff): <a href="/wiki/Gemeinsame_Normdatei" title="Gemeinsame Normdatei">GND</a>: <span class="plainlinks-print"><a rel="nofollow" class="external text" href="https://d-nb.info/gnd/4171471-4">4171471-4</a></span> <span class="noprint">(<a rel="nofollow" class="external text" href="https://lobid.org/gnd/4171471-4">lobid</a>, <a rel="nofollow" class="external text" href="https://swb.bsz-bw.de/DB=2.104/SET=1/TTL=1/CMD?retrace=0&trm_old=&ACT=SRCHA&IKT=2999&SRT=RLV&TRM=4171471-4">OGND</a><span class="metadata">, <a rel="nofollow" class="external text" href="https://prometheus.lmu.de/gnd/4171471-4">AKS</a></span>)</span> | <a href="/wiki/Library_of_Congress_Control_Number" title="Library of Congress Control Number">LCCN</a>: <span class="plainlinks-print"><a rel="nofollow" class="external text" href="https://lccn.loc.gov/sh85090879">sh85090879</a></span> <span class="metadata"></span></div> </div></div></div><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="">Abgerufen von „<a dir="ltr" href="https://de.wikipedia.org/w/index.php?title=Neptunium&oldid=247368505">https://de.wikipedia.org/w/index.php?title=Neptunium&oldid=247368505</a>“</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Wikipedia:Kategorien" title="Wikipedia:Kategorien">Kategorien</a>: <ul><li><a href="/wiki/Kategorie:Radioaktiver_Stoff" title="Kategorie:Radioaktiver Stoff">Radioaktiver Stoff</a></li><li><a href="/wiki/Kategorie:Actinoid" title="Kategorie:Actinoid">Actinoid</a></li><li><a href="/wiki/Kategorie:Schwermetall" title="Kategorie:Schwermetall">Schwermetall</a></li><li><a href="/wiki/Kategorie:Periode-7-Element" title="Kategorie:Periode-7-Element">Periode-7-Element</a></li><li><a href="/wiki/Kategorie:Chemisches_Element" title="Kategorie:Chemisches Element">Chemisches Element</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Versteckte Kategorie: <ul><li><a href="/wiki/Kategorie:Wikipedia:Keine_GHS-Gefahrstoffkennzeichnung_verf%C3%BCgbar" title="Kategorie:Wikipedia:Keine GHS-Gefahrstoffkennzeichnung verfügbar">Wikipedia:Keine GHS-Gefahrstoffkennzeichnung verfügbar</a></li></ul></div></div> </div> </div> <div id="mw-navigation"> <h2>Navigationsmenü</h2> <div id="mw-head"> <nav id="p-personal" class="mw-portlet mw-portlet-personal vector-user-menu-legacy vector-menu" aria-labelledby="p-personal-label" > <h3 id="p-personal-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Meine Werkzeuge</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anonuserpage" class="mw-list-item"><span title="Benutzerseite der IP-Adresse, von der aus du Änderungen durchführst">Nicht angemeldet</span></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Spezial:Meine_Diskussionsseite" title="Diskussion über Änderungen von dieser IP-Adresse [n]" accesskey="n"><span>Diskussionsseite</span></a></li><li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Spezial:Meine_Beitr%C3%A4ge" title="Eine Liste der Bearbeitungen, die von dieser IP-Adresse gemacht wurden [y]" accesskey="y"><span>Beiträge</span></a></li><li id="pt-createaccount" class="mw-list-item"><a href="/w/index.php?title=Spezial:Benutzerkonto_anlegen&returnto=Neptunium" title="Wir ermutigen dich dazu, ein Benutzerkonto zu erstellen und dich anzumelden. Es ist jedoch nicht zwingend erforderlich."><span>Benutzerkonto erstellen</span></a></li><li id="pt-login" class="mw-list-item"><a href="/w/index.php?title=Spezial:Anmelden&returnto=Neptunium" title="Anmelden ist zwar keine Pflicht, wird aber gerne gesehen. [o]" accesskey="o"><span>Anmelden</span></a></li> </ul> </div> </nav> <div id="left-navigation"> <nav id="p-namespaces" class="mw-portlet mw-portlet-namespaces vector-menu-tabs vector-menu-tabs-legacy vector-menu" aria-labelledby="p-namespaces-label" > <h3 id="p-namespaces-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Namensräume</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected mw-list-item"><a href="/wiki/Neptunium" title="Seiteninhalt anzeigen [c]" accesskey="c"><span>Artikel</span></a></li><li id="ca-talk" class="mw-list-item"><a href="/wiki/Diskussion:Neptunium" rel="discussion" title="Diskussion zum Seiteninhalt [t]" accesskey="t"><span>Diskussion</span></a></li> </ul> </div> </nav> <nav id="p-variants" class="mw-portlet mw-portlet-variants emptyPortlet vector-menu-dropdown vector-menu" aria-labelledby="p-variants-label" > <input type="checkbox" id="p-variants-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-variants" class="vector-menu-checkbox" aria-labelledby="p-variants-label" > <label id="p-variants-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Deutsch</span> </label> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </nav> </div> <div id="right-navigation"> <nav id="p-views" class="mw-portlet mw-portlet-views vector-menu-tabs vector-menu-tabs-legacy vector-menu" aria-labelledby="p-views-label" > <h3 id="p-views-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Ansichten</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected mw-list-item"><a href="/wiki/Neptunium"><span>Lesen</span></a></li><li id="ca-ve-edit" class="mw-list-item"><a href="/w/index.php?title=Neptunium&veaction=edit" title="Diese Seite mit dem VisualEditor bearbeiten [v]" accesskey="v"><span>Bearbeiten</span></a></li><li id="ca-edit" class="collapsible mw-list-item"><a href="/w/index.php?title=Neptunium&action=edit" title="Den Quelltext dieser Seite bearbeiten [e]" accesskey="e"><span>Quelltext bearbeiten</span></a></li><li id="ca-history" class="mw-list-item"><a href="/w/index.php?title=Neptunium&action=history" title="Frühere Versionen dieser Seite [h]" accesskey="h"><span>Versionsgeschichte</span></a></li> </ul> </div> </nav> <nav id="p-cactions" class="mw-portlet mw-portlet-cactions emptyPortlet vector-menu-dropdown vector-menu" aria-labelledby="p-cactions-label" title="Weitere Optionen" > <input type="checkbox" id="p-cactions-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-cactions" class="vector-menu-checkbox" aria-labelledby="p-cactions-label" > <label id="p-cactions-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Weitere</span> </label> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </nav> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <h3 >Suche</h3> <form action="/w/index.php" id="searchform" class="vector-search-box-form"> <div id="simpleSearch" class="vector-search-box-inner" data-search-loc="header-navigation"> <input class="vector-search-box-input" type="search" name="search" placeholder="Wikipedia durchsuchen" aria-label="Wikipedia durchsuchen" autocapitalize="sentences" title="Durchsuche die Wikipedia [f]" accesskey="f" id="searchInput" > <input type="hidden" name="title" value="Spezial:Suche"> <input id="mw-searchButton" class="searchButton mw-fallbackSearchButton" type="submit" name="fulltext" title="Suche nach Seiten, die diesen Text enthalten" value="Suchen"> <input id="searchButton" class="searchButton" type="submit" name="go" title="Gehe direkt zu der Seite mit genau diesem Namen, falls sie vorhanden ist." value="Artikel"> </div> </form> </div> </div> </div> <div id="mw-panel" class="vector-legacy-sidebar"> <div id="p-logo" role="banner"> <a class="mw-wiki-logo" href="/wiki/Wikipedia:Hauptseite" title="Hauptseite"></a> </div> <nav id="p-navigation" class="mw-portlet mw-portlet-navigation vector-menu-portal portal vector-menu" aria-labelledby="p-navigation-label" > <h3 id="p-navigation-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Navigation</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Wikipedia:Hauptseite" title="Hauptseite besuchen [z]" accesskey="z"><span>Hauptseite</span></a></li><li id="n-topics" class="mw-list-item"><a href="/wiki/Portal:Wikipedia_nach_Themen"><span>Themenportale</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Spezial:Zuf%C3%A4llige_Seite" title="Zufällige Seite aufrufen [x]" accesskey="x"><span>Zufälliger Artikel</span></a></li> </ul> </div> </nav> <nav id="p-Mitmachen" class="mw-portlet mw-portlet-Mitmachen vector-menu-portal portal vector-menu" aria-labelledby="p-Mitmachen-label" > <h3 id="p-Mitmachen-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Mitmachen</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-Artikel-verbessern" class="mw-list-item"><a href="/wiki/Wikipedia:Beteiligen"><span>Artikel verbessern</span></a></li><li id="n-Neuerartikel" class="mw-list-item"><a href="/wiki/Hilfe:Neuen_Artikel_anlegen"><span>Neuen Artikel anlegen</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikipedia:Autorenportal" title="Info-Zentrum über Beteiligungsmöglichkeiten"><span>Autorenportal</span></a></li><li id="n-help" class="mw-list-item"><a href="/wiki/Hilfe:%C3%9Cbersicht" title="Übersicht über Hilfeseiten"><span>Hilfe</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Spezial:Letzte_%C3%84nderungen" title="Liste der letzten Änderungen in Wikipedia [r]" accesskey="r"><span>Letzte Änderungen</span></a></li><li id="n-contact" class="mw-list-item"><a href="/wiki/Wikipedia:Kontakt" title="Kontaktmöglichkeiten"><span>Kontakt</span></a></li><li id="n-sitesupport" class="mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_de.wikipedia.org&uselang=de" title="Unterstütze uns"><span>Spenden</span></a></li> </ul> </div> </nav> <nav id="p-tb" class="mw-portlet mw-portlet-tb vector-menu-portal portal vector-menu" aria-labelledby="p-tb-label" > <h3 id="p-tb-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Werkzeuge</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Spezial:Linkliste/Neptunium" title="Liste aller Seiten, die hierher verlinken [j]" accesskey="j"><span>Links auf diese Seite</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Spezial:%C3%84nderungen_an_verlinkten_Seiten/Neptunium" rel="nofollow" title="Letzte Änderungen an Seiten, die von hier verlinkt sind [k]" accesskey="k"><span>Änderungen an verlinkten Seiten</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Spezial:Spezialseiten" title="Liste aller Spezialseiten [q]" accesskey="q"><span>Spezialseiten</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Neptunium&oldid=247368505" title="Dauerhafter Link zu dieser Seitenversion"><span>Permanenter Link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Neptunium&action=info" title="Weitere Informationen über diese Seite"><span>Seiteninformationen</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Spezial:Zitierhilfe&page=Neptunium&id=247368505&wpFormIdentifier=titleform" title="Hinweise, wie diese Seite zitiert werden kann"><span>Artikel zitieren</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Spezial:URL-K%C3%BCrzung&url=https%3A%2F%2Fde.wikipedia.org%2Fwiki%2FNeptunium"><span>Kurzlink</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Spezial:QrCode&url=https%3A%2F%2Fde.wikipedia.org%2Fwiki%2FNeptunium"><span>QR-Code herunterladen</span></a></li> </ul> </div> </nav> <nav id="p-coll-print_export" class="mw-portlet mw-portlet-coll-print_export vector-menu-portal portal vector-menu" aria-labelledby="p-coll-print_export-label" > <h3 id="p-coll-print_export-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">Drucken/exportieren</span> </h3> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Spezial:DownloadAsPdf&page=Neptunium&action=show-download-screen"><span>Als PDF herunterladen</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Neptunium&printable=yes" title="Druckansicht dieser Seite [p]" accesskey="p"><span>Druckversion</span></a></li> </ul> </div> </nav> <nav id="p-wikibase-otherprojects" class="mw-portlet mw-portlet-wikibase-otherprojects vector-menu-portal portal vector-menu" aria-labelledby="p-wikibase-otherprojects-label" > <h3 id="p-wikibase-otherprojects-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">In anderen Projekten</span> </h3> <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/Neptunium" 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/Q1105" title="Link zum verbundenen Objekt im Datenrepositorium [g]" accesskey="g"><span>Wikidata-Datenobjekt</span></a></li> </ul> </div> </nav> <nav id="p-lang" class="mw-portlet mw-portlet-lang vector-menu-portal portal vector-menu" aria-labelledby="p-lang-label" > <h3 id="p-lang-label" class="vector-menu-heading " > <span class="vector-menu-heading-label">In anderen Sprachen</span> </h3> <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/Neptunium" title="Neptunium – Afrikaans" lang="af" hreflang="af" data-title="Neptunium" data-language-autonym="Afrikaans" data-language-local-name="Afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%8A%94%E1%8D%95%E1%89%B2%E1%8B%A9%E1%8A%92%E1%8B%A8%E1%88%9D" title="ኔፕቲዩኒየም – Amharisch" lang="am" hreflang="am" data-title="ኔፕቲዩኒየም" data-language-autonym="አማርኛ" data-language-local-name="Amharisch" 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/Neptunio" title="Neptunio – Aragonesisch" lang="an" hreflang="an" data-title="Neptunio" data-language-autonym="Aragonés" data-language-local-name="Aragonesisch" 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%A5%87%E0%A4%AA%E0%A5%8D%E0%A4%9A%E0%A5%82%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="नेप्चूनियम – Angika" lang="anp" hreflang="anp" data-title="नेप्चूनियम" data-language-autonym="अंगिका" data-language-local-name="Angika" class="interlanguage-link-target"><span>अंगिका</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%86%D8%A8%D8%AA%D9%88%D9%86%D9%8A%D9%88%D9%85" title="نبتونيوم – Arabisch" lang="ar" hreflang="ar" data-title="نبتونيوم" data-language-autonym="العربية" data-language-local-name="Arabisch" 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%BE%D8%AA%D9%88%D9%86%D9%8A%D9%88%D9%85" title="نيپتونيوم – Marokkanisches Arabisch" lang="ary" hreflang="ary" data-title="نيپتونيوم" data-language-autonym="الدارجة" data-language-local-name="Marokkanisches Arabisch" 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%D8%A8%D8%AA%D9%88%D9%86%D9%8A%D9%88%D9%85" title="نبتونيوم – Ägyptisches Arabisch" lang="arz" hreflang="arz" data-title="نبتونيوم" data-language-autonym="مصرى" data-language-local-name="Ägyptisches Arabisch" 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/Neptuniu" title="Neptuniu – Asturisch" lang="ast" hreflang="ast" data-title="Neptuniu" data-language-autonym="Asturianu" data-language-local-name="Asturisch" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Neptunium" title="Neptunium – Aserbaidschanisch" lang="az" hreflang="az" data-title="Neptunium" data-language-autonym="Azərbaycanca" data-language-local-name="Aserbaidschanisch" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D0%9D%D0%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Baschkirisch" lang="ba" hreflang="ba" data-title="Нептуний" data-language-autonym="Башҡортса" data-language-local-name="Baschkirisch" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-ban mw-list-item"><a href="https://ban.wikipedia.org/wiki/N%C3%A9ptunium" title="Néptunium – Balinesisch" lang="ban" hreflang="ban" data-title="Néptunium" data-language-autonym="Basa Bali" data-language-local-name="Balinesisch" class="interlanguage-link-target"><span>Basa Bali</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9D%D0%B5%D0%BF%D1%82%D1%83%D0%BD%D1%96%D0%B9" title="Нептуній – Belarussisch" lang="be" hreflang="be" data-title="Нептуній" data-language-autonym="Беларуская" data-language-local-name="Belarussisch" 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%8D%D0%BF%D1%82%D1%83%D0%BD_(%D1%8D%D0%BB%D0%B5%D0%BC%D1%8D%D0%BD%D1%82)" title="Нэптун (элемэнт) – Weißrussisch (Taraschkewiza)" lang="be-tarask" hreflang="be-tarask" data-title="Нэптун (элемэнт)" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Weißrussisch (Taraschkewiza)" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Bulgarisch" lang="bg" hreflang="bg" data-title="Нептуний" data-language-autonym="Български" data-language-local-name="Bulgarisch" 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%A5%87%E0%A4%AA%E0%A5%8D%E0%A4%9A%E0%A5%81%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="नेप्चुनियम – Bhojpuri" lang="bh" hreflang="bh" data-title="नेप्चुनियम" data-language-autonym="भोजपुरी" data-language-local-name="Bhojpuri" class="interlanguage-link-target"><span>भोजपुरी</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%A8%E0%A7%87%E0%A6%AA%E0%A6%9A%E0%A7%81%E0%A6%A8%E0%A6%BF%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%AE" title="নেপচুনিয়াম – Bengalisch" lang="bn" hreflang="bn" data-title="নেপচুনিয়াম" data-language-autonym="বাংলা" data-language-local-name="Bengalisch" 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%93%E0%BD%BA%E0%BD%96%E0%BC%8B%E0%BD%8A%E0%BD%B4%E0%BC%8B%E0%BD%93%E0%BD%B2%E0%BD%98%E0%BC%8D" title="ནེབ་ཊུ་ནིམ། – Tibetisch" lang="bo" hreflang="bo" data-title="ནེབ་ཊུ་ནིམ།" data-language-autonym="བོད་ཡིག" data-language-local-name="Tibetisch" 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/Neptuniom" title="Neptuniom – Bretonisch" lang="br" hreflang="br" data-title="Neptuniom" data-language-autonym="Brezhoneg" data-language-local-name="Bretonisch" 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/Neptunij" title="Neptunij – Bosnisch" lang="bs" hreflang="bs" data-title="Neptunij" data-language-autonym="Bosanski" data-language-local-name="Bosnisch" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Neptuni" title="Neptuni – Katalanisch" lang="ca" hreflang="ca" data-title="Neptuni" data-language-autonym="Català" data-language-local-name="Katalanisch" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/Neptunium" title="Neptunium – Min Dong" lang="cdo" hreflang="cdo" data-title="Neptunium" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Min Dong" 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/Neptunyo" title="Neptunyo – Cebuano" lang="ceb" hreflang="ceb" data-title="Neptunyo" data-language-autonym="Cebuano" data-language-local-name="Cebuano" class="interlanguage-link-target"><span>Cebuano</span></a></li><li class="interlanguage-link interwiki-chr mw-list-item"><a href="https://chr.wikipedia.org/wiki/%E1%8F%81%E1%8F%86%E1%8F%9A%E1%8F%82%E1%8E%A5%E1%8E%BB" title="ᏁᏆᏚᏂᎥᎻ – Cherokee" lang="chr" hreflang="chr" data-title="ᏁᏆᏚᏂᎥᎻ" data-language-autonym="ᏣᎳᎩ" data-language-local-name="Cherokee" class="interlanguage-link-target"><span>ᏣᎳᎩ</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%86%DB%8E%D9%BE%D8%AA%DB%86%D9%86%DB%8C%DB%86%D9%85" title="نێپتۆنیۆم – Zentralkurdisch" lang="ckb" hreflang="ckb" data-title="نێپتۆنیۆم" data-language-autonym="کوردی" data-language-local-name="Zentralkurdisch" 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/Nettuniu" title="Nettuniu – Korsisch" lang="co" hreflang="co" data-title="Nettuniu" data-language-autonym="Corsu" data-language-local-name="Korsisch" 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/Neptunium" title="Neptunium – Tschechisch" lang="cs" hreflang="cs" data-title="Neptunium" data-language-autonym="Čeština" data-language-local-name="Tschechisch" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Tschuwaschisch" lang="cv" hreflang="cv" data-title="Нептуний" data-language-autonym="Чӑвашла" data-language-local-name="Tschuwaschisch" 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/Neptwniwm" title="Neptwniwm – Walisisch" lang="cy" hreflang="cy" data-title="Neptwniwm" data-language-autonym="Cymraeg" data-language-local-name="Walisisch" 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/Neptunium" title="Neptunium – Dänisch" lang="da" hreflang="da" data-title="Neptunium" data-language-autonym="Dansk" data-language-local-name="Dänisch" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A0%CE%BF%CF%83%CE%B5%CE%B9%CE%B4%CF%8E%CE%BD%CE%B9%CE%BF" title="Ποσειδώνιο – Griechisch" lang="el" hreflang="el" data-title="Ποσειδώνιο" data-language-autonym="Ελληνικά" data-language-local-name="Griechisch" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en badge-Q17437798 badge-goodarticle mw-list-item" title="lesenswerter Artikel"><a href="https://en.wikipedia.org/wiki/Neptunium" title="Neptunium – Englisch" lang="en" hreflang="en" data-title="Neptunium" data-language-autonym="English" data-language-local-name="Englisch" 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/Neptunio" title="Neptunio – Esperanto" lang="eo" hreflang="eo" data-title="Neptunio" 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/Neptunio" title="Neptunio – Spanisch" lang="es" hreflang="es" data-title="Neptunio" data-language-autonym="Español" data-language-local-name="Spanisch" 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/Neptuunium" title="Neptuunium – Estnisch" lang="et" hreflang="et" data-title="Neptuunium" data-language-autonym="Eesti" data-language-local-name="Estnisch" 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/Neptunio" title="Neptunio – Baskisch" lang="eu" hreflang="eu" data-title="Neptunio" data-language-autonym="Euskara" data-language-local-name="Baskisch" 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%D9%BE%D8%AA%D9%88%D9%86%DB%8C%D9%85" title="نپتونیم – Persisch" lang="fa" hreflang="fa" data-title="نپتونیم" data-language-autonym="فارسی" data-language-local-name="Persisch" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi badge-Q17559452 badge-recommendedarticle mw-list-item" title="empfohlener Artikel"><a href="https://fi.wikipedia.org/wiki/Neptunium" title="Neptunium – Finnisch" lang="fi" hreflang="fi" data-title="Neptunium" data-language-autonym="Suomi" data-language-local-name="Finnisch" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fo mw-list-item"><a href="https://fo.wikipedia.org/wiki/Neptunium" title="Neptunium – Färöisch" lang="fo" hreflang="fo" data-title="Neptunium" data-language-autonym="Føroyskt" data-language-local-name="Färöisch" class="interlanguage-link-target"><span>Føroyskt</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Neptunium" title="Neptunium – Französisch" lang="fr" hreflang="fr" data-title="Neptunium" data-language-autonym="Français" data-language-local-name="Französisch" 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/Neptuunium" title="Neptuunium – Nordfriesisch" lang="frr" hreflang="frr" data-title="Neptuunium" data-language-autonym="Nordfriisk" data-language-local-name="Nordfriesisch" 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/Netuni" title="Netuni – Friaulisch" lang="fur" hreflang="fur" data-title="Netuni" data-language-autonym="Furlan" data-language-local-name="Friaulisch" 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/Neipti%C3%BAiniam" title="Neiptiúiniam – Irisch" lang="ga" hreflang="ga" data-title="Neiptiúiniam" data-language-autonym="Gaeilge" data-language-local-name="Irisch" 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/Neiptiunium" title="Neiptiunium – Gälisch (Schottland)" lang="gd" hreflang="gd" data-title="Neiptiunium" data-language-autonym="Gàidhlig" data-language-local-name="Gälisch (Schottland)" 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/Neptunio" title="Neptunio – Galicisch" lang="gl" hreflang="gl" data-title="Neptunio" data-language-autonym="Galego" data-language-local-name="Galicisch" 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%AB%87%E0%AA%AA%E0%AB%8D%E0%AA%9A%E0%AB%8D%E0%AA%AF%E0%AB%81%E0%AA%A8%E0%AB%80%E0%AA%AF%E0%AA%AE" title="નેપ્ચ્યુનીયમ – Gujarati" lang="gu" hreflang="gu" data-title="નેપ્ચ્યુનીયમ" 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/Nep%C3%A7hunium" title="Nepçhunium – Manx" lang="gv" hreflang="gv" data-title="Nepçhunium" 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/Neptunium" title="Neptunium – Hakka" lang="hak" hreflang="hak" data-title="Neptunium" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="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%A4%D7%98%D7%95%D7%A0%D7%99%D7%95%D7%9D" title="נפטוניום – Hebräisch" lang="he" hreflang="he" data-title="נפטוניום" data-language-autonym="עברית" data-language-local-name="Hebräisch" 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%A5%87%E0%A4%AA%E0%A5%8D%E0%A4%9F%E0%A5%82%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="नेप्टूनियम – Hindi" lang="hi" hreflang="hi" data-title="नेप्टूनियम" 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/Neptunium" title="Neptunium – Fidschi-Hindi" lang="hif" hreflang="hif" data-title="Neptunium" data-language-autonym="Fiji Hindi" data-language-local-name="Fidschi-Hindi" 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/Neptunij" title="Neptunij – Kroatisch" lang="hr" hreflang="hr" data-title="Neptunij" data-language-autonym="Hrvatski" data-language-local-name="Kroatisch" 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/Neptiny%C3%B2m" title="Neptinyòm – Haiti-Kreolisch" lang="ht" hreflang="ht" data-title="Neptinyòm" data-language-autonym="Kreyòl ayisyen" data-language-local-name="Haiti-Kreolisch" 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/Nept%C3%BAnium" title="Neptúnium – Ungarisch" lang="hu" hreflang="hu" data-title="Neptúnium" data-language-autonym="Magyar" data-language-local-name="Ungarisch" 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%A5%D5%BA%D5%BF%D5%B8%D6%82%D5%B6%D5%AB%D5%B8%D6%82%D5%B4" title="Նեպտունիում – Armenisch" lang="hy" hreflang="hy" data-title="Նեպտունիում" data-language-autonym="Հայերեն" data-language-local-name="Armenisch" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Neptunium" title="Neptunium – Interlingua" lang="ia" hreflang="ia" data-title="Neptunium" 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/Neptunium" title="Neptunium – Indonesisch" lang="id" hreflang="id" data-title="Neptunium" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesisch" 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/Neptunio" title="Neptunio – Ido" lang="io" hreflang="io" data-title="Neptunio" 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/Nept%C3%BAn%C3%ADn" title="Neptúnín – Isländisch" lang="is" hreflang="is" data-title="Neptúnín" data-language-autonym="Íslenska" data-language-local-name="Isländisch" 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/Nettunio" title="Nettunio – Italienisch" lang="it" hreflang="it" data-title="Nettunio" data-language-autonym="Italiano" data-language-local-name="Italienisch" 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%8D%E3%83%97%E3%83%84%E3%83%8B%E3%82%A6%E3%83%A0" title="ネプツニウム – Japanisch" lang="ja" hreflang="ja" data-title="ネプツニウム" data-language-autonym="日本語" data-language-local-name="Japanisch" 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/jinmrneptuni" title="jinmrneptuni – Lojban" lang="jbo" hreflang="jbo" data-title="jinmrneptuni" 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/Neptunium" title="Neptunium – Javanisch" lang="jv" hreflang="jv" data-title="Neptunium" data-language-autonym="Jawa" data-language-local-name="Javanisch" 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%94%E1%83%9E%E1%83%A2%E1%83%A3%E1%83%9C%E1%83%98%E1%83%A3%E1%83%9B%E1%83%98" title="ნეპტუნიუმი – Georgisch" lang="ka" hreflang="ka" data-title="ნეპტუნიუმი" data-language-autonym="ქართული" data-language-local-name="Georgisch" 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%9Bpt%CA%8An%C9%A9y%C9%94m" title="Nɛptʊnɩyɔm – Kabiyé" lang="kbp" hreflang="kbp" data-title="Nɛptʊnɩyɔm" data-language-autonym="Kabɩyɛ" data-language-local-name="Kabiyé" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Kasachisch" lang="kk" hreflang="kk" data-title="Нептуний" data-language-autonym="Қазақша" data-language-local-name="Kasachisch" 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%B3%86%E0%B2%AA%E0%B3%8D%E0%B2%9A%E0%B3%82%E0%B2%A8%E0%B2%BF%E0%B2%AF%E0%B2%AE%E0%B3%8D" title="ನೆಪ್ಚೂನಿಯಮ್ – Kannada" lang="kn" hreflang="kn" data-title="ನೆಪ್ಚೂನಿಯಮ್" 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%84%B5%ED%88%AC%EB%8A%84" title="넵투늄 – Koreanisch" lang="ko" hreflang="ko" data-title="넵투늄" data-language-autonym="한국어" data-language-local-name="Koreanisch" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-kv mw-list-item"><a href="https://kv.wikipedia.org/wiki/%D0%9D%D0%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Komi" lang="kv" hreflang="kv" data-title="Нептуний" 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/Neptuniom" title="Neptuniom – Kornisch" lang="kw" hreflang="kw" data-title="Neptuniom" data-language-autonym="Kernowek" data-language-local-name="Kornisch" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Kirgisisch" lang="ky" hreflang="ky" data-title="Нептуний" data-language-autonym="Кыргызча" data-language-local-name="Kirgisisch" 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/Neptunium" title="Neptunium – Latein" lang="la" hreflang="la" data-title="Neptunium" data-language-autonym="Latina" data-language-local-name="Latein" 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/Neptunium" title="Neptunium – Luxemburgisch" lang="lb" hreflang="lb" data-title="Neptunium" data-language-autonym="Lëtzebuergesch" data-language-local-name="Luxemburgisch" 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/Neptunium" title="Neptunium – Limburgisch" lang="li" hreflang="li" data-title="Neptunium" data-language-autonym="Limburgs" data-language-local-name="Limburgisch" 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/Nettunnio" title="Nettunnio – Ligurisch" lang="lij" hreflang="lij" data-title="Nettunnio" data-language-autonym="Ligure" data-language-local-name="Ligurisch" class="interlanguage-link-target"><span>Ligure</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Nept%C5%ABnis" title="Neptūnis – Litauisch" lang="lt" hreflang="lt" data-title="Neptūnis" data-language-autonym="Lietuvių" data-language-local-name="Litauisch" 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/Nept%C5%ABnijs" title="Neptūnijs – Lettisch" lang="lv" hreflang="lv" data-title="Neptūnijs" data-language-autonym="Latviešu" data-language-local-name="Lettisch" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9D%D0%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D1%83%D0%BC" title="Нептуниум – Mazedonisch" lang="mk" hreflang="mk" data-title="Нептуниум" data-language-autonym="Македонски" data-language-local-name="Mazedonisch" 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%B5%86%E0%B4%AA%E0%B5%8D%E0%B4%B1%E0%B5%8D%E0%B4%B1%E0%B5%8D%E0%B4%AF%E0%B5%82%E0%B4%A3%E0%B4%BF%E0%B4%AF%E0%B4%82" title="നെപ്റ്റ്യൂണിയം – Malayalam" lang="ml" hreflang="ml" data-title="നെപ്റ്റ്യൂണിയം" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8" title="Нептуни – Mongolisch" lang="mn" hreflang="mn" data-title="Нептуни" data-language-autonym="Монгол" data-language-local-name="Mongolisch" 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%A5%87%E0%A4%AA%E0%A5%8D%E0%A4%9A%E0%A5%82%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="नेप्चूनियम – Marathi" lang="mr" hreflang="mr" data-title="नेप्चूनियम" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Bergmari" lang="mrj" hreflang="mrj" data-title="Нептуний" data-language-autonym="Кырык мары" data-language-local-name="Bergmari" 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/Neptunium" title="Neptunium – Malaiisch" lang="ms" hreflang="ms" data-title="Neptunium" data-language-autonym="Bahasa Melayu" data-language-local-name="Malaiisch" 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%95%E1%80%BA%E1%80%80%E1%80%BB%E1%80%B0%E1%80%94%E1%80%AE%E1%80%9A%E1%80%99%E1%80%BA" title="နပ်ကျူနီယမ် – Birmanisch" lang="my" hreflang="my" data-title="နပ်ကျူနီယမ်" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="Birmanisch" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Ersja-Mordwinisch" lang="myv" hreflang="myv" data-title="Нептуний" data-language-autonym="Эрзянь" data-language-local-name="Ersja-Mordwinisch" 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/Tl%C4%81loctepoztli" title="Tlāloctepoztli – Nahuatl" lang="nah" hreflang="nah" data-title="Tlāloctepoztli" 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/Neptunium" title="Neptunium – Niederdeutsch" lang="nds" hreflang="nds" data-title="Neptunium" data-language-autonym="Plattdüütsch" data-language-local-name="Niederdeutsch" 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%A5%87%E0%A4%AA%E0%A5%8D%E0%A4%9F%E0%A5%81%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="नेप्टुनियम – Newari" lang="new" hreflang="new" data-title="नेप्टुनियम" 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/Neptunium" title="Neptunium – Niederländisch" lang="nl" hreflang="nl" data-title="Neptunium" data-language-autonym="Nederlands" data-language-local-name="Niederländisch" 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/Neptunium" title="Neptunium – Norwegisch (Nynorsk)" lang="nn" hreflang="nn" data-title="Neptunium" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwegisch (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/Neptunium" title="Neptunium – Norwegisch (Bokmål)" lang="nb" hreflang="nb" data-title="Neptunium" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegisch (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/Neptuni" title="Neptuni – Okzitanisch" lang="oc" hreflang="oc" data-title="Neptuni" data-language-autonym="Occitan" data-language-local-name="Okzitanisch" 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/Neptunii" title="Neptunii – Olonetzisch" lang="olo" hreflang="olo" data-title="Neptunii" data-language-autonym="Livvinkarjala" data-language-local-name="Olonetzisch" 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%AD%87%E0%AC%AA%E0%AD%8D%E2%80%8C%E0%AC%9A%E0%AD%81%E0%AC%A8%E0%AC%BF%E0%AC%85%E0%AC%AE" title="ନେପ୍‌ଚୁନିଅମ – Oriya" lang="or" hreflang="or" data-title="ନେପ୍‌ଚୁନିଅମ" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Ossetisch" lang="os" hreflang="os" data-title="Нептуний" data-language-autonym="Ирон" data-language-local-name="Ossetisch" class="interlanguage-link-target"><span>Ирон</span></a></li><li class="interlanguage-link interwiki-pi mw-list-item"><a href="https://pi.wikipedia.org/wiki/%E0%A4%A8%E0%A5%87%E0%A4%AA%E0%A5%8D%E0%A4%9F%E0%A5%81%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="नेप्टुनियम – Pali" lang="pi" hreflang="pi" data-title="नेप्टुनियम" data-language-autonym="पालि" data-language-local-name="Pali" class="interlanguage-link-target"><span>पालि</span></a></li><li class="interlanguage-link interwiki-pl badge-Q17437796 badge-featuredarticle mw-list-item" title="exzellenter Artikel"><a href="https://pl.wikipedia.org/wiki/Neptun_(pierwiastek)" title="Neptun (pierwiastek) – Polnisch" lang="pl" hreflang="pl" data-title="Neptun (pierwiastek)" data-language-autonym="Polski" data-language-local-name="Polnisch" 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/Netuni" title="Netuni – Piemontesisch" lang="pms" hreflang="pms" data-title="Netuni" data-language-autonym="Piemontèis" data-language-local-name="Piemontesisch" 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%DB%8C%D9%BE%DA%86%D9%88%D9%86%DB%8C%D9%85" title="نیپچونیم – Westliches Panjabi" lang="pnb" hreflang="pnb" data-title="نیپچونیم" data-language-autonym="پنجابی" data-language-local-name="Westliches Panjabi" 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%D9%BE%D9%BC%D9%88%D9%86%D9%8A%D9%88%D9%85" title="نېپټونيوم – Paschtu" lang="ps" hreflang="ps" data-title="نېپټونيوم" data-language-autonym="پښتو" data-language-local-name="Paschtu" 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/Nept%C3%BAnio" title="Neptúnio – Portugiesisch" lang="pt" hreflang="pt" data-title="Neptúnio" data-language-autonym="Português" data-language-local-name="Portugiesisch" 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/Niptunyu" title="Niptunyu – Quechua" lang="qu" hreflang="qu" data-title="Niptunyu" data-language-autonym="Runa Simi" data-language-local-name="Quechua" 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/Neptuniu" title="Neptuniu – Rumänisch" lang="ro" hreflang="ro" data-title="Neptuniu" data-language-autonym="Română" data-language-local-name="Rumänisch" 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/Neptuniu" title="Neptuniu – Aromunisch" lang="rup" hreflang="rup" data-title="Neptuniu" data-language-autonym="Armãneashti" data-language-local-name="Aromunisch" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Russisch" lang="ru" hreflang="ru" data-title="Нептуний" data-language-autonym="Русский" data-language-local-name="Russisch" 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%A5%87%E0%A4%AA%E0%A5%8D%E0%A4%9F%E0%A5%81%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="नेप्टुनियम – Sanskrit" lang="sa" hreflang="sa" data-title="नेप्टुनियम" data-language-autonym="संस्कृतम्" data-language-local-name="Sanskrit" class="interlanguage-link-target"><span>संस्कृतम्</span></a></li><li class="interlanguage-link interwiki-sah mw-list-item"><a href="https://sah.wikipedia.org/wiki/%D0%9D%D0%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D1%83%D0%BC" title="Нептуниум – Jakutisch" lang="sah" hreflang="sah" data-title="Нептуниум" data-language-autonym="Саха тыла" data-language-local-name="Jakutisch" class="interlanguage-link-target"><span>Саха тыла</span></a></li><li class="interlanguage-link interwiki-sc mw-list-item"><a href="https://sc.wikipedia.org/wiki/Net%C3%B9niu" title="Netùniu – Sardisch" lang="sc" hreflang="sc" data-title="Netùniu" data-language-autonym="Sardu" data-language-local-name="Sardisch" 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/Nettuniu" title="Nettuniu – Sizilianisch" lang="scn" hreflang="scn" data-title="Nettuniu" data-language-autonym="Sicilianu" data-language-local-name="Sizilianisch" 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/Neptunijum" title="Neptunijum – Serbokroatisch" lang="sh" hreflang="sh" data-title="Neptunijum" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbokroatisch" 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/Neptunium" title="Neptunium – einfaches Englisch" lang="en-simple" hreflang="en-simple" data-title="Neptunium" data-language-autonym="Simple English" data-language-local-name="einfaches Englisch" 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/Nept%C3%BAnium" title="Neptúnium – Slowakisch" lang="sk" hreflang="sk" data-title="Neptúnium" data-language-autonym="Slovenčina" data-language-local-name="Slowakisch" 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/Neptunij" title="Neptunij – Slowenisch" lang="sl" hreflang="sl" data-title="Neptunij" data-language-autonym="Slovenščina" data-language-local-name="Slowenisch" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Neptuni_(element_kimik)" title="Neptuni (element kimik) – Albanisch" lang="sq" hreflang="sq" data-title="Neptuni (element kimik)" data-language-autonym="Shqip" data-language-local-name="Albanisch" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D1%98%D1%83%D0%BC" title="Нептунијум – Serbisch" lang="sr" hreflang="sr" data-title="Нептунијум" data-language-autonym="Српски / srpski" data-language-local-name="Serbisch" 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/Neptunium" title="Neptunium – Saterfriesisch" lang="stq" hreflang="stq" data-title="Neptunium" data-language-autonym="Seeltersk" data-language-local-name="Saterfriesisch" class="interlanguage-link-target"><span>Seeltersk</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Neptunium" title="Neptunium – Schwedisch" lang="sv" hreflang="sv" data-title="Neptunium" data-language-autonym="Svenska" data-language-local-name="Schwedisch" 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/Neptuni_(elementi)" title="Neptuni (elementi) – Suaheli" lang="sw" hreflang="sw" data-title="Neptuni (elementi)" data-language-autonym="Kiswahili" data-language-local-name="Suaheli" 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%AF%86%E0%AE%AA%E0%AF%8D%E0%AE%9F%E0%AE%BF%E0%AE%AF%E0%AF%82%E0%AE%A9%E0%AE%BF%E0%AE%AF%E0%AE%AE%E0%AF%8D" title="நெப்டியூனியம் – Tamil" lang="ta" hreflang="ta" data-title="நெப்டியூனியம்" data-language-autonym="தமிழ்" data-language-local-name="Tamil" 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%B1%86%E0%B0%AA%E0%B1%8D%E0%B0%9F%E0%B1%8D%E0%B0%AF%E0%B1%82%E0%B0%A8%E0%B0%BF%E0%B0%AF%E0%B0%82" title="నెప్ట్యూనియం – Telugu" lang="te" hreflang="te" data-title="నెప్ట్యూనియం" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Tadschikisch" lang="tg" hreflang="tg" data-title="Нептуний" data-language-autonym="Тоҷикӣ" data-language-local-name="Tadschikisch" 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%B9%80%E0%B8%99%E0%B8%9B%E0%B8%97%E0%B8%B9%E0%B9%80%E0%B8%99%E0%B8%B5%E0%B8%A2%E0%B8%A1" title="เนปทูเนียม – Thailändisch" lang="th" hreflang="th" data-title="เนปทูเนียม" data-language-autonym="ไทย" data-language-local-name="Thailändisch" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Neptunyo" title="Neptunyo – Tagalog" lang="tl" hreflang="tl" data-title="Neptunyo" data-language-autonym="Tagalog" data-language-local-name="Tagalog" 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/Nept%C3%BCnyum" title="Neptünyum – Türkisch" lang="tr" hreflang="tr" data-title="Neptünyum" data-language-autonym="Türkçe" data-language-local-name="Türkisch" 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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний – Tatarisch" lang="tt" hreflang="tt" data-title="Нептуний" data-language-autonym="Татарча / tatarça" data-language-local-name="Tatarisch" 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%DB%90%D9%BE%D8%AA%D9%88%D9%86%D9%89%D9%8A" title="نېپتونىي – Uigurisch" lang="ug" hreflang="ug" data-title="نېپتونىي" data-language-autonym="ئۇيغۇرچە / Uyghurche" data-language-local-name="Uigurisch" 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%D0%B5%D0%BF%D1%82%D1%83%D0%BD%D1%96%D0%B9" title="Нептуній – Ukrainisch" lang="uk" hreflang="uk" data-title="Нептуній" data-language-autonym="Українська" data-language-local-name="Ukrainisch" 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%DB%8C%D9%BE%DA%86%D9%88%D9%86%DB%8C%D8%A6%D9%85" title="نیپچونیئم – Urdu" lang="ur" hreflang="ur" data-title="نیپچونیئم" data-language-autonym="اردو" data-language-local-name="Urdu" 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/Neptuniy" title="Neptuniy – Usbekisch" lang="uz" hreflang="uz" data-title="Neptuniy" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Usbekisch" 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/Neptunii" title="Neptunii – Wepsisch" lang="vep" hreflang="vep" data-title="Neptunii" data-language-autonym="Vepsän kel’" data-language-local-name="Wepsisch" 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/Neptuni" title="Neptuni – Vietnamesisch" lang="vi" hreflang="vi" data-title="Neptuni" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamesisch" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Neptunyo" title="Neptunyo – Waray" lang="war" hreflang="war" data-title="Neptunyo" 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%8E" title="镎 – Wu" lang="wuu" hreflang="wuu" data-title="镎" data-language-autonym="吴语" data-language-local-name="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%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D1%83%D0%BC" title="Нептуниум – Kalmückisch" lang="xal" hreflang="xal" data-title="Нептуниум" data-language-autonym="Хальмг" data-language-local-name="Kalmückisch" class="interlanguage-link-target"><span>Хальмг</span></a></li><li class="interlanguage-link interwiki-yo mw-list-item"><a href="https://yo.wikipedia.org/wiki/N%E1%BA%B9%CC%81pt%C3%BAn%C3%AD%E1%BB%8D%CC%80m" title="Nẹ́ptúníọ̀m – Yoruba" lang="yo" hreflang="yo" data-title="Nẹ́ptúníọ̀m" data-language-autonym="Yorùbá" data-language-local-name="Yoruba" 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%8E" title="镎 – Chinesisch" lang="zh" hreflang="zh" data-title="镎" data-language-autonym="中文" data-language-local-name="Chinesisch" 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%8C%BC" title="錼 – Klassisches Chinesisch" lang="lzh" hreflang="lzh" data-title="錼" data-language-autonym="文言" data-language-local-name="Klassisches Chinesisch" 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/Neptunium" title="Neptunium – Min Nan" lang="nan" hreflang="nan" data-title="Neptunium" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Min Nan" 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%8C%BC" title="錼 – Kantonesisch" lang="yue" hreflang="yue" data-title="錼" data-language-autonym="粵語" data-language-local-name="Kantonesisch" 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/UmNaphangana" title="UmNaphangana – Zulu" lang="zu" hreflang="zu" data-title="UmNaphangana" 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/Q1105#sitelinks-wikipedia" title="Links auf Artikel in anderen Sprachen bearbeiten" class="wbc-editpage">Links bearbeiten</a></span></div> </div> </nav> </div> </div> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> Diese Seite wurde zuletzt am 3. August 2024 um 21:27 Uhr bearbeitet.</li> <li id="footer-info-copyright"><div id="footer-info-copyright-stats" class="noprint"><a rel="nofollow" class="external text" href="https://pageviews.wmcloud.org/?pages=Neptunium&project=de.wikipedia.org">Abrufstatistik</a> · <a rel="nofollow" class="external text" href="https://xtools.wmcloud.org/authorship/de.wikipedia.org/Neptunium?uselang=de">Autoren</a> </div><div id="footer-info-copyright-separator"><br /></div><div id="footer-info-copyright-info"> <p>Der Text ist unter der Lizenz <a rel="nofollow" class="external text" href="https://creativecommons.org/licenses/by-sa/4.0/deed.de">„Creative-Commons Namensnennung – Weitergabe unter gleichen Bedingungen“</a> verfügbar; Informationen zu den Urhebern und zum Lizenzstatus eingebundener Mediendateien (etwa Bilder oder Videos) können im Regelfall durch Anklicken dieser abgerufen werden. Möglicherweise unterliegen die Inhalte jeweils zusätzlichen Bedingungen. Durch die Nutzung dieser Website erklären Sie sich mit den <span class="plainlinks"><a class="external text" href="https://foundation.wikimedia.org/wiki/Policy:Terms_of_Use/de">Nutzungsbedingungen</a> und der <a class="external text" href="https://foundation.wikimedia.org/wiki/Policy:Privacy_policy/de">Datenschutzrichtlinie</a></span> einverstanden.<br /> </p> Wikipedia® ist eine eingetragene Marke der Wikimedia Foundation Inc.</div></li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy/de">Datenschutz</a></li> <li id="footer-places-about"><a href="/wiki/Wikipedia:%C3%9Cber_Wikipedia">Über Wikipedia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Wikipedia:Impressum">Impressum</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Verhaltenskodex</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Entwickler</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/de.wikipedia.org">Statistiken</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Stellungnahme zu Cookies</a></li> <li id="footer-places-mobileview"><a href="//de.m.wikipedia.org/w/index.php?title=Neptunium&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Mobile Ansicht</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> <script>(RLQ=window.RLQ||[]).push(function(){mw.log.warn("This page is using the deprecated ResourceLoader module \"codex-search-styles\".\n[1.43] Use a CodexModule with codexComponents to set your specific components used: https://www.mediawiki.org/wiki/Codex#Using_a_limited_subset_of_components");mw.config.set({"wgHostname":"mw-web.codfw.main-f69cdc8f6-4fxvw","wgBackendResponseTime":236,"wgPageParseReport":{"limitreport":{"cputime":"0.396","walltime":"0.637","ppvisitednodes":{"value":9940,"limit":1000000},"postexpandincludesize":{"value":204924,"limit":2097152},"templateargumentsize":{"value":26108,"limit":2097152},"expansiondepth":{"value":12,"limit":100},"expensivefunctioncount":{"value":1,"limit":500},"unstrip-depth":{"value":1,"limit":20},"unstrip-size":{"value":29694,"limit":5000000},"entityaccesscount":{"value":1,"limit":400},"timingprofile":["100.00% 431.011 1 -total"," 46.29% 199.526 1 Vorlage:Infobox_Chemisches_Element"," 9.61% 41.407 1 Vorlage:NIST-ASD"," 9.20% 39.663 1 Vorlage:Periodensystem"," 8.77% 37.805 2 Vorlage:Literatur"," 8.55% 36.869 10 Vorlage:ZahlExp"," 7.48% 32.230 1 Vorlage:Commonscat"," 7.20% 31.031 118 Vorlage:Periodensystem/Element"," 6.58% 28.344 1 Vorlage:RömppOnline"," 5.55% 23.920 3 Vorlage:Abrufdatum"]},"scribunto":{"limitreport-timeusage":{"value":"0.096","limit":"10.000"},"limitreport-memusage":{"value":3722517,"limit":52428800}},"cachereport":{"origin":"mw-web.eqiad.main-5dc468848-966q4","timestamp":"20241121235414","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"Neptunium","url":"https:\/\/de.wikipedia.org\/wiki\/Neptunium","sameAs":"http:\/\/www.wikidata.org\/entity\/Q1105","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q1105","author":{"@type":"Organization","name":"Autoren der Wikimedia-Projekte"},"publisher":{"@type":"Organization","name":"Wikimedia Foundation, Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2002-02-17T07:46:34Z","headline":"radioaktives chemisches Element"}</script> </body> </html>