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class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Voorkoms"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Voorkoms" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Voorkoms</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_af.wikipedia.org&uselang=af" class=""><span>Skenkings</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Spesiaal:SkepRekening&returnto=Protaktinium" title="U word aangemoedig om 'n gebruiker te skep en aan te meld, hoewel dit nie verpligtend is nie." class=""><span>Skep gebruiker</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Spesiaal:Teken_in&returnto=Protaktinium" title="U word aangemoedig om aan te meld. Dit is egter nie verpligtend nie. [o]" accesskey="o" class=""><span>Meld aan</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Meer opsies" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Persoonlike gereedskap" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Persoonlike gereedskap</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="User menu" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_af.wikipedia.org&uselang=af"><span>Skenkings</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Spesiaal:SkepRekening&returnto=Protaktinium" title="U word aangemoedig om 'n gebruiker te skep en aan te meld, hoewel dit nie verpligtend is nie."><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Skep gebruiker</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Spesiaal:Teken_in&returnto=Protaktinium" title="U word aangemoedig om aan te meld. Dit is egter nie verpligtend nie. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Meld aan</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Bladsye vir uitgemelde redakteurs <a href="/wiki/Hulp:Inleiding" aria-label="Leer meer oor redigering"><span>leer meer</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Spesiaal:Mybydrae" title="A list of edits made from this IP address [y]" accesskey="y"><span>Bydraes</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Spesiaal:Mybespreking" title="Bespreking oor bydraes van hierdie IP-adres [n]" accesskey="n"><span>Bespreking</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Werf"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Inhoud" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Inhoud</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">skuif na kantbalk</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">versteek</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inleiding</div> </a> </li> <li id="toc-Ontdekking" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Ontdekking"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Ontdekking</span> </div> </a> <ul id="toc-Ontdekking-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Toepassings" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Toepassings"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Toepassings</span> </div> </a> <ul id="toc-Toepassings-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Eienskappe" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Eienskappe"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Eienskappe</span> </div> </a> <ul id="toc-Eienskappe-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Verskyning" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Verskyning"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Verskyning</span> </div> </a> <ul id="toc-Verskyning-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Isotope" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Isotope"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Isotope</span> </div> </a> <ul id="toc-Isotope-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Verwysings" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Verwysings"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Verwysings</span> </div> </a> <ul id="toc-Verwysings-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Eksterne_skakels" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Eksterne_skakels"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Eksterne skakels</span> </div> </a> <ul id="toc-Eksterne_skakels-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Inhoud" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Wissel die inhoudsopgawe" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Wissel die inhoudsopgawe</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Protaktinium</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Gaan na 'n artikel in 'n ander taal. Beskikbaar in 133 tale" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-133" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">133 tale</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%8D%95%E1%88%AE%E1%89%B3%E1%8A%AD%E1%89%B2%E1%8A%92%E1%8B%A8%E1%88%9D" title="ፕሮታክቲኒየም – Amharies" lang="am" hreflang="am" data-title="ፕሮታክቲኒየም" data-language-autonym="አማርኛ" data-language-local-name="Amharies" 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/Protoactinio" title="Protoactinio – Aragonees" lang="an" hreflang="an" data-title="Protoactinio" data-language-autonym="Aragonés" data-language-local-name="Aragonees" 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%AA%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%9F%E0%A5%88%E0%A4%95%E0%A5%8D%E0%A4%9F%E0%A5%80%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="प्रोटैक्टीनियम – Angika" lang="anp" hreflang="anp" data-title="प्रोटैक्टीनियम" 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/%D8%A8%D8%B1%D9%88%D8%AA%D9%83%D8%AA%D9%8A%D9%86%D9%8A%D9%88%D9%85" title="بروتكتينيوم – Arabies" lang="ar" hreflang="ar" data-title="بروتكتينيوم" data-language-autonym="العربية" data-language-local-name="Arabies" 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%BE%D8%B1%D9%88%D8%B7%D8%A7%D9%83%D8%AA%D9%8A%D9%86%D9%8A%D9%88%D9%85" title="پروطاكتينيوم – Moroccan Arabic" lang="ary" hreflang="ary" data-title="پروطاكتينيوم" data-language-autonym="الدارجة" data-language-local-name="Moroccan Arabic" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D8%A8%D8%B1%D9%88%D8%AA%D9%83%D8%AA%D9%8A%D9%86%D9%8A%D9%88%D9%85" title="بروتكتينيوم – Egyptian Arabic" lang="arz" hreflang="arz" data-title="بروتكتينيوم" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" 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/Protactiniu" title="Protactiniu – Asturies" lang="ast" hreflang="ast" data-title="Protactiniu" data-language-autonym="Asturianu" data-language-local-name="Asturies" 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/Protaktinium" title="Protaktinium – Azerbeidjans" lang="az" hreflang="az" data-title="Protaktinium" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbeidjans" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-ban mw-list-item"><a href="https://ban.wikipedia.org/wiki/Protaktinium" title="Protaktinium – Balinees" lang="ban" hreflang="ban" data-title="Protaktinium" data-language-autonym="Basa Bali" data-language-local-name="Balinees" 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%9F%D1%80%D0%B0%D1%82%D0%B0%D0%BA%D1%82%D1%8B%D0%BD%D1%96%D0%B9" title="Пратактыній – Belarussies" lang="be" hreflang="be" data-title="Пратактыній" data-language-autonym="Беларуская" data-language-local-name="Belarussies" 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%9F%D1%80%D0%B0%D1%82%D0%B0%D0%BA%D1%82%D1%8B%D0%BD" title="Пратактын – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Пратактын" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Bulgaars" lang="bg" hreflang="bg" data-title="Протактиний" data-language-autonym="Български" data-language-local-name="Bulgaars" 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%AA%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%9F%E0%A5%88%E0%A4%95%E0%A5%8D%E0%A4%9F%E0%A4%BF%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="प्रोटैक्टिनियम – Bhojpuri" lang="bh" hreflang="bh" data-title="प्रोटैक्टिनियम" 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%AA%E0%A7%8D%E0%A6%B0%E0%A7%8B%E0%A6%9F%E0%A7%87%E0%A6%95%E0%A7%8D%E0%A6%9F%E0%A6%BF%E0%A6%A8%E0%A6%BF%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%AE" title="প্রোটেক্টিনিয়াম – Bengaals" lang="bn" hreflang="bn" data-title="প্রোটেক্টিনিয়াম" data-language-autonym="বাংলা" data-language-local-name="Bengaals" 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%94%E0%BD%B4%E0%BC%8B%E0%BD%A2%E0%BD%BC%E0%BC%8B%E0%BD%8A%E0%BD%BA%E0%BD%82%E0%BC%8B%E0%BD%8A%E0%BD%B2%E0%BC%8B%E0%BD%93%E0%BD%B2%E0%BD%98%E0%BC%8D" title="པུ་རོ་ཊེག་ཊི་ནིམ། – Tibettaans" lang="bo" hreflang="bo" data-title="པུ་རོ་ཊེག་ཊི་ནིམ།" data-language-autonym="བོད་ཡིག" data-language-local-name="Tibettaans" 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/Protaktiniom" title="Protaktiniom – Bretons" lang="br" hreflang="br" data-title="Protaktiniom" data-language-autonym="Brezhoneg" data-language-local-name="Bretons" 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/Protaktinij" title="Protaktinij – Bosnies" lang="bs" hreflang="bs" data-title="Protaktinij" data-language-autonym="Bosanski" data-language-local-name="Bosnies" 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/Protoactini" title="Protoactini – Katalaans" lang="ca" hreflang="ca" data-title="Protoactini" data-language-autonym="Català" data-language-local-name="Katalaans" 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/Protactinium" title="Protactinium – Mindong" lang="cdo" hreflang="cdo" data-title="Protactinium" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-ceb mw-list-item"><a href="https://ceb.wikipedia.org/wiki/Protactinyo" title="Protactinyo – Cebuano" lang="ceb" hreflang="ceb" data-title="Protactinyo" data-language-autonym="Cebuano" data-language-local-name="Cebuano" class="interlanguage-link-target"><span>Cebuano</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%BE%D8%B1%DB%86%D8%AA%DB%95%DA%A9%D8%AA%DB%8C%D9%86%DB%8C%DB%86%D9%85" title="پرۆتەکتینیۆم – Sorani" lang="ckb" hreflang="ckb" data-title="پرۆتەکتینیۆم" data-language-autonym="کوردی" data-language-local-name="Sorani" 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/Protoattiniu" title="Protoattiniu – Korsikaans" lang="co" hreflang="co" data-title="Protoattiniu" data-language-autonym="Corsu" data-language-local-name="Korsikaans" 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/Protaktinium" title="Protaktinium – Tsjeggies" lang="cs" hreflang="cs" data-title="Protaktinium" data-language-autonym="Čeština" data-language-local-name="Tsjeggies" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Chuvash" lang="cv" hreflang="cv" data-title="Протактиний" data-language-autonym="Чӑвашла" data-language-local-name="Chuvash" 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/Protactiniwm" title="Protactiniwm – Wallies" lang="cy" hreflang="cy" data-title="Protactiniwm" data-language-autonym="Cymraeg" data-language-local-name="Wallies" 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/Protactinium" title="Protactinium – Deens" lang="da" hreflang="da" data-title="Protactinium" data-language-autonym="Dansk" data-language-local-name="Deens" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Protactinium" title="Protactinium – Duits" lang="de" hreflang="de" data-title="Protactinium" data-language-autonym="Deutsch" data-language-local-name="Duits" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A0%CF%81%CF%89%CF%84%CE%B1%CE%BA%CF%84%CE%AF%CE%BD%CE%B9%CE%BF" title="Πρωτακτίνιο – Grieks" lang="el" hreflang="el" data-title="Πρωτακτίνιο" data-language-autonym="Ελληνικά" data-language-local-name="Grieks" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en badge-Q17437798 badge-goodarticle mw-list-item" title="good article badge"><a href="https://en.wikipedia.org/wiki/Protactinium" title="Protactinium – Engels" lang="en" hreflang="en" data-title="Protactinium" data-language-autonym="English" data-language-local-name="Engels" 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/Protaktinio" title="Protaktinio – Esperanto" lang="eo" hreflang="eo" data-title="Protaktinio" 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/Protactinio" title="Protactinio – Spaans" lang="es" hreflang="es" data-title="Protactinio" data-language-autonym="Español" data-language-local-name="Spaans" 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/Protaktiinium" title="Protaktiinium – Estnies" lang="et" hreflang="et" data-title="Protaktiinium" data-language-autonym="Eesti" data-language-local-name="Estnies" 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/Protaktinio" title="Protaktinio – Baskies" lang="eu" hreflang="eu" data-title="Protaktinio" data-language-autonym="Euskara" data-language-local-name="Baskies" 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%BE%D8%B1%D9%88%D8%AA%D8%A7%DA%A9%D8%AA%DB%8C%D9%86%DB%8C%D9%85" title="پروتاکتینیم – Persies" lang="fa" hreflang="fa" data-title="پروتاکتینیم" data-language-autonym="فارسی" data-language-local-name="Persies" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi badge-Q17559452 badge-recommendedarticle mw-list-item" title="recommended article"><a href="https://fi.wikipedia.org/wiki/Protaktinium" title="Protaktinium – Fins" lang="fi" hreflang="fi" data-title="Protaktinium" data-language-autonym="Suomi" data-language-local-name="Fins" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Protactinium" title="Protactinium – Frans" lang="fr" hreflang="fr" data-title="Protactinium" data-language-autonym="Français" data-language-local-name="Frans" 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/Protaktiinium" title="Protaktiinium – Noord-Fries" lang="frr" hreflang="frr" data-title="Protaktiinium" data-language-autonym="Nordfriisk" data-language-local-name="Noord-Fries" 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/Protoatini" title="Protoatini – Friuliaans" lang="fur" hreflang="fur" data-title="Protoatini" data-language-autonym="Furlan" data-language-local-name="Friuliaans" 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/Pr%C3%B3tachtainiam" title="Prótachtainiam – Iers" lang="ga" hreflang="ga" data-title="Prótachtainiam" data-language-autonym="Gaeilge" data-language-local-name="Iers" 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/Protactinium" title="Protactinium – Skotse Gallies" lang="gd" hreflang="gd" data-title="Protactinium" data-language-autonym="Gàidhlig" data-language-local-name="Skotse Gallies" 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/Protactinio" title="Protactinio – Galisies" lang="gl" hreflang="gl" data-title="Protactinio" data-language-autonym="Galego" data-language-local-name="Galisies" 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%AA%E0%AB%8D%E0%AA%B0%E0%AB%8B%E0%AA%9F%E0%AB%87%E0%AA%95%E0%AB%8D%E0%AA%9F%E0%AA%BF%E0%AA%A8%E0%AB%80%E0%AA%AF%E0%AA%AE" title="પ્રોટેક્ટિનીયમ – Goedjarati" lang="gu" hreflang="gu" data-title="પ્રોટેક્ટિનીયમ" data-language-autonym="ગુજરાતી" data-language-local-name="Goedjarati" 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/Protaghtinnium" title="Protaghtinnium – Manx" lang="gv" hreflang="gv" data-title="Protaghtinnium" 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/Protactinium" title="Protactinium – Hakka-Sjinees" lang="hak" hreflang="hak" data-title="Protactinium" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="Hakka-Sjinees" 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%A4%D7%A8%D7%95%D7%98%D7%A7%D7%98%D7%99%D7%A0%D7%99%D7%95%D7%9D" title="פרוטקטיניום – Hebreeus" lang="he" hreflang="he" data-title="פרוטקטיניום" data-language-autonym="עברית" data-language-local-name="Hebreeus" 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%AA%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%9F%E0%A5%88%E0%A4%95%E0%A5%8D%E0%A4%9F%E0%A5%80%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="प्रोटैक्टीनियम – Hindi" lang="hi" hreflang="hi" data-title="प्रोटैक्टीनियम" 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/Protactinium" title="Protactinium – Fiji Hindi" lang="hif" hreflang="hif" data-title="Protactinium" data-language-autonym="Fiji Hindi" data-language-local-name="Fiji 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/Protaktinij" title="Protaktinij – Kroaties" lang="hr" hreflang="hr" data-title="Protaktinij" data-language-autonym="Hrvatski" data-language-local-name="Kroaties" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Protakt%C3%ADnium" title="Protaktínium – Hongaars" lang="hu" hreflang="hu" data-title="Protaktínium" data-language-autonym="Magyar" data-language-local-name="Hongaars" 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%8A%D6%80%D5%B8%D5%BF%D5%A1%D5%AF%D5%BF%D5%AB%D5%B6%D5%AB%D5%B8%D6%82%D5%B4" title="Պրոտակտինիում – Armeens" lang="hy" hreflang="hy" data-title="Պրոտակտինիում" data-language-autonym="Հայերեն" data-language-local-name="Armeens" 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/Protactinium" title="Protactinium – Interlingua" lang="ia" hreflang="ia" data-title="Protactinium" 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/Protaktinium" title="Protaktinium – Indonesies" lang="id" hreflang="id" data-title="Protaktinium" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesies" 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/Protaktinio" title="Protaktinio – Ido" lang="io" hreflang="io" data-title="Protaktinio" data-language-autonym="Ido" data-language-local-name="Ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Protoattinio" title="Protoattinio – Italiaans" lang="it" hreflang="it" data-title="Protoattinio" data-language-autonym="Italiano" data-language-local-name="Italiaans" 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%97%E3%83%AD%E3%83%88%E3%82%A2%E3%82%AF%E3%83%81%E3%83%8B%E3%82%A6%E3%83%A0" title="プロトアクチニウム – Japannees" lang="ja" hreflang="ja" data-title="プロトアクチニウム" data-language-autonym="日本語" data-language-local-name="Japannees" 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/jinmrproktini" title="jinmrproktini – Lojban" lang="jbo" hreflang="jbo" data-title="jinmrproktini" 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/Protaktinium" title="Protaktinium – Javaans" lang="jv" hreflang="jv" data-title="Protaktinium" data-language-autonym="Jawa" data-language-local-name="Javaans" 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%9E%E1%83%A0%E1%83%9D%E1%83%A2%E1%83%90%E1%83%A5%E1%83%A2%E1%83%98%E1%83%9C%E1%83%98%E1%83%A3%E1%83%9B%E1%83%98" title="პროტაქტინიუმი – Georgies" lang="ka" hreflang="ka" data-title="პროტაქტინიუმი" data-language-autonym="ქართული" data-language-local-name="Georgies" 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/Pr%C9%94tak%C9%A9t%C9%A9n%C9%A9y%C9%94m" title="Prɔtakɩtɩnɩyɔm – Kabiye" lang="kbp" hreflang="kbp" data-title="Prɔtakɩtɩnɩyɔm" data-language-autonym="Kabɩyɛ" data-language-local-name="Kabiye" class="interlanguage-link-target"><span>Kabɩyɛ</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Kazaks" lang="kk" hreflang="kk" data-title="Протактиний" data-language-autonym="Қазақша" data-language-local-name="Kazaks" 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%AA%E0%B3%8D%E0%B2%B0%E0%B3%8A%E0%B2%9F%E0%B2%BE%E0%B2%95%E0%B3%8D%E0%B2%9F%E0%B2%BF%E0%B2%A8%E0%B2%BF%E0%B2%AF%E0%B2%AE%E0%B3%8D" title="ಪ್ರೊಟಾಕ್ಟಿನಿಯಮ್ – Kannada" lang="kn" hreflang="kn" data-title="ಪ್ರೊಟಾಕ್ಟಿನಿಯಮ್" 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/%ED%94%84%EB%A1%9C%ED%8A%B8%EC%95%85%ED%8B%B0%EB%8A%84" title="프로트악티늄 – Koreaans" lang="ko" hreflang="ko" data-title="프로트악티늄" data-language-autonym="한국어" data-language-local-name="Koreaans" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Komi" lang="kv" hreflang="kv" data-title="Протактиний" 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/Protaktiniom" title="Protaktiniom – Kornies" lang="kw" hreflang="kw" data-title="Protaktiniom" data-language-autonym="Kernowek" data-language-local-name="Kornies" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Kirgisies" lang="ky" hreflang="ky" data-title="Протактиний" data-language-autonym="Кыргызча" data-language-local-name="Kirgisies" 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/Protactinium" title="Protactinium – Latyn" lang="la" hreflang="la" data-title="Protactinium" data-language-autonym="Latina" data-language-local-name="Latyn" 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/Protactinium" title="Protactinium – Luxemburgs" lang="lb" hreflang="lb" data-title="Protactinium" data-language-autonym="Lëtzebuergesch" data-language-local-name="Luxemburgs" 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/Protactinium" title="Protactinium – Limburgs" lang="li" hreflang="li" data-title="Protactinium" data-language-autonym="Limburgs" data-language-local-name="Limburgs" 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/Protoattinio" title="Protoattinio – Ligurian" lang="lij" hreflang="lij" data-title="Protoattinio" data-language-autonym="Ligure" data-language-local-name="Ligurian" 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/Protaktinis" title="Protaktinis – Litaus" lang="lt" hreflang="lt" data-title="Protaktinis" data-language-autonym="Lietuvių" data-language-local-name="Litaus" 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/Protakt%C4%ABnijs" title="Protaktīnijs – Letties" lang="lv" hreflang="lv" data-title="Protaktīnijs" data-language-autonym="Latviešu" data-language-local-name="Letties" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D1%83%D0%BC" title="Протактиниум – Masedonies" lang="mk" hreflang="mk" data-title="Протактиниум" data-language-autonym="Македонски" data-language-local-name="Masedonies" 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%AA%E0%B5%8D%E0%B4%B0%E0%B5%8A%E0%B4%9F%E0%B5%8D%E0%B4%9F%E0%B4%95%E0%B5%8D%E0%B4%B1%E0%B5%8D%E0%B4%B1%E0%B4%BF%E0%B4%A8%E0%B4%BF%E0%B4%AF%E0%B4%82" title="പ്രൊട്ടക്റ്റിനിയം – Malabaars" lang="ml" hreflang="ml" data-title="പ്രൊട്ടക്റ്റിനിയം" data-language-autonym="മലയാളം" data-language-local-name="Malabaars" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8" title="Протактини – Mongools" lang="mn" hreflang="mn" data-title="Протактини" data-language-autonym="Монгол" data-language-local-name="Mongools" 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%AA%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%9F%E0%A5%85%E0%A4%95%E0%A5%8D%E0%A4%9F%E0%A4%BF%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="प्रोटॅक्टिनियम – Marathi" lang="mr" hreflang="mr" data-title="प्रोटॅक्टिनियम" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Western Mari" lang="mrj" hreflang="mrj" data-title="Протактиний" data-language-autonym="Кырык мары" data-language-local-name="Western Mari" 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/Protaktinium" title="Protaktinium – Maleis" lang="ms" hreflang="ms" data-title="Protaktinium" data-language-autonym="Bahasa Melayu" data-language-local-name="Maleis" 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%95%E1%80%9B%E1%80%AD%E1%80%AF%E1%80%90%E1%80%80%E1%80%BA%E1%80%90%E1%80%AE%E1%80%94%E1%80%AE%E1%80%9A%E1%80%99%E1%80%BA" title="ပရိုတက်တီနီယမ် – Birmaans" lang="my" hreflang="my" data-title="ပရိုတက်တီနီယမ်" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="Birmaans" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Protactinium" title="Protactinium – Nederduits" lang="nds" hreflang="nds" data-title="Protactinium" data-language-autonym="Plattdüütsch" data-language-local-name="Nederduits" 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%AA%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%9F%E0%A5%8D%E0%A4%AF%E0%A4%BE%E0%A4%95%E0%A5%8D%E0%A4%9F%E0%A4%BF%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="प्रोट्याक्टिनियम – Newari" lang="new" hreflang="new" data-title="प्रोट्याक्टिनियम" 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/Protactinium" title="Protactinium – Nederlands" lang="nl" hreflang="nl" data-title="Protactinium" data-language-autonym="Nederlands" data-language-local-name="Nederlands" 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/Protactinium" title="Protactinium – Nuwe Noors" lang="nn" hreflang="nn" data-title="Protactinium" data-language-autonym="Norsk nynorsk" data-language-local-name="Nuwe Noors" 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/Protactinium" title="Protactinium – Boeknoors" lang="nb" hreflang="nb" data-title="Protactinium" data-language-autonym="Norsk bokmål" data-language-local-name="Boeknoors" 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/Protactini" title="Protactini – Oksitaans" lang="oc" hreflang="oc" data-title="Protactini" data-language-autonym="Occitan" data-language-local-name="Oksitaans" 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/Protaktinii" title="Protaktinii – Livvi-Karelian" lang="olo" hreflang="olo" data-title="Protaktinii" data-language-autonym="Livvinkarjala" data-language-local-name="Livvi-Karelian" class="interlanguage-link-target"><span>Livvinkarjala</span></a></li><li class="interlanguage-link interwiki-os mw-list-item"><a href="https://os.wikipedia.org/wiki/%D0%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Osseties" lang="os" hreflang="os" data-title="Протактиний" data-language-autonym="Ирон" data-language-local-name="Osseties" 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%AA%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%9F%E0%A5%8D%E0%A4%AF%E0%A4%BE%E0%A4%95%E0%A5%8D%E0%A4%9F%E0%A4%BF%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="प्रोट्याक्टिनियम – Pali" lang="pi" hreflang="pi" data-title="प्रोट्याक्टिनियम" data-language-autonym="पालि" data-language-local-name="Pali" class="interlanguage-link-target"><span>पालि</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Protaktyn" title="Protaktyn – Pools" lang="pl" hreflang="pl" data-title="Protaktyn" data-language-autonym="Polski" data-language-local-name="Pools" 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/Protoactini" title="Protoactini – Piedmontese" lang="pms" hreflang="pms" data-title="Protoactini" data-language-autonym="Piemontèis" data-language-local-name="Piedmontese" 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%BE%D8%B1%D9%88%D9%B9%DB%8C%DA%A9%D9%B9%DB%8C%D9%86%DB%8C%D9%85" title="پروٹیکٹینیم – Western Punjabi" lang="pnb" hreflang="pnb" data-title="پروٹیکٹینیم" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D9%BE%D8%B1%D9%88%D9%BC%DB%90%DA%A9%D9%BC%DB%90%D9%86%D9%8A%D9%88%D9%85" title="پروټېکټېنيوم – Pasjtoe" lang="ps" hreflang="ps" data-title="پروټېکټېنيوم" data-language-autonym="پښتو" data-language-local-name="Pasjtoe" 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/Protact%C3%ADnio" title="Protactínio – Portugees" lang="pt" hreflang="pt" data-title="Protactínio" data-language-autonym="Português" data-language-local-name="Portugees" 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/Purutaktinyu" title="Purutaktinyu – Quechua" lang="qu" hreflang="qu" data-title="Purutaktinyu" 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/Protactiniu" title="Protactiniu – Roemeens" lang="ro" hreflang="ro" data-title="Protactiniu" data-language-autonym="Română" data-language-local-name="Roemeens" 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/Protactiniu" title="Protactiniu – Aromanies" lang="rup" hreflang="rup" data-title="Protactiniu" data-language-autonym="Armãneashti" data-language-local-name="Aromanies" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Russies" lang="ru" hreflang="ru" data-title="Протактиний" data-language-autonym="Русский" data-language-local-name="Russies" 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%AA%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%9F%E0%A5%8D%E0%A4%AF%E0%A4%BE%E0%A4%95%E0%A5%8D%E0%A4%9F%E0%A4%BF%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="प्रोट्याक्टिनियम – Sanskrit" lang="sa" hreflang="sa" data-title="प्रोट्याक्टिनियम" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D1%83%D0%BC" title="Протактиниум – Sakhaans" lang="sah" hreflang="sah" data-title="Протактиниум" data-language-autonym="Саха тыла" data-language-local-name="Sakhaans" 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/Protoat%C3%ACniu" title="Protoatìniu – Sardinies" lang="sc" hreflang="sc" data-title="Protoatìniu" data-language-autonym="Sardu" data-language-local-name="Sardinies" 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/Protoattiniu" title="Protoattiniu – Sisiliaans" lang="scn" hreflang="scn" data-title="Protoattiniu" data-language-autonym="Sicilianu" data-language-local-name="Sisiliaans" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Protactinium" title="Protactinium – Skots" lang="sco" hreflang="sco" data-title="Protactinium" data-language-autonym="Scots" data-language-local-name="Skots" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sd mw-list-item"><a href="https://sd.wikipedia.org/wiki/%D9%BE%D8%B1%D9%88%D9%BD%D9%8A%DA%AA%D9%BD%D9%8A%D9%86%D9%8A%D9%85" title="پروٽيڪٽينيم – Sindhi" lang="sd" hreflang="sd" data-title="پروٽيڪٽينيم" data-language-autonym="سنڌي" data-language-local-name="Sindhi" class="interlanguage-link-target"><span>سنڌي</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Protaktinijum" title="Protaktinijum – Serwo-Kroaties" lang="sh" hreflang="sh" data-title="Protaktinijum" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serwo-Kroaties" 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/Protactinium" title="Protactinium – Simple English" lang="en-simple" hreflang="en-simple" data-title="Protactinium" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Protakt%C3%ADnium" title="Protaktínium – Slowaaks" lang="sk" hreflang="sk" data-title="Protaktínium" data-language-autonym="Slovenčina" data-language-local-name="Slowaaks" 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/Protaktinij" title="Protaktinij – Sloweens" lang="sl" hreflang="sl" data-title="Protaktinij" data-language-autonym="Slovenščina" data-language-local-name="Sloweens" 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/Protaktini" title="Protaktini – Albanees" lang="sq" hreflang="sq" data-title="Protaktini" data-language-autonym="Shqip" data-language-local-name="Albanees" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D1%98%D1%83%D0%BC" title="Протактинијум – Serwies" lang="sr" hreflang="sr" data-title="Протактинијум" data-language-autonym="Српски / srpski" data-language-local-name="Serwies" 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/Protaktinium" title="Protaktinium – Saterland Frisian" lang="stq" hreflang="stq" data-title="Protaktinium" data-language-autonym="Seeltersk" data-language-local-name="Saterland Frisian" 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/Protaktinium" title="Protaktinium – Sweeds" lang="sv" hreflang="sv" data-title="Protaktinium" data-language-autonym="Svenska" data-language-local-name="Sweeds" 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/Protaktini" title="Protaktini – Swahili" lang="sw" hreflang="sw" data-title="Protaktini" data-language-autonym="Kiswahili" data-language-local-name="Swahili" 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%AA%E0%AF%81%E0%AE%B0%E0%AF%8B%E0%AE%9F%E0%AE%BE%E0%AE%95%E0%AF%8D%E0%AE%9F%E0%AE%BF%E0%AE%A9%E0%AE%BF%E0%AE%AF%E0%AE%AE%E0%AF%8D" title="புரோடாக்டினியம் – Tamil" lang="ta" hreflang="ta" data-title="புரோடாக்டினியம்" 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%AA%E0%B1%8D%E0%B0%B0%E0%B1%8A%E0%B0%9F%E0%B0%BE%E0%B0%95%E0%B1%8D%E0%B0%9F%E0%B1%80%E0%B0%A8%E0%B0%BF%E0%B0%AF%E0%B0%82" title="ప్రొటాక్టీనియం – Teloegoe" lang="te" hreflang="te" data-title="ప్రొటాక్టీనియం" data-language-autonym="తెలుగు" data-language-local-name="Teloegoe" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Tadjiks" lang="tg" hreflang="tg" data-title="Протактиний" data-language-autonym="Тоҷикӣ" data-language-local-name="Tadjiks" 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%82%E0%B8%9E%E0%B8%A3%E0%B9%81%E0%B8%97%E0%B8%81%E0%B8%97%E0%B8%B4%E0%B9%80%E0%B8%99%E0%B8%B5%E0%B8%A2%E0%B8%A1" title="โพรแทกทิเนียม – Thai" lang="th" hreflang="th" data-title="โพรแทกทิเนียม" data-language-autonym="ไทย" data-language-local-name="Thai" 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/Protaktinyo" title="Protaktinyo – Tagalog" lang="tl" hreflang="tl" data-title="Protaktinyo" 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/Protaktinyum" title="Protaktinyum – Turks" lang="tr" hreflang="tr" data-title="Protaktinyum" data-language-autonym="Türkçe" data-language-local-name="Turks" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний – Tataars" lang="tt" hreflang="tt" data-title="Протактиний" data-language-autonym="Татарча / tatarça" data-language-local-name="Tataars" 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%BE%D8%B1%D9%88%D8%AA%D8%A7%D9%83%D8%AA%D9%89%D9%86%D9%89%D9%8A" title="پروتاكتىنىي – Uighur" lang="ug" hreflang="ug" data-title="پروتاكتىنىي" data-language-autonym="ئۇيغۇرچە / Uyghurche" data-language-local-name="Uighur" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D1%96%D0%B9" title="Протактиній – Oekraïens" lang="uk" hreflang="uk" data-title="Протактиній" data-language-autonym="Українська" data-language-local-name="Oekraïens" 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%BE%D8%B1%D9%88%D9%B9%DB%8C%DA%A9%D9%B9%DB%8C%D9%86%DB%8C%D9%85" title="پروٹیکٹینیم – Oerdoe" lang="ur" hreflang="ur" data-title="پروٹیکٹینیم" data-language-autonym="اردو" data-language-local-name="Oerdoe" 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/Protaktiniy" title="Protaktiniy – Oezbeeks" lang="uz" hreflang="uz" data-title="Protaktiniy" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Oezbeeks" 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/Protaktinii" title="Protaktinii – Veps" lang="vep" hreflang="vep" data-title="Protaktinii" data-language-autonym="Vepsän kel’" data-language-local-name="Veps" 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/Protactini" title="Protactini – Viëtnamees" lang="vi" hreflang="vi" data-title="Protactini" data-language-autonym="Tiếng Việt" data-language-local-name="Viëtnamees" 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/Protactinyo" title="Protactinyo – Waray" lang="war" hreflang="war" data-title="Protactinyo" 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%A4" title="镤 – Wu-Sjinees" lang="wuu" hreflang="wuu" data-title="镤" data-language-autonym="吴语" data-language-local-name="Wu-Sjinees" 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%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D1%83%D0%BC" title="Протактиниум – Kalmyk" lang="xal" hreflang="xal" data-title="Протактиниум" data-language-autonym="Хальмг" data-language-local-name="Kalmyk" 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/Protaktin%C3%AD%E1%BB%8D%CC%80m" title="Protaktiníọ̀m – Yoruba" lang="yo" hreflang="yo" data-title="Protaktiníọ̀m" 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%A4" title="镤 – Chinees" lang="zh" hreflang="zh" data-title="镤" data-language-autonym="中文" data-language-local-name="Chinees" 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%8F%B7" title="鏷 – Literary Chinese" lang="lzh" hreflang="lzh" data-title="鏷" data-language-autonym="文言" data-language-local-name="Literary Chinese" 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/Protactinium" title="Protactinium – Min Nan-Sjinees" lang="nan" hreflang="nan" data-title="Protactinium" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Min Nan-Sjinees" 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%8F%B7" title="鏷 – Kantonees" lang="yue" hreflang="yue" data-title="鏷" data-language-autonym="粵語" data-language-local-name="Kantonees" 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/UmPhacagu" title="UmPhacagu – Zoeloe" lang="zu" hreflang="zu" data-title="UmPhacagu" data-language-autonym="IsiZulu" data-language-local-name="Zoeloe" 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/Q1109#sitelinks-wikipedia" title="Wysig skakels tussen tale" class="wbc-editpage">Wysig skakels</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Naamruimtes"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Protaktinium" title="Bekyk die inhoudbladsy [c]" accesskey="c"><span>Bladsy</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Bespreking:Protaktinium" rel="discussion" title="Bespreking oor die inhoudbladsy [t]" accesskey="t"><span>Bespreking</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown 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class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Voorkoms"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Voorkoms</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">skuif na kantbalk</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">versteek</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">in Wikipedia, die vrye ensiklopedie</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="af" dir="ltr"><table class="wikitable" align="right" border="1" cellpadding="2" cellspacing="0" style="margin:0 0 0.5em 0.5em"> <tbody><tr> <td colspan="2"> <table width="100%" border="0" cellspacing="0"> <tbody><tr> <td align="center"><span style="font-size:120%; font-weight:bold">91</span> </td> <td align="center" style="padding-left:2em"><span style="font-size:95%"><a href="/wiki/Torium" title="Torium">torium</a></span> ← <span style="font-size:120%">Protaktinium</span> → <span style="font-size:95%"><a href="/wiki/Uraan" title="Uraan">uraan</a></span> </td></tr> <tr> <td align="center"><span style="font-size:95%"><a href="/wiki/Praseodimium" title="Praseodimium">Pr</a></span><br />↑<br /><span style="font-size:120%; font-weight:bold">Pa</span><br />↓<br /><span style="font-size:95%">Uqp</span> </td> <td> <table> <tbody><tr> <td><span typeof="mw:File"><a href="/wiki/L%C3%AAer:Pa-TableImage.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/30/Pa-TableImage.svg/300px-Pa-TableImage.svg.png" decoding="async" width="300" height="90" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/30/Pa-TableImage.svg/450px-Pa-TableImage.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/30/Pa-TableImage.svg/600px-Pa-TableImage.svg.png 2x" data-file-width="673" data-file-height="203" /></a></span><div align="right"><a href="/wiki/Periodieke_tabel" title="Periodieke tabel">Periodieke tabel</a></div> </td></tr></tbody></table> </td></tr></tbody></table> </td></tr> <tr> <th colspan="2" style="background:#ff99cc; color:black;text-align: center">Algemeen </th></tr> <tr> <td><a href="/wiki/Lys_van_elemente_volgens_naam" title="Lys van elemente volgens naam">Naam</a>, <a href="/wiki/Lys_van_elemente_volgens_simbool" title="Lys van elemente volgens simbool">simbool</a>, <a href="/wiki/Lys_van_elemente_volgens_getal" class="mw-redirect" title="Lys van elemente volgens getal">getal</a> </td> <td>Protaktinium, Pa, 91 </td></tr> <tr> <td><a href="/wiki/Chemiese_reeks" title="Chemiese reeks">Chemiese reeks</a></td> <td><a href="/wiki/Aktinied" title="Aktinied">Aktiniede</a> </td></tr> <tr> <td><a href="/wiki/Periodieke_tabel_groep" class="mw-redirect" title="Periodieke tabel groep">Groep</a>, <a href="/wiki/Periodieke_tabel_periode" class="mw-redirect" title="Periodieke tabel periode">periode</a>, <a href="/wiki/Periodieke_tabel_blok" class="mw-redirect" title="Periodieke tabel blok">blok</a> </td> <td><a href="/w/index.php?title=Groep_n/b_element&action=edit&redlink=1" class="new" title="Groep n/b element (bladsy bestaan nie)">n/b</a>, <a href="/w/index.php?title=Periode_7_element&action=edit&redlink=1" class="new" title="Periode 7 element (bladsy bestaan nie)">7</a>, <a href="/wiki/F-blok" title="F-blok">f</a> </td></tr> <tr> <td><a href="/wiki/Kleur" title="Kleur">Voorkoms</a></td> <td>Helder silwer metaalglans </td></tr> <tr> <td><a href="/wiki/Atoommassa" title="Atoommassa">Atoommassa</a></td> <td>(231,03588(2)) g/mol </td></tr> <tr> <td><a href="/wiki/Elektronkonfigurasie" title="Elektronkonfigurasie">Elektronkonfigurasie</a></td> <td>[<a href="/wiki/Radon" title="Radon">Rn</a>] 5f<sup>2</sup> 6d<sup>1</sup> 7s<sup>2</sup> </td></tr> <tr> <td><a href="/wiki/Elektron" title="Elektron">Elektrone</a> per <a href="/wiki/Elektronskil" title="Elektronskil">skil</a></td> <td>2, 8, 18, 32, 20, 9, 2 </td></tr> <tr> <th colspan="2" style="background:#ff99cc; color:black; text-align:center">Fisiese eienskappe </th></tr> <tr> <td><a href="/wiki/Toestand_van_materie" title="Toestand van materie">Toestand</a></td> <td><a href="/wiki/Vastestof" class="mw-redirect" title="Vastestof">vastestof</a> </td></tr> <tr> <td><a href="/wiki/Digtheid" title="Digtheid">Digtheid</a> (naby <a href="/wiki/Kamertemperatuur" title="Kamertemperatuur">k.t.</a>)</td> <td>15,37 g/cm³ </td></tr> <tr> <td><a href="/wiki/Smeltpunt" title="Smeltpunt">Smeltpunt</a></td> <td>1841 <a href="/wiki/Kelvin" title="Kelvin">K</a><br />(1568 °<a href="/wiki/Celsius" title="Celsius">C</a>) </td></tr> <tr> <td><a href="/wiki/Kookpunt" title="Kookpunt">Kookpunt</a></td> <td>4300 <a href="/wiki/Kelvin" title="Kelvin">K</a><br />(4027 °<a href="/wiki/Celsius" title="Celsius">C</a>) </td></tr> <tr> <td><a href="/wiki/Smeltingswarmte" title="Smeltingswarmte">Smeltingswarmte</a></td> <td>12,34 <a href="/wiki/Kilojoule_per_mol" title="Kilojoule per mol">kJ/mol</a> </td></tr> <tr> <td><a href="/wiki/Verdampingswarmte" title="Verdampingswarmte">Verdampingswarmte</a></td> <td>481 <a href="/wiki/Kilojoule_per_mol" title="Kilojoule per mol">kJ/mol</a> </td></tr> <tr> <th colspan="2" style="background:#ff99cc; color:black; text-align:center">Atoomeienskappe </th></tr> <tr> <td><a href="/wiki/Kristalstruktuur" title="Kristalstruktuur">Kristalstruktuur</a></td> <td>tetragonaal<sup id="cite_ref-str_1-0" class="reference"><a href="#cite_note-str-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td><a href="/wiki/Oksidasietoestand" title="Oksidasietoestand">Oksidasietoestande</a></td> <td>2, 3, 4, <b>5</b> ('n Swak <a href="/wiki/Basis" title="Basis">basiese</a> oksied) </td></tr> <tr> <td><a href="/wiki/Elektronegatiwiteit" title="Elektronegatiwiteit">Elektronegatiwiteit</a></td> <td>1,5 (<a href="/wiki/Skaal_van_Pauling" title="Skaal van Pauling">Skaal van Pauling</a>) </td></tr> <tr> <td rowspan="3" valign="top"><a href="/wiki/Ionisasie-energie" title="Ionisasie-energie">Ionisasie-energieë</a> </td> <td>1ste: 1 <a href="/wiki/Kilojoule_per_mol" title="Kilojoule per mol">kJ/mol</a> </td></tr> <tr> <td>2de: 568 kJ/mol </td></tr> <tr> <td>3de: kJ/mol </td></tr> <tr> <td><a href="/wiki/Kovalente_radius" class="mw-redirect" title="Kovalente radius">Kovalente radius</a></td> <td>163 <a href="/wiki/Picometer" class="mw-redirect" title="Picometer">pm</a> </td></tr> <tr> <th colspan="2" style="background:#ff99cc; color:black;text-align:center">Diverse </th></tr> <tr> <td><a href="/wiki/Magnetisme" title="Magnetisme">Magnetiese rangskikking</a></td> <td><a href="/wiki/Magnetisme" title="Magnetisme">paramagneties</a><sup id="cite_ref-magnet_2-0" class="reference"><a href="#cite_note-magnet-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td><a href="/wiki/Elektriese_resistiwiteit" title="Elektriese resistiwiteit">Elektriese resistiwiteit</a></td> <td>(20 °C) 177 nΩ·m </td></tr> <tr> <td><a href="/wiki/Termiese_geleidingsvermo%C3%AB" title="Termiese geleidingsvermoë">Termiese geleidingsvermoë</a></td> <td>(300 K) 47 <a href="/wiki/Watt_per_meter-kelvin" class="mw-redirect" title="Watt per meter-kelvin">W/(m·K)</a> </td></tr> <tr> <td><a href="/wiki/CAS-registernommer" title="CAS-registernommer">CAS-registernommer</a></td> <td>7440-13-3 </td></tr> <tr> <th colspan="2" style="background:#ff99cc; color:black;text-align:center">Geskiedenis </th></tr> <tr> <td>Ontdek</td> <td>1913 </td></tr> <tr> <td>Ontdek deur</td> <td>Kazimierz Fajans en Oswald Helmuth Göhring </td></tr> <tr> <th colspan="2" style="background:#ff99cc; color:black;text-align:center">Vernaamste isotope </th></tr> <tr> <td colspan="2"> <table class="wikitable"> <caption>Hoofartikel: <a href="/wiki/Isotope_van_protaktinium" title="Isotope van protaktinium">Isotope van protaktinium</a> </caption> <tbody><tr> <th><a href="/wiki/Isotoop" title="Isotoop">iso</a> </th> <th><a href="/wiki/Natuurlike_verspreiding" class="mw-redirect" title="Natuurlike verspreiding">NV</a> </th> <th><a href="/wiki/Halfleeftyd" title="Halfleeftyd">halfleeftyd</a> </th> <th><a href="/wiki/Vervalmodus" class="mw-redirect" title="Vervalmodus">VM</a> </th> <th><a href="/wiki/Vervalenergie" title="Vervalenergie">VE</a> <small>(<a href="/wiki/Elektronvolt" title="Elektronvolt">MeV</a>)</small> </th> <th><a href="/wiki/Vervalproduk" title="Vervalproduk">VP</a> </th></tr> <tr> <td><sup>229</sup>Pa </td> <td><a href="/wiki/Sintetiese_radioaktiewe_isotoop" title="Sintetiese radioaktiewe isotoop">sin</a> </td> <td>1,5 <a href="/wiki/Dag" title="Dag">d</a> </td> <td><a href="/wiki/Elektronvangs" title="Elektronvangs">ε</a> </td> <td>0,311 </td> <td><sup>229</sup><a href="/wiki/Torium" title="Torium">Th</a> </td></tr> <tr> <td><sup>230</sup>Pa </td> <td><a href="/wiki/Sintetiese_radioaktiewe_isotoop" title="Sintetiese radioaktiewe isotoop">sin</a> </td> <td>17,4 <a href="/wiki/Dag" title="Dag">d</a> </td> <td><a href="/wiki/Elektronvangs" title="Elektronvangs">ε</a> </td> <td>1,310 </td> <td><sup>230</sup><a href="/wiki/Torium" title="Torium">Th</a> </td></tr> <tr> <td><sup>231</sup>Pa </td> <td>100% </td> <td>3,276×10<sup>4</sup> <a href="/wiki/Jaar" title="Jaar">j</a> </td> <td><a href="/wiki/Alfaverval" title="Alfaverval">α</a> </td> <td>5,150 </td> <td><sup>227</sup><a href="/wiki/Aktinium" title="Aktinium">Ac</a> </td></tr> <tr> <td><sup>232</sup>Pa </td> <td><a href="/wiki/Sintetiese_radioaktiewe_isotoop" title="Sintetiese radioaktiewe isotoop">sin</a> </td> <td>1,31 <a href="/wiki/Dag" title="Dag">d</a> </td> <td><a href="/wiki/Betaverval" title="Betaverval">β<sup>−</sup></a> </td> <td>1,337 </td> <td><sup>232</sup><a href="/wiki/Uraan" title="Uraan">U</a> </td></tr> <tr> <td><sup>233</sup>Pa </td> <td>spoor </td> <td>26,967 <a href="/wiki/Dag" title="Dag">d</a> </td> <td><a href="/wiki/Betaverval" title="Betaverval">β<sup>−</sup></a> </td> <td>0,5701 </td> <td><sup>233</sup><a href="/wiki/Uraan" title="Uraan">U</a> </td></tr> <tr> <td><sup>234</sup>Pa </td> <td>spoor </td> <td>6,75 <a href="/wiki/Uur" title="Uur">h</a> </td> <td><a href="/wiki/Betaverval" title="Betaverval">β<sup>−</sup></a> </td> <td>2,195 </td> <td><sup>234</sup><a href="/wiki/Uraan" title="Uraan">U</a> </td></tr> <tr> <td><sup>234m</sup>Pa </td> <td>spoor </td> <td>1,17 <a href="/wiki/Minuut" title="Minuut">min</a> </td> <td><a href="/wiki/Betaverval" title="Betaverval">β<sup>−</sup></a> </td> <td>2,29 </td> <td><sup>234</sup><a href="/wiki/Uraan" title="Uraan">U</a> </td></tr></tbody></table> </td></tr> <tr> <th colspan="2" style="background:#ff99cc; color:black;text-align:center">Portaal <span typeof="mw:File"><a href="/wiki/L%C3%AAer:Portal.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Portal.svg/20px-Portal.svg.png" decoding="async" width="20" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Portal.svg/30px-Portal.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Portal.svg/40px-Portal.svg.png 2x" data-file-width="36" data-file-height="32" /></a></span> <a href="/wiki/Portaal:Chemie" title="Portaal:Chemie">Chemie</a> </th></tr></tbody></table> <p><b>Protaktinium</b> is 'n <a href="/wiki/Chemiese_element" title="Chemiese element">chemiese element</a> met die simbool <b>Pa</b> en <a href="/wiki/Atoomgetal" title="Atoomgetal">atoomgetal</a> 91. Dit is 'n metaalsilwerige <a href="/wiki/Aktinied" title="Aktinied">aktinied</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Ontdekking">Ontdekking</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Protaktinium&veaction=edit&section=1" title="Wysig afdeling: Ontdekking" class="mw-editsection-visualeditor"><span>wysig</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Protaktinium&action=edit&section=1" title="Edit section's source code: Ontdekking"><span>wysig bron</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Tydens die bestudering van die vervalreeks van uraan-238 ontdek Kasimir Fajans en Otto Göhring in <a href="/wiki/1913" title="1913">1913</a> die kortlewende isotoop <sup>234m</sup>Pa (<a href="/wiki/Halfleeftyd" title="Halfleeftyd">halfleeftyd</a> van 1,17 minuut) en noem dit <b>brevium</b> (afgelei van <i>brevis</i>, <a href="/wiki/Latyn" title="Latyn">Latyn</a> vir "kort"). Die stabiele isotoop <sup>231</sup>Pa is in 1917–1918 ontdek deur Lise Meitner en Otto Hahn; hulle stel die naam protaktinium voor in hul artikel <i>The Mother Substance of Actinium: a New Radioactive Element of Long Half-life</i> uit 1918 omdat hulle kon aantoon dat <a href="/wiki/Aktinium" title="Aktinium">aktinium</a> 'n vervalproduk is van die radioaktiewe protaktinium, en <i>proto aktinium</i> "vir aktinium" beteken. Gelyktydig is dieselfde ontdekking gedoen deur die Britse wetenskaplikes Frederick Soddy, John Cranston en Alexander Fleck. </p><p>In <a href="/wiki/1927" title="1927">1927</a> kon Aristid von Grosse 2 mg Pa<sub>2</sub>O<sub>5</sub> produseer. Sewe jaar later isoleer hy hieruit protaktinium deur die oksied te vervang met jodied en dit dan in 'n hoë vakuum oor 'n verhitte element te lei: 2PaI<sub>5</sub> → 2Pa + 5I<sub>2</sub>. </p><p>In <a href="/wiki/1949" title="1949">1949</a> is die naam protaktinium aangeneem deur <a href="/wiki/IUPAC" class="mw-redirect" title="IUPAC">IUPAC</a> en is Hahn en Meitner as die ontdekkers aangewys. </p><p>In <a href="/wiki/1961" title="1961">1961</a> was die United Kingdom Atomic Energy Authority in staat om 125 gram 99,9% suiwer protaktinium te produseer uit 60 ton afvalmateriaal in 'n 12-stap-proses. In totaal kos dit 500 000 dollar en vir baie jare was dit die enigste bron van protaktinium. Vir navorsing is dit verkoop teen 2 800 dollar per gram. </p> <div class="mw-heading mw-heading2"><h2 id="Toepassings">Toepassings</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Protaktinium&veaction=edit&section=2" title="Wysig afdeling: Toepassings" class="mw-editsection-visualeditor"><span>wysig</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Protaktinium&action=edit&section=2" title="Edit section's source code: Toepassings"><span>wysig bron</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>As gevolg van die skaarsheid, hoë radioaktiwiteit en giftigheid daarvan is daar geen bekende industriële gebruike vir protaktinium nie. Op klein skaal word dit toegepas by basiese navorsing. </p> <div class="mw-heading mw-heading2"><h2 id="Eienskappe">Eienskappe</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Protaktinium&veaction=edit&section=3" title="Wysig afdeling: Eienskappe" class="mw-editsection-visualeditor"><span>wysig</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Protaktinium&action=edit&section=3" title="Edit section's source code: Eienskappe"><span>wysig bron</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Protaktinium is 'n aktinied met 'n metaalglans en is redelik stabiel in <a href="/wiki/Lug" class="mw-redirect" title="Lug">lug</a>. By temperature onder 1,4 kelvin vertoon dit supergeleidende eienskappe. </p> <div class="mw-heading mw-heading2"><h2 id="Verskyning">Verskyning</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Protaktinium&veaction=edit&section=4" title="Wysig afdeling: Verskyning" class="mw-editsection-visualeditor"><span>wysig</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Protaktinium&action=edit&section=4" title="Edit section's source code: Verskyning"><span>wysig bron</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In die mineraal uraniet (pekblende) word protaktinium in 'n konsentrasie van ongeveer 0,1 dpm aangetref. Sommige uranietbronne in die <a href="/wiki/Demokratiese_Republiek_van_die_Kongo" class="mw-redirect" title="Demokratiese Republiek van die Kongo">Demokratiese Republiek van die Kongo</a> bevat hoër konsentrasies: tot 3 dpm. </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=Protaktinium&veaction=edit&section=5" title="Wysig afdeling: Isotope" class="mw-editsection-visualeditor"><span>wysig</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Protaktinium&action=edit&section=5" title="Edit section's source code: Isotope"><span>wysig bron</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dd><i><div class="rellink relarticle mainarticle">Die hoofartikel vir hierdie afdeling is: <a href="/wiki/Isotope_van_protaktinium" title="Isotope van protaktinium">Isotope van protaktinium</a>.</div></i></dd></dl> <table class="wikitable" style="font-size:90%;"> <tbody><tr> <th colspan="6">Stabielste isotope </th></tr> <tr> <th><a href="/wiki/Isotoop" title="Isotoop">Iso</a> </th> <th><a href="/wiki/Relatiewe_aanwesigheid" class="mw-redirect" title="Relatiewe aanwesigheid">RA</a> (%) </th> <th><a href="/wiki/Halfleeftyd" title="Halfleeftyd">Halfleeftyd</a> </th> <th><a href="/wiki/Vervalvorm" class="mw-redirect" title="Vervalvorm">VV</a> </th> <th><a href="/wiki/Vervalenergie" title="Vervalenergie">VE</a> (M<a href="/wiki/Elektronvolt" title="Elektronvolt">eV</a>) </th> <th><a href="/wiki/Vervalproduk" title="Vervalproduk">VP</a> </th></tr> <tr> <td><sup>230</sup>Pa </td> <td><a href="/wiki/Sintetiese_radio-isotoop" class="mw-redirect" title="Sintetiese radio-isotoop">sin</a> </td> <td>17,4 <a href="/wiki/Dag" title="Dag">d</a> </td> <td><a href="/wiki/Alfastraling" title="Alfastraling">α</a> </td> <td>1,310 </td> <td><sup>226</sup><a href="/wiki/Aktinium" title="Aktinium">Ac</a> </td></tr> <tr> <td><sup>231</sup>Pa </td> <td><a href="/wiki/Sintetiese_radio-isotoop" class="mw-redirect" title="Sintetiese radio-isotoop">sin</a> </td> <td>3,2760 · 10<sup>4</sup> <a href="/wiki/Jaar" title="Jaar">j</a> </td> <td><a href="/wiki/Alfastraling" title="Alfastraling">α</a> </td> <td>5,149 </td> <td><sup>227</sup><a href="/wiki/Aktinium" title="Aktinium">Ac</a> </td></tr> <tr> <td><sup>233</sup>Pa </td> <td><a href="/wiki/Sintetiese_radio-isotoop" class="mw-redirect" title="Sintetiese radio-isotoop">sin</a> </td> <td>26,967 <a href="/wiki/Dag" title="Dag">d</a> </td> <td><a href="/wiki/Betaverval" title="Betaverval">β-</a> </td> <td>1,245 </td> <td><sup>233</sup><a href="/wiki/Uraan" title="Uraan">U</a> </td></tr></tbody></table> <p>Van protaktinium is 29 radio-isotope bekend. Met 'n <a href="/wiki/Halfleeftyd" title="Halfleeftyd">halfleeftyd</a> van 32 760 jaar is <sup>231</sup>Pa die stabielste. Ander isotope met redelike lang halfleeftye is <sup>233</sup>Pa (byna 27 dae) en <sup>230</sup>Pa (17,4 dae). Die oorblywende isotope is baie onstabiel. </p> <div class="mw-heading mw-heading2"><h2 id="Verwysings">Verwysings</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Protaktinium&veaction=edit&section=6" title="Wysig afdeling: Verwysings" class="mw-editsection-visualeditor"><span>wysig</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Protaktinium&action=edit&section=6" title="Edit section's source code: Verwysings"><span>wysig bron</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="reflist" style="list-style-type: decimal;"> <ol class="references"> <li id="cite_note-str-1"><span class="mw-cite-backlink"><a href="#cite_ref-str_1-0">↑</a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r2205490">.mw-parser-output cite.citation{font-style:inherit}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .id-lock-free a,.mw-parser-output .citation .cs1-lock-free a{background-image:url("//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Lock-green.svg/9px-Lock-green.svg.png");background-image:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg");background-repeat:no-repeat;background-size:9px;background-position:right .1em center}.mw-parser-output .id-lock-limited a,.mw-parser-output .id-lock-registration a,.mw-parser-output .citation .cs1-lock-limited a,.mw-parser-output .citation .cs1-lock-registration a{background-image:url("//upload.wikimedia.org/wikipedia/commons/thumb/d/d6/Lock-gray-alt-2.svg/9px-Lock-gray-alt-2.svg.png");background-image:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg");background-repeat:no-repeat;background-size:9px;background-position:right .1em center}.mw-parser-output .id-lock-subscription a,.mw-parser-output .citation .cs1-lock-subscription a{background-image:url("//upload.wikimedia.org/wikipedia/commons/thumb/a/aa/Lock-red-alt-2.svg/9px-Lock-red-alt-2.svg.png");background-image:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg");background-repeat:no-repeat;background-size:9px;background-position:right .1em center}.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration{color:#555}.mw-parser-output .cs1-subscription span,.mw-parser-output .cs1-registration span{border-bottom:1px dotted;cursor:help}.mw-parser-output .cs1-ws-icon a{background-image:url("//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Wikisource-logo.svg/12px-Wikisource-logo.svg.png");background-image:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg");background-repeat:no-repeat;background-size:12px;background-position:right .1em center}.mw-parser-output code.cs1-code{color:inherit;background:inherit;border:inherit;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;font-size:100%}.mw-parser-output .cs1-visible-error{font-size:100%}.mw-parser-output .cs1-maint{display:none;color:#33aa33;margin-left:0.3em}.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration,.mw-parser-output .cs1-format{font-size:95%}.mw-parser-output .cs1-kern-left,.mw-parser-output .cs1-kern-wl-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right,.mw-parser-output .cs1-kern-wl-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}</style><cite id="CITEREFDonohue1959" class="citation journal cs1">Donohue, J. (1959). "On the crystal structure of protactinium metal". <i>Acta Crystallographica</i>. <b>12</b> (9): 697. <a href="/wiki/Digitale_objek-identifiseerder" title="Digitale objek-identifiseerder">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1107%2FS0365110X59002031">10.1107/S0365110X59002031</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Acta+Crystallographica&rft.atitle=On+the+crystal+structure+of+protactinium+metal&rft.volume=12&rft.issue=9&rft.pages=697&rft.date=1959&rft_id=info%3Adoi%2F10.1107%2FS0365110X59002031&rft.aulast=Donohue&rft.aufirst=J.&rfr_id=info%3Asid%2Faf.wikipedia.org%3AProtaktinium" class="Z3988"></span></span> </li> <li id="cite_note-magnet-2"><span class="mw-cite-backlink"><a href="#cite_ref-magnet_2-0">↑</a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r2205490"><cite id="CITEREFLide,_D._R.2005" class="citation book cs1">Lide, D. R., red. (2005). "Magnetic susceptibility of the elements and inorganic compounds". <a rel="nofollow" class="external text" href="https://web.archive.org/web/20110303222309/http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf"><i>CRC Handbook of Chemistry and Physics</i></a> <span class="cs1-format">(PDF)</span> (86th uitg.). Boca Raton (FL): CRC Press. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Spesiaal:Boekbronne/0-8493-0486-5" title="Spesiaal:Boekbronne/0-8493-0486-5"><bdi>0-8493-0486-5</bdi></a>. Geargiveer vanaf die oorspronklike op 3 Maart 2011<span class="reference-accessdate">. Besoek op <span class="nowrap">21 Mei</span> 2017</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Magnetic+susceptibility+of+the+elements+and+inorganic+compounds&rft.btitle=CRC+Handbook+of+Chemistry+and+Physics&rft.place=Boca+Raton+%28FL%29&rft.edition=86th&rft.pub=CRC+Press&rft.date=2005&rft.isbn=0-8493-0486-5&rft_id=http%3A%2F%2Fwww-d0.fnal.gov%2Fhardware%2Fcal%2Flvps_info%2Fengineering%2Felementmagn.pdf&rfr_id=info%3Asid%2Faf.wikipedia.org%3AProtaktinium" class="Z3988"></span><span class="cs1-maint citation-comment"><code class="cs1-code">{{<a href="/wiki/Sjabloon:Cite_book" title="Sjabloon:Cite book">cite book</a>}}</code>: CS1 maint: bot: original URL status unknown (<a href="/wiki/Kategorie:CS1_maint:_bot:_original_URL_status_unknown" title="Kategorie:CS1 maint: bot: original URL status unknown">link</a>)</span></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Eksterne_skakels">Eksterne skakels</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Protaktinium&veaction=edit&section=7" title="Wysig afdeling: Eksterne skakels" class="mw-editsection-visualeditor"><span>wysig</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Protaktinium&action=edit&section=7" title="Edit section's source code: Eksterne skakels"><span>wysig bron</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span class="noviewer" typeof="mw:File"><a href="/wiki/L%C3%AAer:Commons-logo.svg" class="mw-file-description" title="Wikimedia Commons logo"><img alt="Wikimedia Commons logo" 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" /></a></span> <a href="/wiki/Wikimedia_Commons" title="Wikimedia Commons">Wikimedia Commons</a> het meer media in die kategorie <a href="https://commons.wikimedia.org/wiki/Category:Protactinium" class="extiw" title="commons:Category:Protactinium">Protaktinium</a>.</li></ul> <ul><li><span typeof="mw:File"><a href="/wiki/L%C3%AAer:Wiktionary_small.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/12px-Wiktionary_small.svg.png" decoding="async" width="12" height="12" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/18px-Wiktionary_small.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/24px-Wiktionary_small.svg.png 2x" data-file-width="350" data-file-height="350" /></a></span> <a href="/wiki/Wikiwoordeboek" class="mw-redirect" title="Wikiwoordeboek">Wikiwoordeboek</a> het 'n inskrywing vir <a href="https://af.wiktionary.org/wiki/protaktinium" class="extiw" title="wikt:protaktinium">protaktinium</a>.</li> <li><a rel="nofollow" class="external text" href="https://www.webelements.com/protactinium/">webelements.com skakel</a></li></ul> <p><br /> </p> <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:#a0ffa0"><a href="/wiki/Waterstof" title="Waterstof">H</a> </td> <td style="width:93.75%" colspan="30"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#c0ffff"><a href="/wiki/Helium" title="Helium">He</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff6666"><a href="/wiki/Litium" title="Litium">Li</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffdead"><a href="/wiki/Berillium" title="Berillium">Be</a> </td> <td colspan="24"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccc99"><a href="/wiki/Boor_(element)" title="Boor (element)">B</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a0ffa0"><a href="/wiki/Koolstof" title="Koolstof">C</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a0ffa0"><a href="/wiki/Stikstof" title="Stikstof">N</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a0ffa0"><a href="/wiki/Suurstof" title="Suurstof">O</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffff99"><a href="/wiki/Fluoor" title="Fluoor">F</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#c0ffff"><a href="/wiki/Neon" title="Neon">Ne</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff6666"><a href="/wiki/Natrium" title="Natrium">Na</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffdead"><a href="/wiki/Magnesium" title="Magnesium">Mg</a> </td> <td colspan="24"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccccc"><a href="/wiki/Aluminium" title="Aluminium">Al</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccc99"><a href="/wiki/Silikon" title="Silikon">Si</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a0ffa0"><a href="/wiki/Fosfor" title="Fosfor">P</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a0ffa0"><a href="/wiki/Swawel" title="Swawel">S</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffff99"><a href="/wiki/Chloor" title="Chloor">Cl</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#c0ffff"><a href="/wiki/Argon" title="Argon">Ar</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff6666"><a href="/wiki/Kalium" title="Kalium">K</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffdead"><a href="/wiki/Kalsium" title="Kalsium">Ca</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Skandium" title="Skandium">Sc</a> </td> <td colspan="14"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Titaan_(element)" class="mw-redirect" title="Titaan (element)">Ti</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Vanadium" title="Vanadium">V</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Chroom" title="Chroom">Cr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Mangaan" title="Mangaan">Mn</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Yster" title="Yster">Fe</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Kobalt" title="Kobalt">Co</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Nikkel" title="Nikkel">Ni</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Koper" title="Koper">Cu</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Sink" title="Sink">Zn</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccccc"><a href="/wiki/Gallium" title="Gallium">Ga</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccc99"><a href="/wiki/Germanium" title="Germanium">Ge</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccc99"><a href="/wiki/Arseen" title="Arseen">As</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#a0ffa0"><a href="/wiki/Seleen" title="Seleen">Se</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffff99"><a href="/wiki/Broom" title="Broom">Br</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#c0ffff"><a href="/wiki/Kripton" title="Kripton">Kr</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff6666"><a href="/wiki/Rubidium" title="Rubidium">Rb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffdead"><a href="/wiki/Stronsium" title="Stronsium">Sr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Yttrium" title="Yttrium">Y</a> </td> <td colspan="14"> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Sirkonium" title="Sirkonium">Zr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Niobium" title="Niobium">Nb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Molibdeen" title="Molibdeen">Mo</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Tegnesium" title="Tegnesium">Tc</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Rutenium" title="Rutenium">Ru</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Rodium" title="Rodium">Rh</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Palladium" title="Palladium">Pd</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Silwer" title="Silwer">Ag</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Kadmium" title="Kadmium">Cd</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccccc"><a href="/wiki/Indium" title="Indium">In</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccccc"><a href="/wiki/Tin" title="Tin">Sn</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccc99"><a href="/wiki/Antimoon" title="Antimoon">Sb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccc99"><a href="/wiki/Telluur" title="Telluur">Te</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffff99"><a href="/wiki/Jodium" title="Jodium">I</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#c0ffff"><a href="/wiki/Xenon" title="Xenon">Xe</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff6666"><a href="/wiki/Sesium" title="Sesium">Cs</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffdead"><a href="/wiki/Barium" title="Barium">Ba</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Lantaan" title="Lantaan">La</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Serium" title="Serium">Ce</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Praseodimium" title="Praseodimium">Pr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Neodimium" title="Neodimium">Nd</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Prometium" title="Prometium">Pm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Samarium" title="Samarium">Sm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Europium" title="Europium">Eu</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Gadolinium" title="Gadolinium">Gd</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Terbium" title="Terbium">Tb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Disprosium" title="Disprosium">Dy</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Holmium" title="Holmium">Ho</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Erbium" title="Erbium">Er</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Tulium" title="Tulium">Tm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Ytterbium" title="Ytterbium">Yb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffbfff"><a href="/wiki/Lutesium" title="Lutesium">Lu</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Hafnium" title="Hafnium">Hf</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Tantaal" title="Tantaal">Ta</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Wolfram" title="Wolfram">W</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Renium" title="Renium">Re</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Osmium" title="Osmium">Os</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Iridium" title="Iridium">Ir</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Platinum" title="Platinum">Pt</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Goud" title="Goud">Au</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Kwik" title="Kwik">Hg</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccccc"><a href="/wiki/Tallium" title="Tallium">Tl</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccccc"><a href="/wiki/Lood" title="Lood">Pb</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccccc"><a href="/wiki/Bismut" title="Bismut">Bi</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccccc"><a href="/wiki/Polonium" title="Polonium">Po</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccc99"><a href="/wiki/Astaat" title="Astaat">At</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#c0ffff"><a href="/wiki/Radon" title="Radon">Rn</a> </td></tr> <tr> <td style="width:3.125%; border:1px solid #ddd; background:#ff6666"><a href="/wiki/Frankium" title="Frankium">Fr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffdead"><a href="/wiki/Radium" title="Radium">Ra</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Aktinium" title="Aktinium">Ac</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Torium" title="Torium">Th</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a class="mw-selflink selflink">Pa</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Uraan" title="Uraan">U</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Neptunium" title="Neptunium">Np</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Plutonium" title="Plutonium">Pu</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Amerikium" title="Amerikium">Am</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Curium" title="Curium">Cm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Berkelium" title="Berkelium">Bk</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Kalifornium" title="Kalifornium">Cf</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Einsteinium" title="Einsteinium">Es</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Fermium" title="Fermium">Fm</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Mendelevium" title="Mendelevium">Md</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Nobelium" title="Nobelium">No</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ff99cc"><a href="/wiki/Lawrensium" title="Lawrensium">Lr</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Rutherfordium" title="Rutherfordium">Rf</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Dubnium" title="Dubnium">Db</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Seaborgium" title="Seaborgium">Sg</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Bohrium" title="Bohrium">Bh</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Hassium" title="Hassium">Hs</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#eceaec"><a href="/wiki/Meitnerium" title="Meitnerium">Mt</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#eceaec"><a href="/wiki/Darmstadtium" title="Darmstadtium">Ds</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#eceaec"><a href="/wiki/R%C3%B6ntgenium" title="Röntgenium">Rg</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#ffc0c0"><a href="/wiki/Kopernikium" title="Kopernikium">Cn</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#eceaec"><a href="/wiki/Nihonium" title="Nihonium">Nh</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#cccccc"><a href="/wiki/Flerovium" title="Flerovium">Fl</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#eceaec"><a href="/wiki/Moskovium_(element)" title="Moskovium (element)">Mc</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#eceaec"><a href="/wiki/Livermorium" title="Livermorium">Lv</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#eceaec"><a href="/wiki/Tennessien" title="Tennessien">Ts</a> </td> <td style="width:3.125%; border:1px solid #ddd; background:#eceaec"><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:#ff6666" width="9%"><a href="/wiki/Alkalimetaal" title="Alkalimetaal">Alkalimetale</a> </td> <td style="background:#ffdead" width="9%"><a href="/wiki/Aardalkalimetaal" title="Aardalkalimetaal">Aardalkalimetale</a> </td> <td style="background:#ffbfff" width="9%"><a href="/wiki/Lantanied" title="Lantanied">Lantaniede</a> </td> <td style="background:#ff99cc" width="9%"><a href="/wiki/Aktinied" title="Aktinied">Aktiniede</a> </td> <td style="background:#ffc0c0" width="9%"><a href="/wiki/Oorgangsmetaal" title="Oorgangsmetaal">Oorgangsmetale</a> </td> <td style="background:#cccccc" width="9%"><a href="/wiki/Hoofgroepmetaal" title="Hoofgroepmetaal">Hoofgroepmetale</a> </td> <td style="background:#cccc99" width="9%"><a href="/wiki/Metallo%C3%AFed" title="Metalloïed">Metalloïde</a> </td> <td style="background:#a0ffa0" width="9%"><a href="/wiki/Niemetaal" title="Niemetaal">Niemetale</a> </td> <td style="background:#ffff99" width="9%"><a href="/wiki/Halogeen" title="Halogeen">Halogene</a> </td> <td style="background:#c0ffff" width="9%"><a href="/wiki/Edelgasse" title="Edelgasse">Edelgasse</a> </td> <td style="background:#eceaec" width="9%">Chemie onbekend </td></tr></tbody></table> <p><br /> </p> <div role="navigation" class="navbox authority-control" aria-labelledby="Normdata_frameless_&#124;text-top_&#124;10px_&#124;alt=Edit_this_at_Wikidata_&#124;link=https&#58;//www.wikidata.org/wiki/Q1109&#124;Edit_this_at_Wikidata" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th id="Normdata_frameless_&#124;text-top_&#124;10px_&#124;alt=Edit_this_at_Wikidata_&#124;link=https&#58;//www.wikidata.org/wiki/Q1109&#124;Edit_this_at_Wikidata" scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Hulp:Normdata" title="Hulp:Normdata">Normdata</a> <span class="mw-valign-text-top" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q1109" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/10px-Blue_pencil.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/15px-Blue_pencil.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/73/Blue_pencil.svg/20px-Blue_pencil.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><span class="nowrap"><a href="/wiki/Gemeinsame_Normdatei" title="Gemeinsame Normdatei">GND</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://d-nb.info/gnd/4175981-3">4175981-3</a></span></span></li> <li><span class="nowrap"><a href="/wiki/Library_of_Congress_Control_Number" title="Library of Congress Control Number">LCCN</a>: <span class="uid"><a rel="nofollow" class="external text" href="https://id.loc.gov/authorities/subjects/sh85107634">sh85107634</a></span></span></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; 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