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[o]" accesskey="o" class=""><span>Prihlásiť sa</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="Ďalšie možnosti" > <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="Osobné nástroje" > <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">Osobné nástroje</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Uživatelské 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="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=sk.wikipedia.org&uselang=sk"><span>Prispieť</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%C5%A0peci%C3%A1lne:Vytvorenie%C3%9A%C4%8Dtu&returnto=3.+skupina" title="Odporúčame vytvoriť si vlastný účet a prihlásiť sa, nie je to však povinné."><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Vytvoriť účet</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%C5%A0peci%C3%A1lne:Prihl%C3%A1seniePou%C5%BE%C3%ADvate%C4%BEa&returnto=3.+skupina" title="Odporúčame vám prihlásiť sa, nie je to však povinné. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Prihlásiť sa</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"> Stránky pre odhlásených redaktorov <a href="/wiki/Pomoc:%C3%9Avod" aria-label="Viac informácií o editovaní"><span>zistiť viac</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/%C5%A0peci%C3%A1lne:MojePr%C3%ADspevky" title="Zoznam úprav vykonaných z tejto IP adresy [y]" accesskey="y"><span>Príspevky</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%C5%A0peci%C3%A1lne:MojaDiskusia" title="Diskusia o úpravách z tejto ip adresy [n]" accesskey="n"><span>Diskusia</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 id="mw-dismissablenotice-anonplace"></div><script>(function(){var node=document.getElementById("mw-dismissablenotice-anonplace");if(node){node.outerHTML="\u003Cdiv class=\"mw-dismissable-notice\"\u003E\u003Cdiv class=\"mw-dismissable-notice-close\"\u003E[\u003Ca tabindex=\"0\" role=\"button\"\u003Enezobrazovať\u003C/a\u003E]\u003C/div\u003E\u003Cdiv class=\"mw-dismissable-notice-body\"\u003E\u003C!-- CentralNotice --\u003E\u003Cdiv id=\"localNotice\" data-nosnippet=\"\"\u003E\u003Cdiv class=\"anonnotice\" lang=\"sk\" dir=\"ltr\"\u003E\u003C/div\u003E\u003C/div\u003E\u003C/div\u003E\u003C/div\u003E";}}());</script></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="Projekt"> <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="Obsah" 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">Obsah</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">presunúť do postranného panelu</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">skryť</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">Začiatok</div> </a> </li> <li id="toc-Pozri_aj" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Pozri_aj"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Pozri aj</span> </div> </a> <ul id="toc-Pozri_aj-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="Obsah" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Obsah" > <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="Prepnúť obsah" > <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">Prepnúť obsah</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">3. skupina</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="Prejsť na článok v inom jazyku. Je dostupný v 60 jazykoch" > <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-60" 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">60 jazykov</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Skandiumgroep" title="Skandiumgroep – afrikánčina" lang="af" hreflang="af" data-title="Skandiumgroep" data-language-autonym="Afrikaans" data-language-local-name="afrikánčina" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Grupo_3_d%27a_tabla_periodica" title="Grupo 3 d'a tabla periodica – aragónčina" lang="an" hreflang="an" data-title="Grupo 3 d'a tabla periodica" data-language-autonym="Aragonés" data-language-local-name="aragónčina" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%B9%D9%86%D8%A7%D8%B5%D8%B1_%D8%A7%D9%84%D9%85%D8%AC%D9%85%D9%88%D8%B9%D8%A9_%D8%A7%D9%84%D8%AB%D8%A7%D9%84%D8%AB%D8%A9" title="عناصر المجموعة الثالثة – arabčina" lang="ar" hreflang="ar" data-title="عناصر المجموعة الثالثة" data-language-autonym="العربية" data-language-local-name="arabčina" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Elementos_del_grupu_3" title="Elementos del grupu 3 – astúrčina" lang="ast" hreflang="ast" data-title="Elementos del grupu 3" data-language-autonym="Asturianu" data-language-local-name="astúrčina" 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/D%C3%B6vri_sistemin_3-c%C3%BC_qrupu" title="Dövri sistemin 3-cü qrupu – azerbajdžančina" lang="az" hreflang="az" data-title="Dövri sistemin 3-cü qrupu" data-language-autonym="Azərbaycanca" data-language-local-name="azerbajdžančina" 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/Datu_golongan_3" title="Datu golongan 3 – balijčina" lang="ban" hreflang="ban" data-title="Datu golongan 3" data-language-autonym="Basa Bali" data-language-local-name="balijčina" class="interlanguage-link-target"><span>Basa Bali</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%93%D1%80%D1%83%D0%BF%D0%B0_3_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Група 3 на периодичната система – bulharčina" lang="bg" hreflang="bg" data-title="Група 3 на периодичната система" data-language-autonym="Български" data-language-local-name="bulharčina" 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%97%E0%A5%8D%E0%A4%B0%E0%A5%81%E0%A4%AA_3_%E0%A4%A4%E0%A4%A4%E0%A5%8D%E0%A4%B5" title="ग्रुप 3 तत्व – Bhojpuri" lang="bh" hreflang="bh" data-title="ग्रुप 3 तत्व" 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%A4%E0%A7%83%E0%A6%A4%E0%A7%80%E0%A6%AF%E0%A6%BC_%E0%A6%B6%E0%A7%8D%E0%A6%B0%E0%A7%87%E0%A6%A3%E0%A7%80%E0%A6%B0_%E0%A6%AE%E0%A7%8C%E0%A6%B2" title="তৃতীয় শ্রেণীর মৌল – bengálčina" lang="bn" hreflang="bn" data-title="তৃতীয় শ্রেণীর মৌল" data-language-autonym="বাংলা" data-language-local-name="bengálčina" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/3._grupa_hemijskih_elemenata" title="3. grupa hemijskih elemenata – bosniačtina" lang="bs" hreflang="bs" data-title="3. grupa hemijskih elemenata" data-language-autonym="Bosanski" data-language-local-name="bosniačtina" 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/Grup_3_de_la_taula_peri%C3%B2dica" title="Grup 3 de la taula periòdica – katalánčina" lang="ca" hreflang="ca" data-title="Grup 3 de la taula periòdica" data-language-autonym="Català" data-language-local-name="katalánčina" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/3._skupina" title="3. skupina – čeština" lang="cs" hreflang="cs" data-title="3. skupina" data-language-autonym="Čeština" data-language-local-name="čeština" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Elfen_Gr%C5%B5p_3" title="Elfen Grŵp 3 – waleština" lang="cy" hreflang="cy" data-title="Elfen Grŵp 3" data-language-autonym="Cymraeg" data-language-local-name="waleština" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Scandiumgruppe" title="Scandiumgruppe – nemčina" lang="de" hreflang="de" data-title="Scandiumgruppe" data-language-autonym="Deutsch" data-language-local-name="nemčina" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en badge-Q17437798 badge-goodarticle mw-list-item" title="dobrý článok"><a href="https://en.wikipedia.org/wiki/Group_3_element" title="Group 3 element – angličtina" lang="en" hreflang="en" data-title="Group 3 element" data-language-autonym="English" data-language-local-name="angličtina" 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/Elemento_de_grupo_3" title="Elemento de grupo 3 – esperanto" lang="eo" hreflang="eo" data-title="Elemento de grupo 3" 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/Elementos_del_grupo_3" title="Elementos del grupo 3 – španielčina" lang="es" hreflang="es" data-title="Elementos del grupo 3" data-language-autonym="Español" data-language-local-name="španielčina" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/3._taldeko_elementu" title="3. taldeko elementu – baskičtina" lang="eu" hreflang="eu" data-title="3. taldeko elementu" data-language-autonym="Euskara" data-language-local-name="baskičtina" 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/%DA%AF%D8%B1%D9%88%D9%87_%DB%B3_%D8%AC%D8%AF%D9%88%D9%84_%D8%AA%D9%86%D8%A7%D9%88%D8%A8%DB%8C" title="گروه ۳ جدول تناوبی – perzština" lang="fa" hreflang="fa" data-title="گروه ۳ جدول تناوبی" data-language-autonym="فارسی" data-language-local-name="perzština" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Ryhm%C3%A4n_3_alkuaine" title="Ryhmän 3 alkuaine – fínčina" lang="fi" hreflang="fi" data-title="Ryhmän 3 alkuaine" data-language-autonym="Suomi" data-language-local-name="fínčina" 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/Groupe_3_du_tableau_p%C3%A9riodique" title="Groupe 3 du tableau périodique – francúzština" lang="fr" hreflang="fr" data-title="Groupe 3 du tableau périodique" data-language-autonym="Français" data-language-local-name="francúzština" 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/Skandiumsk%C3%B6%C3%B6l" title="Skandiumskööl – severná frízština" lang="frr" hreflang="frr" data-title="Skandiumskööl" data-language-autonym="Nordfriisk" data-language-local-name="severná frízština" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/D%C3%BAil_Ghr%C3%BApa_3" title="Dúil Ghrúpa 3 – írčina" lang="ga" hreflang="ga" data-title="Dúil Ghrúpa 3" data-language-autonym="Gaeilge" data-language-local-name="írčina" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Elementos_do_grupo_3" title="Elementos do grupo 3 – galícijčina" lang="gl" hreflang="gl" data-title="Elementos do grupo 3" data-language-autonym="Galego" data-language-local-name="galícijčina" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A7%D7%91%D7%95%D7%A6%D7%AA_%D7%99%D7%A1%D7%95%D7%93%D7%95%D7%AA_3" title="קבוצת יסודות 3 – hebrejčina" lang="he" hreflang="he" data-title="קבוצת יסודות 3" data-language-autonym="עברית" data-language-local-name="hebrejčina" 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%B8%E0%A4%AE%E0%A5%82%E0%A4%B9_%E0%A5%A9_%E0%A4%A4%E0%A4%A4%E0%A5%8D%E0%A4%B5" title="समूह ३ तत्व – hindčina" lang="hi" hreflang="hi" data-title="समूह ३ तत्व" data-language-autonym="हिन्दी" data-language-local-name="hindčina" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Unsur_golongan_3" title="Unsur golongan 3 – indonézština" lang="id" hreflang="id" data-title="Unsur golongan 3" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonézština" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Elementi_del_gruppo_3" title="Elementi del gruppo 3 – taliančina" lang="it" hreflang="it" data-title="Elementi del gruppo 3" data-language-autonym="Italiano" data-language-local-name="taliančina" 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/%E7%AC%AC3%E6%97%8F%E5%85%83%E7%B4%A0" title="第3族元素 – japončina" lang="ja" hreflang="ja" data-title="第3族元素" data-language-autonym="日本語" data-language-local-name="japončina" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/3%EC%A1%B1_%EC%9B%90%EC%86%8C" title="3족 원소 – kórejčina" lang="ko" hreflang="ko" data-title="3족 원소" data-language-autonym="한국어" data-language-local-name="kórejčina" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Grupp_3_de_la_taula_peri%C3%B2dica" title="Grupp 3 de la taula periòdica – lombardčina" lang="lmo" hreflang="lmo" data-title="Grupp 3 de la taula periòdica" data-language-autonym="Lombard" data-language-local-name="lombardčina" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%93%D1%80%D1%83%D0%BF%D0%B0_3_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%BD%D0%B8%D0%BE%D1%82_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC" title="Група 3 на периодниот систем – macedónčina" lang="mk" hreflang="mk" data-title="Група 3 на периодниот систем" data-language-autonym="Македонски" data-language-local-name="macedónčina" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Unsur_kumpulan_3" title="Unsur kumpulan 3 – malajčina" lang="ms" hreflang="ms" data-title="Unsur kumpulan 3" data-language-autonym="Bahasa Melayu" data-language-local-name="malajčina" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Cheemsch_Elementen_vun_de_3._Grupp" title="Cheemsch Elementen vun de 3. Grupp – dolná nemčina" lang="nds" hreflang="nds" data-title="Cheemsch Elementen vun de 3. Grupp" data-language-autonym="Plattdüütsch" data-language-local-name="dolná nemčina" 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%81%E0%A4%9A%E0%A4%83_%E0%A5%A9_%E0%A4%A4%E0%A4%A4%E0%A5%8D%E0%A4%A4%E0%A5%8D%E0%A4%B5" title="पुचः ३ तत्त्व – nevárčina" lang="new" hreflang="new" data-title="पुचः ३ तत्त्व" data-language-autonym="नेपाल भाषा" data-language-local-name="nevárčina" 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/Scandiumgroep" title="Scandiumgroep – holandčina" lang="nl" hreflang="nl" data-title="Scandiumgroep" data-language-autonym="Nederlands" data-language-local-name="holandčina" 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/Gruppe_3" title="Gruppe 3 – nórčina (nynorsk)" lang="nn" hreflang="nn" data-title="Gruppe 3" data-language-autonym="Norsk nynorsk" data-language-local-name="nórčina (nynorsk)" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Grop_3_de_la_taula_periodica" title="Grop 3 de la taula periodica – okcitánčina" lang="oc" hreflang="oc" data-title="Grop 3 de la taula periodica" data-language-autonym="Occitan" data-language-local-name="okcitánčina" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%97%E0%A8%B0%E0%A9%81%E0%A9%B1%E0%A8%AA_3_%E0%A8%A4%E0%A9%B1%E0%A8%A4" title="ਗਰੁੱਪ 3 ਤੱਤ – pandžábčina" lang="pa" hreflang="pa" data-title="ਗਰੁੱਪ 3 ਤੱਤ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="pandžábčina" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Skandowce" title="Skandowce – poľština" lang="pl" hreflang="pl" data-title="Skandowce" data-language-autonym="Polski" data-language-local-name="poľština" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Elementos_do_Grupo_3" title="Elementos do Grupo 3 – portugalčina" lang="pt" hreflang="pt" data-title="Elementos do Grupo 3" data-language-autonym="Português" data-language-local-name="portugalčina" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Grupa_Scandiului" title="Grupa Scandiului – rumunčina" lang="ro" hreflang="ro" data-title="Grupa Scandiului" data-language-autonym="Română" data-language-local-name="rumunčina" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9F%D0%BE%D0%B4%D0%B3%D1%80%D1%83%D0%BF%D0%BF%D0%B0_%D1%81%D0%BA%D0%B0%D0%BD%D0%B4%D0%B8%D1%8F" title="Подгруппа скандия – ruština" lang="ru" hreflang="ru" data-title="Подгруппа скандия" data-language-autonym="Русский" data-language-local-name="ruština" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/3._grupa_hemijskih_elemenata" title="3. grupa hemijskih elemenata – srbochorvátčina" lang="sh" hreflang="sh" data-title="3. grupa hemijskih elemenata" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="srbochorvátčina" 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/Group_3_element" title="Group 3 element – Simple English" lang="en-simple" hreflang="en-simple" data-title="Group 3 element" 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-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Skandijeva_skupina" title="Skandijeva skupina – slovinčina" lang="sl" hreflang="sl" data-title="Skandijeva skupina" data-language-autonym="Slovenščina" data-language-local-name="slovinčina" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-so mw-list-item"><a href="https://so.wikipedia.org/wiki/Qaybta_3_ee_curiye" title="Qaybta 3 ee curiye – somálčina" lang="so" hreflang="so" data-title="Qaybta 3 ee curiye" data-language-autonym="Soomaaliga" data-language-local-name="somálčina" class="interlanguage-link-target"><span>Soomaaliga</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Grupi_i_tret%C3%AB_i_elementeve_kimike" title="Grupi i tretë i elementeve kimike – albánčina" lang="sq" hreflang="sq" data-title="Grupi i tretë i elementeve kimike" data-language-autonym="Shqip" data-language-local-name="albánčina" 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/3._%D0%B3%D1%80%D1%83%D0%BF%D0%B0_%D1%85%D0%B5%D0%BC%D0%B8%D1%98%D1%81%D0%BA%D0%B8%D1%85_%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D0%B0%D1%82%D0%B0" title="3. група хемијских елемената – srbčina" lang="sr" hreflang="sr" data-title="3. група хемијских елемената" data-language-autonym="Српски / srpski" data-language-local-name="srbčina" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Grupp_3-element" title="Grupp 3-element – švédčina" lang="sv" hreflang="sv" data-title="Grupp 3-element" data-language-autonym="Svenska" data-language-local-name="švédčina" 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/Elementi_za_kundi_la_3" title="Elementi za kundi la 3 – swahilčina" lang="sw" hreflang="sw" data-title="Elementi za kundi la 3" data-language-autonym="Kiswahili" data-language-local-name="swahilčina" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%A8%E0%AF%86%E0%AE%9F%E0%AF%81%E0%AE%99%E0%AF%8D%E0%AE%95%E0%AF%81%E0%AE%B4%E0%AF%81_3_%E0%AE%A4%E0%AE%A9%E0%AE%BF%E0%AE%AE%E0%AE%99%E0%AF%8D%E0%AE%95%E0%AE%B3%E0%AF%8D" title="நெடுங்குழு 3 தனிமங்கள் – tamilčina" lang="ta" hreflang="ta" data-title="நெடுங்குழு 3 தனிமங்கள்" data-language-autonym="தமிழ்" data-language-local-name="tamilčina" 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%97%E0%B1%8D%E0%B0%B0%E0%B1%82%E0%B0%AA%E0%B1%8D_3_%E0%B0%AE%E0%B1%82%E0%B0%B2%E0%B0%95%E0%B0%82" title="గ్రూప్ 3 మూలకం – telugčina" lang="te" hreflang="te" data-title="గ్రూప్ 3 మూలకం" data-language-autonym="తెలుగు" data-language-local-name="telugčina" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%98%E0%B8%B2%E0%B8%95%E0%B8%B8%E0%B8%AB%E0%B8%A1%E0%B8%B9%E0%B9%88_3" title="ธาตุหมู่ 3 – thajčina" lang="th" hreflang="th" data-title="ธาตุหมู่ 3" data-language-autonym="ไทย" data-language-local-name="thajčina" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/3._grup_elementi" title="3. grup elementi – turečtina" lang="tr" hreflang="tr" data-title="3. grup elementi" data-language-autonym="Türkçe" data-language-local-name="turečtina" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%93%D1%80%D1%83%D0%BF%D0%B0_3_%D0%BF%D0%B5%D1%80%D1%96%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%BE%D1%97_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B8_%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82%D1%96%D0%B2" title="Група 3 періодичної системи елементів – ukrajinčina" lang="uk" hreflang="uk" data-title="Група 3 періодичної системи елементів" data-language-autonym="Українська" data-language-local-name="ukrajinčina" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Nh%C3%B3m_nguy%C3%AAn_t%E1%BB%91_3" title="Nhóm nguyên tố 3 – vietnamčina" lang="vi" hreflang="vi" data-title="Nhóm nguyên tố 3" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamčina" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/3%E6%97%8F%E5%85%83%E7%B4%A0" title="3族元素 – čínština (wu)" lang="wuu" hreflang="wuu" data-title="3族元素" data-language-autonym="吴语" data-language-local-name="čínština (wu)" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/3%E6%97%8F%E5%85%83%E7%B4%A0" title="3族元素 – čínština" lang="zh" hreflang="zh" data-title="3族元素" data-language-autonym="中文" data-language-local-name="čínština" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a 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lang="sk" dir="ltr"><table align="right" style="border:1px solid #ccc; padding:3px; margin:0.5em 0em 0.8em 1.4em; width: 110px;"> <tbody><tr> <th width="50%"><a href="/wiki/Skupina_(periodick%C3%A1_tabu%C4%BEka)" title="Skupina (periodická tabuľka)">Skupina</a> </th> <th width="50%">3 </th></tr> <tr> <th><a href="/wiki/Peri%C3%B3da_(periodick%C3%A1_tabu%C4%BEka)" title="Perióda (periodická tabuľka)">Perióda</a> <p><br /> </p> </th></tr> <tr> <th align="left" valign="center">4 </th> <td style="text-align: center; background-color: #ffffee; border: 2px solid black;">21<br /><b><a href="/wiki/Skandium" title="Skandium">Sc</a></b> </td></tr> <tr> <th align="left" valign="center">5 </th> <td style="text-align: center; background-color: #ffffee; border: 2px solid black;">39<br /><b><a href="/wiki/Ytrium" title="Ytrium">Y</a></b> </td></tr> <tr> <th align="left" valign="center">6 </th> <td style="text-align: center; background-color: #ffffee; border: 2px solid black;">71<br /><b><a href="/wiki/Lut%C3%A9cium" title="Lutécium">Lu</a></b> </td></tr> <tr> <th align="left" valign="center">7 </th> <td style="text-align: center; background-color: #ffffee; border: 2px solid black;">103<br /><b><a href="/wiki/Lawrencium" title="Lawrencium">Lr</a></b> </td></tr> <tr> <th align="left"><a href="/wiki/2._skupina" title="2. skupina"><<</a> </th> <th align="right"><a href="/wiki/4._skupina" title="4. skupina">>></a> </th></tr> <tr> <td colspan="2" title="Portál, ktorého súčasťou je táto stránka" style="text-align:center; border-top: 1px solid #aaa;"><div style="border: solid #aaa 1px; background: #f9f9f9; padding: 0ex 1ex; display:inline-table; padding: 0ex 0.05ex; border-style:none; background:transparent;" title="Portál, ktorého súčasťou je táto stránka"> <table style="margin: 0; padding: 0ex"> <tbody><tr> <td style="vertical-align:middle;margin: 0;border:none;"> </td> <td style="text-align:left;border:none;"><span class="noviewer" typeof="mw:File"><a href="/wiki/Port%C3%A1l:Ch%C3%A9mia" title="Chemický portál"><img alt="Chemický portál" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Chemistrylogo.svg/18px-Chemistrylogo.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Chemistrylogo.svg/27px-Chemistrylogo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Chemistrylogo.svg/36px-Chemistrylogo.svg.png 2x" data-file-width="160" data-file-height="160" /></a></span> <a href="/wiki/Port%C3%A1l:Ch%C3%A9mia" title="Portál:Chémia">Chemický portál</a> </td></tr></tbody></table></div> </td></tr></tbody></table> <p><b>3. skupina</b> je skupina periodickej tabuľky prvkov, ktorú tvoria prvky <a href="/wiki/Skandium" title="Skandium">skandium</a> (Sc), <a href="/wiki/Ytrium" title="Ytrium">ytrium</a> (Y), <a href="/wiki/Lut%C3%A9cium" title="Lutécium">lutécium</a> (Lu) a <a href="/wiki/Lawrencium" title="Lawrencium">lawrencium</a> (Lr). <a href="/wiki/Elektr%C3%B3nov%C3%A1_konfigur%C3%A1cia" title="Elektrónová konfigurácia">Elektrónová konfigurácia</a> valenčnej vrstvy je ns<sup>2</sup> (n-1)d<sup>1</sup>. Starší názov pre tretiu skupinu je <b>prvky vzácnych zemín</b>. </p><p>Všetky tieto prvky patria medzi prechodné kovy, sú elektropozitívne a vytvárajú zlúčeniny v oxidačnom čísle III. Ich zlúčeniny nie sú farebné ani paramagnetické, čím sa odlišujú od ostatných prechodných kovov. </p> <div class="mw-heading mw-heading2"><h2 id="Pozri_aj">Pozri aj</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=3._skupina&veaction=edit&section=1" title="Upraviť sekciu: Pozri aj" class="mw-editsection-visualeditor"><span>upraviť</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=3._skupina&action=edit&section=1" title="Editovat zdrojový kód sekce Pozri aj"><span>upraviť zdroj</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Skandium" title="Skandium">Skandium</a></li> <li><a href="/wiki/Ytrium" title="Ytrium">Ytrium</a></li> <li><a href="/wiki/Lut%C3%A9cium" title="Lutécium">Lutécium</a></li> <li><a href="/wiki/Lawrencium" title="Lawrencium">Lawrencium</a></li></ul> <div role="navigation" class="navbox" aria-labelledby="Periodická_tabuľka" style="padding:3px"><table class="nowraplinks collapsible collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div class="plainlinks hlist navbar mini"><ul><li class="nv-view"><a href="/wiki/%C5%A0abl%C3%B3na:Navbox_Periodick%C3%A1_tabu%C4%BEka" title="Šablóna:Navbox Periodická tabuľka"><span title="Zobraz túto šablónu" style=";;background:none transparent;border:none;-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none; padding:0;">z</span></a></li><li class="nv-talk"><a href="/w/index.php?title=Diskusia_k_%C5%A1abl%C3%B3ne:Navbox_Periodick%C3%A1_tabu%C4%BEka&action=edit&redlink=1" class="new" title="Diskusia k šablóne:Navbox Periodická tabuľka (stránka neexistuje)"><span title="Diskusia o tejto šablóne" style=";;background:none transparent;border:none;-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none; padding:0;">d</span></a></li><li class="nv-edit"><a class="external text" href="https://sk.wikipedia.org/w/index.php?title=%C5%A0abl%C3%B3na:Navbox_Periodick%C3%A1_tabu%C4%BEka&action=edit"><span title="Upraviť túto šablónu" style=";;background:none transparent;border:none;-moz-box-shadow:none;-webkit-box-shadow:none;box-shadow:none; padding:0;">u</span></a></li></ul></div><div id="Periodická_tabuľka" style="font-size:114%;margin:0 4em"><a href="/wiki/Periodick%C3%A1_tabu%C4%BEka" title="Periodická tabuľka">Periodická tabuľka</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Skupina_(periodick%C3%A1_tabu%C4%BEka)" title="Skupina (periodická tabuľka)">Skupiny</a></th><td class="navbox-list navbox-odd hlist" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/1._skupina" title="1. skupina">1. skupina</a></li> <li><a href="/wiki/2._skupina" title="2. skupina">2. skupina</a></li> <li><a class="mw-selflink selflink">3. skupina</a></li> <li><a href="/wiki/4._skupina" title="4. skupina">4. skupina</a></li> <li><a href="/wiki/5._skupina" title="5. skupina">5. skupina</a></li> <li><a href="/wiki/6._skupina" title="6. skupina">6. skupina</a></li> <li><a href="/wiki/7._skupina" title="7. skupina">7. skupina</a></li> <li><a href="/wiki/8._skupina" title="8. skupina">8. skupina</a></li> <li><a href="/wiki/9._skupina" title="9. skupina">9. skupina</a></li> <li><a href="/wiki/10._skupina" title="10. skupina">10. skupina</a></li> <li><a href="/wiki/11._skupina" title="11. skupina">11. skupina</a></li> <li><a href="/wiki/12._skupina" title="12. skupina">12. skupina</a></li> <li><a href="/wiki/13._skupina" class="mw-redirect" title="13. skupina">13. skupina</a></li> <li><a href="/wiki/14._skupina" class="mw-redirect" title="14. skupina">14. skupina</a></li> <li><a href="/wiki/15._skupina" class="mw-redirect" title="15. skupina">15. skupina</a></li> <li><a href="/wiki/16._skupina" class="mw-redirect" title="16. skupina">16. skupina</a></li> <li><a href="/wiki/17._skupina" class="mw-redirect" title="17. skupina">17. skupina</a></li> <li><a href="/wiki/18._skupina" class="mw-redirect" title="18. skupina">18. skupina</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Peri%C3%B3da_(periodick%C3%A1_tabu%C4%BEka)" title="Perióda (periodická tabuľka)">Periódy</a></th><td class="navbox-list navbox-even hlist" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/1._peri%C3%B3da" title="1. perióda">1. perióda</a></li> <li><a href="/wiki/2._peri%C3%B3da" title="2. perióda">2. perióda</a></li> <li><a href="/wiki/3._peri%C3%B3da" title="3. perióda">3. perióda</a></li> <li><a href="/wiki/4._peri%C3%B3da" title="4. perióda">4. perióda</a></li> <li><a href="/wiki/5._peri%C3%B3da" title="5. perióda">5. perióda</a></li> <li><a href="/wiki/6._peri%C3%B3da" title="6. perióda">6. perióda</a></li> <li><a href="/wiki/7._peri%C3%B3da" title="7. perióda">7. perióda</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/S%C3%A9ria_(periodick%C3%A1_tabu%C4%BEka)" title="Séria (periodická tabuľka)">Série</a></th><td class="navbox-list navbox-odd hlist" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Alkalick%C3%BD_kov" title="Alkalický kov">alkalické kovy</a></li> <li><a href="/wiki/Kov_alkalick%C3%BDch_zem%C3%ADn" title="Kov alkalických zemín">kovy alkalických zemín</a></li> <li><a href="/wiki/Kov_vz%C3%A1cnych_zem%C3%ADn" title="Kov vzácnych zemín">kovy vzácnych zemín</a></li> <li><a href="/wiki/Lantanoid" title="Lantanoid">lantanoidy</a></li> <li><a href="/wiki/Aktinoid" title="Aktinoid">aktinoidy</a></li> <li><a href="/wiki/Prechodn%C3%BD_prvok" title="Prechodný prvok">prechodné prvky</a></li> <li><a href="/wiki/Chalkog%C3%A9n" title="Chalkogén">chalkogény</a></li> <li><a href="/wiki/Halog%C3%A9n" title="Halogén">halogény</a></li> <li><a href="/wiki/Vz%C3%A1cny_plyn" title="Vzácny plyn">vzácne plyny</a></li> <li><a href="/wiki/Kov" title="Kov">kovy</a></li> <li><a href="/wiki/Polokov" title="Polokov">polokovy</a></li> <li><a href="/wiki/Nekov" title="Nekov">nekovy</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Blok_(periodick%C3%A1_tabu%C4%BEka)" title="Blok (periodická tabuľka)">Bloky</a></th><td class="navbox-list navbox-even hlist" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a href="/wiki/Blok_s" title="Blok s">blok s</a></li> <li><a href="/wiki/Blok_p" title="Blok p">blok p</a></li> <li><a href="/wiki/Blok_d" title="Blok d">blok d</a></li> <li><a href="/wiki/Blok_f" title="Blok f">blok f</a></li></ul> </div></td></tr></tbody></table></div> <div class="NavFrame" style="clear:both"> <div class="NavHead"><a href="/wiki/Periodick%C3%A1_tabu%C4%BEka" title="Periodická tabuľka">Periodická tabuľka chemických prvkov</a> </div> <div class="NavContent"> <table border="0" cellpadding="0" cellspacing="0" align="center" style="width:100%; font-size: 95%; border-collapse: collapse;"> <tbody><tr> <td> </td> <td><a href="/wiki/1._skupina" title="1. skupina">1</a> </td> <td><a href="/wiki/2._skupina" title="2. skupina">2</a> </td> <td colspan="15" align="center"><a class="mw-selflink selflink">3</a> </td> <td><a href="/wiki/4._skupina" title="4. skupina">4</a> </td> <td><a href="/wiki/5._skupina" title="5. skupina">5</a> </td> <td><a href="/wiki/6._skupina" title="6. skupina">6</a> </td> <td><a href="/wiki/7._skupina" title="7. skupina">7</a> </td> <td><a href="/wiki/8._skupina" title="8. skupina">8</a> </td> <td><a href="/wiki/9._skupina" title="9. skupina">9</a> </td> <td><a href="/wiki/10._skupina" title="10. skupina">10</a> </td> <td><a href="/wiki/11._skupina" title="11. skupina">11</a> </td> <td><a href="/wiki/12._skupina" title="12. skupina">12</a> </td> <td><a href="/wiki/Triely" title="Triely">13</a> </td> <td><a href="/wiki/Tetrely" title="Tetrely">14</a> </td> <td><a href="/wiki/Pentely" title="Pentely">15</a> </td> <td><a href="/wiki/Chalkog%C3%A9ny" class="mw-redirect" title="Chalkogény">16</a> </td> <td><a href="/wiki/Halog%C3%A9ny" class="mw-redirect" title="Halogény">17</a> </td> <td><a href="/wiki/Vz%C3%A1cny_plyn" title="Vzácny plyn"><span title="Vzácne plyny">18</span></a> </td></tr> <tr> <td><a href="/wiki/1._peri%C3%B3da" title="1. perióda">1</a> </td> <td align="center" bgcolor="#a0ffa0" style="border:1px solid #777"><a href="/wiki/Vod%C3%ADk" title="Vodík">H</a> </td> <td align="center" colspan="30">  </td> <td align="center" bgcolor="#c0ffff" style="border:1px solid #777"><a href="/wiki/H%C3%A9lium" title="Hélium">He</a> </td></tr> <tr> <td><a href="/wiki/2._peri%C3%B3da" title="2. perióda">2</a> </td> <td align="center" bgcolor="#ff6666" style="border:1px solid #777"><a href="/wiki/L%C3%ADtium" title="Lítium">Li</a> </td> <td align="center" bgcolor="#cccccc" style="border:1px solid #777"><a href="/wiki/Ber%C3%BDlium" title="Berýlium">Be</a> </td> <td colspan="24" align="center">  </td> <td align="center" bgcolor="#cccc99" style="border:1px solid #777"><a href="/wiki/B%C3%B3r" title="Bór">B</a> </td> <td align="center" bgcolor="#a0ffa0" style="border:1px solid #777"><a href="/wiki/Uhl%C3%ADk" title="Uhlík">C</a> </td> <td align="center" bgcolor="#a0ffa0" style="border:1px solid #777"><a href="/wiki/Dus%C3%ADk" title="Dusík">N</a> </td> <td align="center" bgcolor="#a0ffa0" style="border:1px solid #777"><a href="/wiki/Kysl%C3%ADk" title="Kyslík">O</a> </td> <td align="center" bgcolor="#ffff99" style="border:1px solid #777"><a href="/wiki/Flu%C3%B3r" title="Fluór">F</a> </td> <td align="center" bgcolor="#c0ffff" style="border:1px solid #777"><a href="/wiki/Ne%C3%B3n" title="Neón">Ne</a> </td></tr> <tr> <td><a href="/wiki/3._peri%C3%B3da" title="3. perióda">3</a> </td> <td align="center" bgcolor="#ff6666" style="border:1px solid #777"><a href="/wiki/Sod%C3%ADk" title="Sodík">Na</a> </td> <td align="center" bgcolor="#cccccc" style="border:1px solid #777"><a href="/wiki/Hor%C4%8D%C3%ADk" title="Horčík">Mg</a> </td> <td colspan="24" align="center">  </td> <td align="center" bgcolor="#cccccc" style="border:1px solid #777"><a href="/wiki/Hlin%C3%ADk" title="Hliník">Al</a> </td> <td align="center" bgcolor="#cccc99" style="border:1px solid #777"><a href="/wiki/Krem%C3%ADk" title="Kremík">Si</a> </td> <td align="center" bgcolor="#a0ffa0" style="border:1px solid #777"><a href="/wiki/Fosfor" title="Fosfor">P</a> </td> <td align="center" bgcolor="#a0ffa0" style="border:1px solid #777"><a href="/wiki/S%C3%ADra" title="Síra">S</a> </td> <td align="center" bgcolor="#ffff99" style="border:1px solid #777"><a href="/wiki/Chl%C3%B3r" title="Chlór">Cl</a> </td> <td align="center" bgcolor="#c0ffff" style="border:1px solid #777"><a href="/wiki/Arg%C3%B3n" title="Argón">Ar</a> </td></tr> <tr> <td><a href="/wiki/4._peri%C3%B3da" title="4. perióda">4</a> </td> <td align="center" bgcolor="#ff6666" style="border:1px solid #777"><a href="/wiki/Drasl%C3%ADk" title="Draslík">K</a> </td> <td align="center" bgcolor="#ffdead" style="border:1px solid #777"><a href="/wiki/V%C3%A1pnik" title="Vápnik">Ca</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Skandium" title="Skandium">Sc</a> </td> <td colspan="14" align="center">  </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Tit%C3%A1n_(chemick%C3%BD_prvok)" title="Titán (chemický prvok)">Ti</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Van%C3%A1d" title="Vanád">V</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Chr%C3%B3m" title="Chróm">Cr</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Mang%C3%A1n" title="Mangán">Mn</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/%C5%BDelezo" title="Železo">Fe</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Kobalt" title="Kobalt">Co</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Nikel" title="Nikel">Ni</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Me%C4%8F" title="Meď">Cu</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Zinok" title="Zinok">Zn</a> </td> <td align="center" bgcolor="#cccccc" style="border:1px solid #777"><a href="/wiki/G%C3%A1lium" title="Gálium">Ga</a> </td> <td align="center" bgcolor="#cccc99" style="border:1px solid #777"><a href="/wiki/Germ%C3%A1nium" title="Germánium">Ge</a> </td> <td align="center" bgcolor="#cccc99" style="border:1px solid #777"><a href="/wiki/Arz%C3%A9n" title="Arzén">As</a> </td> <td align="center" bgcolor="#a0ffa0" style="border:1px solid #777"><a href="/wiki/Sel%C3%A9n" title="Selén">Se</a> </td> <td align="center" bgcolor="#ffff99" style="border:1px solid #777"><a href="/wiki/Br%C3%B3m" title="Bróm">Br</a> </td> <td align="center" bgcolor="#c0ffff" style="border:1px solid #777"><a href="/wiki/Krypt%C3%B3n" title="Kryptón">Kr</a> </td></tr> <tr> <td><a href="/wiki/5._peri%C3%B3da" title="5. perióda">5</a> </td> <td align="center" bgcolor="#ff6666" style="border:1px solid #777"><a href="/wiki/Rub%C3%ADdium" title="Rubídium">Rb</a> </td> <td align="center" bgcolor="#ffdead" style="border:1px solid #777"><a href="/wiki/Stroncium" title="Stroncium">Sr</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Ytrium" title="Ytrium">Y</a> </td> <td colspan="14" align="center">  </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Zirk%C3%B3nium" title="Zirkónium">Zr</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Ni%C3%B3b" title="Niób">Nb</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Molybd%C3%A9n" title="Molybdén">Mo</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Techn%C3%A9cium" title="Technécium">Tc</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Rut%C3%A9nium" title="Ruténium">Ru</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/R%C3%B3dium" title="Ródium">Rh</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Pal%C3%A1dium" title="Paládium">Pd</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Striebro" title="Striebro">Ag</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Kadmium" title="Kadmium">Cd</a> </td> <td align="center" bgcolor="#cccccc" style="border:1px solid #777"><a href="/wiki/Indium" title="Indium">In</a> </td> <td align="center" bgcolor="#cccccc" style="border:1px solid #777"><a href="/wiki/C%C3%ADn" title="Cín">Sn</a> </td> <td align="center" bgcolor="#cccc99" style="border:1px solid #777"><a href="/wiki/Antim%C3%B3n" title="Antimón">Sb</a> </td> <td align="center" bgcolor="#cccc99" style="border:1px solid #777"><a href="/wiki/Tel%C3%BAr" title="Telúr">Te</a> </td> <td align="center" bgcolor="#ffff99" style="border:1px solid #777"><a href="/wiki/J%C3%B3d" title="Jód">I</a> </td> <td align="center" bgcolor="#c0ffff" style="border:1px solid #777"><a href="/wiki/Xen%C3%B3n" title="Xenón">Xe</a> </td></tr> <tr> <td width="2%" align="center"><a href="/wiki/6._peri%C3%B3da" title="6. perióda">6</a> </td> <td width="3.0625%" align="center" bgcolor="#ff6666" style="border:1px solid #777"><a href="/wiki/C%C3%A9zium" title="Cézium">Cs</a> </td> <td width="3.0625%" align="center" bgcolor="#ffdead" style="border:1px solid #777"><a href="/wiki/B%C3%A1rium" title="Bárium">Ba</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Lant%C3%A1n" title="Lantán">La</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/C%C3%A9r" title="Cér">Ce</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Prazeod%C3%BDm" title="Prazeodým">Pr</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Neod%C3%BDm" title="Neodým">Nd</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Prom%C3%A9tium" title="Prométium">Pm</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Sam%C3%A1rium" title="Samárium">Sm</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Eur%C3%B3pium" title="Európium">Eu</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Gadol%C3%ADnium" title="Gadolínium">Gd</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Terbium" title="Terbium">Tb</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Dyspr%C3%B3zium" title="Dysprózium">Dy</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Holmium" title="Holmium">Ho</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Erbium" title="Erbium">Er</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/T%C3%BAlium" title="Túlium">Tm</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Yterbium" title="Yterbium">Yb</a> </td> <td width="3.0625%" align="center" bgcolor="#ffbfff" style="border:1px solid #777"><a href="/wiki/Lut%C3%A9cium" title="Lutécium">Lu</a> </td> <td width="3.0625%" align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Hafnium" title="Hafnium">Hf</a> </td> <td width="3.0625%" align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Tantal" title="Tantal">Ta</a> </td> <td width="3.0625%" align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Volfr%C3%A1m" title="Volfrám">W</a> </td> <td width="3.0625%" align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/R%C3%A9nium" title="Rénium">Re</a> </td> <td width="3.0625%" align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Osmium" title="Osmium">Os</a> </td> <td width="3.0625%" align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Ir%C3%ADdium" title="Irídium">Ir</a> </td> <td width="3.0625%" align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Platina" title="Platina">Pt</a> </td> <td width="3.0625%" align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Zlato" title="Zlato">Au</a> </td> <td width="3.0625%" align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Ortu%C5%A5" title="Ortuť">Hg</a> </td> <td width="3.0625%" align="center" bgcolor="#cccccc" style="border:1px solid #777"><a href="/wiki/T%C3%A1lium" title="Tálium">Tl</a> </td> <td width="3.0625%" align="center" bgcolor="#cccccc" style="border:1px solid #777"><a href="/wiki/Olovo" title="Olovo">Pb</a> </td> <td width="3.0625%" align="center" bgcolor="#cccccc" style="border:1px solid #777"><a href="/wiki/Bizmut" title="Bizmut">Bi</a> </td> <td width="3.0625%" align="center" bgcolor="#cccc99" style="border:1px solid #777"><a href="/wiki/Pol%C3%B3nium" title="Polónium">Po</a> </td> <td width="3.0625%" align="center" bgcolor="#ffff99" style="border:1px solid #777"><a href="/wiki/Ast%C3%A1t" title="Astát">At</a> </td> <td width="3.0625%" align="center" bgcolor="#c0ffff" style="border:1px solid #777"><a href="/wiki/Rad%C3%B3n" title="Radón">Rn</a> </td></tr> <tr> <td><a href="/wiki/7._peri%C3%B3da" title="7. perióda">7</a> </td> <td align="center" bgcolor="#ff6666" style="border:1px solid #777"><a href="/wiki/Francium" title="Francium">Fr</a> </td> <td align="center" bgcolor="#ffdead" style="border:1px solid #777"><a href="/wiki/R%C3%A1dium" title="Rádium">Ra</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Akt%C3%ADnium" title="Aktínium">Ac</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/T%C3%B3rium" title="Tórium">Th</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Protakt%C3%ADnium" title="Protaktínium">Pa</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Ur%C3%A1n_(chemick%C3%BD_prvok)" title="Urán (chemický prvok)">U</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Nept%C3%BAnium" title="Neptúnium">Np</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Plut%C3%B3nium" title="Plutónium">Pu</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Amer%C3%ADcium" title="Amerícium">Am</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Curium" title="Curium">Cm</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Berk%C3%A9lium" title="Berkélium">Bk</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Kalifornium" title="Kalifornium">Cf</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Einsteinium" title="Einsteinium">Es</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Fermium" title="Fermium">Fm</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Mendel%C3%A9vium" title="Mendelévium">Md</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Nob%C3%A9lium" title="Nobélium">No</a> </td> <td align="center" bgcolor="#ef99cc" style="border:1px solid #777"><a href="/wiki/Lawrencium" title="Lawrencium">Lr</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Rutherfordium" title="Rutherfordium">Rf</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Dubnium" title="Dubnium">Db</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Seaborgium" title="Seaborgium">Sg</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Bohrium" title="Bohrium">Bh</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/H%C3%A1sium" title="Hásium">Hs</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Meitn%C3%A9rium" title="Meitnérium">Mt</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Darm%C5%A1t%C3%A1tium" title="Darmštátium">Ds</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/R%C3%B6ntg%C3%A9nium" title="Röntgénium">Rg</a> </td> <td align="center" bgcolor="#ffc0c0" style="border:1px solid #777"><a href="/wiki/Kopern%C3%ADcium" title="Kopernícium">Cn</a> </td> <td align="center" bgcolor="#e8e8e8" style="border:1px solid #777"><a href="/wiki/Nih%C3%B3nium" 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