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class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">nascondi</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">Inizio</div> </a> </li> <li id="toc-Sintesi" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Sintesi"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Sintesi</span> </div> </a> <ul id="toc-Sintesi-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Reattività" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Reattività"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Reattività</span> </div> </a> <button aria-controls="toc-Reattività-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Attiva/disattiva la sottosezione Reattività</span> </button> <ul id="toc-Reattività-sublist" class="vector-toc-list"> <li id="toc-Reazioni_acido-base" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Reazioni_acido-base"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Reazioni acido-base</span> </div> </a> <ul id="toc-Reazioni_acido-base-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Reazioni_redox" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Reazioni_redox"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.2</span> <span>Reazioni redox</span> </div> </a> <ul id="toc-Reazioni_redox-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Usi" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Usi"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Usi</span> </div> </a> <button aria-controls="toc-Usi-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Attiva/disattiva la sottosezione Usi</span> </button> <ul id="toc-Usi-sublist" class="vector-toc-list"> <li id="toc-Produzione_di_acido_solforico" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Produzione_di_acido_solforico"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1</span> <span>Produzione di acido solforico</span> </div> </a> <ul id="toc-Produzione_di_acido_solforico-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Altre_ossidazioni" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Altre_ossidazioni"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.2</span> <span>Altre ossidazioni</span> </div> </a> <ul id="toc-Altre_ossidazioni-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Altre_applicazioni" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Altre_applicazioni"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.3</span> <span>Altre applicazioni</span> </div> </a> <ul id="toc-Altre_applicazioni-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Attività_biologica" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Attività_biologica"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Attività biologica</span> </div> </a> <ul id="toc-Attività_biologica-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Note" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Note"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Note</span> </div> </a> <ul id="toc-Note-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Altri_progetti" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Altri_progetti"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Altri progetti</span> </div> </a> <ul id="toc-Altri_progetti-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Collegamenti_esterni" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Collegamenti_esterni"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Collegamenti esterni</span> </div> </a> <ul id="toc-Collegamenti_esterni-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="Indice" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Indice" > <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="Mostra/Nascondi l'indice" > <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">Mostra/Nascondi l'indice</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">Anidride vanadica</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="Vai a una voce in un'altra lingua. Disponibile in 34 lingue" > <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-34" 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">34 lingue</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/Vanadiumpentoksied" title="Vanadiumpentoksied - afrikaans" lang="af" hreflang="af" data-title="Vanadiumpentoksied" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%A3%D9%83%D8%B3%D9%8A%D8%AF_%D8%A7%D9%84%D9%81%D8%A7%D9%86%D8%A7%D8%AF%D9%8A%D9%88%D9%85_%D8%A7%D9%84%D8%AE%D9%85%D8%A7%D8%B3%D9%8A" title="أكسيد الفاناديوم الخماسي - arabo" lang="ar" hreflang="ar" data-title="أكسيد الفاناديوم الخماسي" data-language-autonym="العربية" data-language-local-name="arabo" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%A7%D9%88%DA%A9%D8%B3%DB%8C%D8%AF_%D9%88%D8%A7%D9%86%D8%A7%D8%AF%DB%8C%D9%88%D9%85_(V)" title="اوکسید وانادیوم (V) - South Azerbaijani" lang="azb" hreflang="azb" data-title="اوکسید وانادیوم (V)" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Vanadij(V)-oksid" title="Vanadij(V)-oksid - bosniaco" lang="bs" hreflang="bs" data-title="Vanadij(V)-oksid" data-language-autonym="Bosanski" data-language-local-name="bosniaco" 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/%C3%92xid_de_vanadi(V)" title="Òxid de vanadi(V) - catalano" lang="ca" hreflang="ca" data-title="Òxid de vanadi(V)" data-language-autonym="Català" data-language-local-name="catalano" 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/Oxid_vanadi%C4%8Dn%C3%BD" title="Oxid vanadičný - ceco" lang="cs" hreflang="cs" data-title="Oxid vanadičný" data-language-autonym="Čeština" data-language-local-name="ceco" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Vanadium(V)-oxid" title="Vanadium(V)-oxid - tedesco" lang="de" hreflang="de" data-title="Vanadium(V)-oxid" data-language-autonym="Deutsch" data-language-local-name="tedesco" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Vanadium(V)_oxide" title="Vanadium(V) oxide - inglese" lang="en" hreflang="en" data-title="Vanadium(V) oxide" data-language-autonym="English" data-language-local-name="inglese" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/%C3%93xido_de_vanadio(V)" title="Óxido de vanadio(V) - spagnolo" lang="es" hreflang="es" data-title="Óxido de vanadio(V)" data-language-autonym="Español" data-language-local-name="spagnolo" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%88%D8%A7%D9%86%D8%A7%D8%AF%DB%8C%D9%85(V)_%D8%A7%DA%A9%D8%B3%DB%8C%D8%AF" title="وانادیم(V) اکسید - persiano" lang="fa" hreflang="fa" data-title="وانادیم(V) اکسید" data-language-autonym="فارسی" data-language-local-name="persiano" 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/Divanadiinipentoksidi" title="Divanadiinipentoksidi - finlandese" lang="fi" hreflang="fi" data-title="Divanadiinipentoksidi" data-language-autonym="Suomi" data-language-local-name="finlandese" 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/Oxyde_de_vanadium(V)" title="Oxyde de vanadium(V) - francese" lang="fr" hreflang="fr" data-title="Oxyde de vanadium(V)" data-language-autonym="Français" data-language-local-name="francese" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%B5%E0%A4%A8%E0%A4%A1%E0%A4%BF%E0%A4%AF%E0%A4%AE_%E0%A4%AA%E0%A5%87%E0%A4%A8%E0%A5%8D%E0%A4%9F%E0%A4%BE%E0%A4%95%E0%A5%8D%E0%A4%B8%E0%A4%BE%E0%A4%87%E0%A4%A1" title="वनडियम पेन्टाक्साइड - hindi" lang="hi" hreflang="hi" data-title="वनडियम पेन्टाक्साइड" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Van%C3%A1dium(V)-oxid" title="Vanádium(V)-oxid - ungherese" lang="hu" hreflang="hu" data-title="Vanádium(V)-oxid" data-language-autonym="Magyar" data-language-local-name="ungherese" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Vanadium(V)_oksida" title="Vanadium(V) oksida - indonesiano" lang="id" hreflang="id" data-title="Vanadium(V) oksida" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesiano" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E4%BA%94%E9%85%B8%E5%8C%96%E3%83%90%E3%83%8A%E3%82%B8%E3%82%A6%E3%83%A0" title="五酸化バナジウム - giapponese" lang="ja" hreflang="ja" data-title="五酸化バナジウム" data-language-autonym="日本語" data-language-local-name="giapponese" 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/%EC%82%B0%ED%99%94_%EB%B0%94%EB%82%98%EB%93%90(V)" title="산화 바나듐(V) - coreano" lang="ko" hreflang="ko" data-title="산화 바나듐(V)" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%92%D0%B0%D0%BD%D0%B0%D0%B4%D0%B0%D1%82%D1%82%D0%B0%D1%80" title="Ванадаттар - kirghiso" lang="ky" hreflang="ky" data-title="Ванадаттар" data-language-autonym="Кыргызча" data-language-local-name="kirghiso" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Van%C4%81dija(V)_oks%C4%ABds" title="Vanādija(V) oksīds - lettone" lang="lv" hreflang="lv" data-title="Vanādija(V) oksīds" data-language-autonym="Latviešu" data-language-local-name="lettone" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Vanadium(V)_oksida" title="Vanadium(V) oksida - malese" lang="ms" hreflang="ms" data-title="Vanadium(V) oksida" data-language-autonym="Bahasa Melayu" data-language-local-name="malese" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Vanadium(V)oxide" title="Vanadium(V)oxide - olandese" lang="nl" hreflang="nl" data-title="Vanadium(V)oxide" data-language-autonym="Nederlands" data-language-local-name="olandese" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Tlenek_wanadu(V)" title="Tlenek wanadu(V) - polacco" lang="pl" hreflang="pl" data-title="Tlenek wanadu(V)" data-language-autonym="Polski" data-language-local-name="polacco" 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/Pent%C3%B3xido_de_van%C3%A1dio" title="Pentóxido de vanádio - portoghese" lang="pt" hreflang="pt" data-title="Pentóxido de vanádio" data-language-autonym="Português" data-language-local-name="portoghese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9E%D0%BA%D1%81%D0%B8%D0%B4_%D0%B2%D0%B0%D0%BD%D0%B0%D0%B4%D0%B8%D1%8F(V)" title="Оксид ванадия(V) - russo" lang="ru" hreflang="ru" data-title="Оксид ванадия(V)" data-language-autonym="Русский" data-language-local-name="russo" 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/Vanadijum(V)_oksid" title="Vanadijum(V) oksid - serbo-croato" lang="sh" hreflang="sh" data-title="Vanadijum(V) oksid" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbo-croato" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/Vanadijum(V)_oksid" title="Vanadijum(V) oksid - serbo" lang="sr" hreflang="sr" data-title="Vanadijum(V) oksid" data-language-autonym="Српски / srpski" data-language-local-name="serbo" 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/Vanadin(V)oxid" title="Vanadin(V)oxid - svedese" lang="sv" hreflang="sv" data-title="Vanadin(V)oxid" data-language-autonym="Svenska" data-language-local-name="svedese" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%87%E0%AE%B0%E0%AF%81%E0%AE%B5%E0%AE%A9%E0%AF%87%E0%AE%9F%E0%AE%BF%E0%AE%AF%E0%AE%AE%E0%AF%8D_%E0%AE%90%E0%AE%AF%E0%AF%8A%E0%AE%9F%E0%AF%8D%E0%AE%9A%E0%AF%88%E0%AE%9F%E0%AF%8D%E0%AE%9F%E0%AF%81" title="இருவனேடியம் ஐயொட்சைட்டு - tamil" lang="ta" hreflang="ta" data-title="இருவனேடியம் ஐயொட்சைட்டு" data-language-autonym="தமிழ்" data-language-local-name="tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Vanadyum_pentoksit" title="Vanadyum pentoksit - turco" lang="tr" hreflang="tr" data-title="Vanadyum pentoksit" data-language-autonym="Türkçe" data-language-local-name="turco" 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%9E%D0%BA%D1%81%D0%B8%D0%B4_%D0%B2%D0%B0%D0%BD%D0%B0%D0%B4%D1%96%D1%8E(V)" title="Оксид ванадію(V) - ucraino" lang="uk" hreflang="uk" data-title="Оксид ванадію(V)" data-language-autonym="Українська" data-language-local-name="ucraino" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Vanadiy_oksidlari" title="Vanadiy oksidlari - uzbeco" lang="uz" hreflang="uz" data-title="Vanadiy oksidlari" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="uzbeco" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Vanadi(V)_oxide" title="Vanadi(V) oxide - vietnamita" lang="vi" hreflang="vi" data-title="Vanadi(V) oxide" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamita" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E4%BA%94%E6%B0%A7%E5%8C%96%E4%BA%8C%E9%92%92" title="五氧化二钒 - cinese" lang="zh" hreflang="zh" data-title="五氧化二钒" data-language-autonym="中文" data-language-local-name="cinese" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E4%BA%94%E6%B0%A7%E5%8C%96%E4%BA%8C%E9%87%A9" title="五氧化二釩 - cantonese" lang="yue" hreflang="yue" data-title="五氧化二釩" data-language-autonym="粵語" data-language-local-name="cantonese" class="interlanguage-link-target"><span>粵語</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/Q409173#sitelinks-wikipedia" title="Modifica collegamenti interlinguistici" class="wbc-editpage">Modifica collegamenti</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="Namespace"> <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 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href="/w/index.php?title=Ossido_di_vanadio_(V)&redirect=no" class="mw-redirect" title="Ossido di vanadio (V)">Ossido di vanadio (V)</a></strong>)</span></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="it" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r143074810">.mw-parser-output .sinottico{background-color:#f8f9fa;border:1px solid #c8ccd1;border-spacing:0;clear:right;float:right;font-size:95%;line-height:1.4em;margin:0 0 1em 1.5em;width:280px}.mw-parser-output .sinottico caption{font-weight:bold}.mw-parser-output .sinottico>tbody>tr>th:not(:only-child),.mw-parser-output .sinottico_annidata>tbody>tr>th:not(:only-child){background-color:#f3f3f3;border-right:1px solid #e5e5e8;text-align:left;vertical-align:top}.mw-parser-output .sinottico>tbody>tr:not(:last-child)>td,.mw-parser-output .sinottico>tbody>tr:not(:last-child)>th,.mw-parser-output .sinottico_annidata>tbody>tr>td,.mw-parser-output .sinottico_annidata>tbody>tr>th{border-bottom:1px solid #e0e0e0}.mw-parser-output .sinottico>tbody>tr>td,.mw-parser-output .sinottico>tbody>tr>th:not(:only-child),.mw-parser-output .sinottico_annidata>tbody>tr>td,.mw-parser-output .sinottico_annidata>tbody>tr>th:not(:only-child){padding:.25em .4em}.mw-parser-output .sinottico>tbody>tr>td,.mw-parser-output .sinottico_annidata>tbody>tr>td{vertical-align:middle}.mw-parser-output .sinottico>tbody>tr>td>hr:only-child{margin:0.4em 0.2em}.mw-parser-output .sinottico ul{margin:0 0 0 1em;padding:0}.mw-parser-output .sinottico_annidata{border-spacing:0;margin:0 -.4em;width:calc(100% + calc(.4em*2))}.mw-parser-output .sinottico_annidata:last-child{margin-bottom:-.2em}.mw-parser-output .sinottico_annidata:last-child>tbody>tr:last-child>td,.mw-parser-output .sinottico_annidata:last-child>tbody>tr:last-child>th{border-bottom:none}.mw-parser-output .sinottico_divisione+.sinottico_divisione>th,.mw-parser-output .sinottico_testata+.sinottico_divisione>th{border-top:2px solid #f8f9fa}.mw-parser-output .sinottico_divisione th{background-color:#eeeeee;padding:.15em .4em;text-align:center}.mw-parser-output .sinottico_piede{text-align:center;font-size:90%;background:#EFEFEF}.mw-parser-output .sinottico_piede2{background-color:white;font-size:xx-small;padding-bottom:0;text-align:right}.mw-parser-output .sinottico_sottotitolo{font-size:80%}.mw-parser-output .sinottico_testata th{background-color:#dedede;font-size:116%;padding:.2em .4em;text-align:center}.mw-parser-output .sinottico_testo_centrale{text-align:center}</style><table class="infobox sinottico" summary="Tabella sinottica che riassume i principali dati del soggetto" style="width:300px;"><tbody><tr class="sinottico_testata"><th colspan="2" style="background-color:#AADDFF;">Anidride vanadica</th></tr><tr><td class="sinottico_testo_centrale" colspan="2"><figure class="mw-halign-center" typeof="mw:File/Frameless"><a href="/wiki/File:Vanadium-pentoxide-monolayer-3D-balls.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/17/Vanadium-pentoxide-monolayer-3D-balls.png/260px-Vanadium-pentoxide-monolayer-3D-balls.png" decoding="async" width="260" height="178" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/17/Vanadium-pentoxide-monolayer-3D-balls.png/390px-Vanadium-pentoxide-monolayer-3D-balls.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/17/Vanadium-pentoxide-monolayer-3D-balls.png/520px-Vanadium-pentoxide-monolayer-3D-balls.png 2x" data-file-width="1038" data-file-height="710" /></a><figcaption></figcaption></figure> </td></tr><tr><td class="sinottico_testo_centrale" colspan="2"><figure class="mw-halign-center" typeof="mw:File/Frameless"><a href="/wiki/File:Vanadium(V)_oxide.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/eb/Vanadium%28V%29_oxide.jpg/200px-Vanadium%28V%29_oxide.jpg" decoding="async" width="200" height="203" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/eb/Vanadium%28V%29_oxide.jpg/300px-Vanadium%28V%29_oxide.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/e/eb/Vanadium%28V%29_oxide.jpg 2x" data-file-width="316" data-file-height="321" /></a><figcaption></figcaption></figure> </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background-color:#DDEEFF;">Nome <a href="/wiki/Unione_internazionale_di_chimica_pura_e_applicata" title="Unione internazionale di chimica pura e applicata">IUPAC</a></th></tr><tr><td class="sinottico_testo_centrale" colspan="2">pentossido di divanadio </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background-color:#DDEEFF;">Nomi alternativi</th></tr><tr><td class="sinottico_testo_centrale" colspan="2">ossido di vanadio(V), anidride vanadica </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background-color:#AAEEFF;">Caratteristiche generali</th></tr><tr><th><a href="/wiki/Formula_bruta" title="Formula bruta">Formula bruta</a> o <a href="/wiki/Formula_molecolare" title="Formula molecolare">molecolare</a></th><td>V<sub>2</sub>O<sub>5</sub> </td></tr><tr><th><a href="/wiki/Massa_molecolare" title="Massa molecolare">Massa molecolare</a> (<a href="/wiki/Unit%C3%A0_di_massa_atomica" title="Unità di massa atomica">u</a>)</th><td>181,88 g/mol </td></tr><tr><th><a href="/wiki/Colore" title="Colore">Aspetto</a></th><td>solido giallo </td></tr><tr><th><a href="/wiki/Numero_CAS" title="Numero CAS">Numero CAS</a></th><td><span class="reflink plainlinksneverexpand"><span class="noarchive"><a class="external text" href="https://iw.toolforge.org/magnustools/cas.php?language=it&cas=1314-62-1">1314-62-1</a></span></span> </td></tr><tr><th><a href="/wiki/Numero_EINECS" title="Numero EINECS">Numero EINECS</a></th><td>215-239-8 </td></tr><tr><th><a href="/wiki/PubChem" title="PubChem">PubChem</a></th><td><a rel="nofollow" class="external text" href="http://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=14814">14814</a> </td></tr><tr><th><a href="/wiki/SMILES" title="SMILES">SMILES</a></th><td><div style="word-break: break-all;"><code style="background-color:transparent; border:none">O=[V](=O)O[V](=O)=O</code></div> </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background-color:#AAEEFF;">Proprietà chimico-fisiche</th></tr><tr><th><a href="/wiki/Densit%C3%A0" title="Densità">Densità</a> (g/cm<sup>3</sup>, in <a href="/wiki/Condizioni_standard" title="Condizioni standard">c.s.</a>)</th><td>3,36 (20 °C) </td></tr><tr><th><a href="/wiki/Solubilit%C3%A0" title="Solubilità">Solubilità</a> in <a href="/wiki/Acqua" title="Acqua">acqua</a></th><td>(20 °C) appena solubile </td></tr><tr><th><a href="/wiki/Temperatura_di_fusione" class="mw-redirect" title="Temperatura di fusione">Temperatura di fusione</a></th><td>690 °C (963 K) </td></tr><tr><th><a href="/wiki/Temperatura_di_ebollizione" class="mw-redirect" title="Temperatura di ebollizione">Temperatura di ebollizione</a></th><td>1.750 °C (~2.023 K) (decomposizione) </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background-color:#AAEEFF;">Indicazioni di sicurezza</th></tr><tr class="sinottico_divisione"><th colspan="2" style="background-color:#DDEEFF; font-weight:normal;"><a href="/wiki/Simboli_di_rischio_chimico" title="Simboli di rischio chimico">Simboli di rischio chimico</a></th></tr><tr><td class="sinottico_testo_centrale" colspan="2"><span typeof="mw:File"><a href="/wiki/File:GHS-pictogram-skull.svg" class="mw-file-description" title="tossicità acuta"><img alt="tossicità acuta" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/58/GHS-pictogram-skull.svg/50px-GHS-pictogram-skull.svg.png" decoding="async" width="50" height="50" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/58/GHS-pictogram-skull.svg/75px-GHS-pictogram-skull.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/58/GHS-pictogram-skull.svg/100px-GHS-pictogram-skull.svg.png 2x" data-file-width="724" data-file-height="724" /></a></span> <span typeof="mw:File"><a href="/wiki/File:GHS-pictogram-pollu.svg" class="mw-file-description" title="pericoloso per l'ambiente"><img alt="pericoloso per l'ambiente" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b9/GHS-pictogram-pollu.svg/50px-GHS-pictogram-pollu.svg.png" decoding="async" width="50" height="50" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b9/GHS-pictogram-pollu.svg/75px-GHS-pictogram-pollu.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b9/GHS-pictogram-pollu.svg/100px-GHS-pictogram-pollu.svg.png 2x" data-file-width="724" data-file-height="724" /></a></span> <span typeof="mw:File"><a href="/wiki/File:GHS-pictogram-silhouette.svg" class="mw-file-description" title="tossico a lungo termine"><img alt="tossico a lungo termine" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/21/GHS-pictogram-silhouette.svg/50px-GHS-pictogram-silhouette.svg.png" decoding="async" width="50" height="50" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/21/GHS-pictogram-silhouette.svg/75px-GHS-pictogram-silhouette.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/21/GHS-pictogram-silhouette.svg/100px-GHS-pictogram-silhouette.svg.png 2x" data-file-width="724" data-file-height="724" /></a></span>  </td></tr><tr><td class="sinottico_testo_centrale" colspan="2">pericolo </td></tr><tr><th><a href="/wiki/Frasi_H" class="mw-redirect" title="Frasi H">Frasi H</a></th><td><abbr title="Letale se ingerito.">300 </abbr>- <abbr title="Letale per contatto con la pelle.">310 </abbr>- <abbr title="Nocivo se inalato.">332 </abbr>- <abbr title="Sospettato di provocare alterazioni genetiche.">341 </abbr>- <abbr title="Sospettato di nuocere alla fertilità o al feto.">361 </abbr>- <abbr title="Provoca danni agli organi in caso di esposizione prolungata o ripetuta.">372 </abbr>- <abbr title="Può irritare le vie respiratorie.">335 </abbr>- <abbr title="Tossico per gli organismi acquatici con effetti di lunga durata.">411 </abbr> </td></tr><tr><th><a href="/wiki/Consigli_P" title="Consigli P">Consigli P</a></th><td><abbr title="Non respirare la polvere / i fumi / i gas / la nebbia / i vapori / gli aerosol.">260 </abbr>- <abbr title="In caso di ingestione: contattare immediatamente un centro antiveleni o un medico.">301+310 </abbr>- <abbr title="In caso di contatto con la pelle: lavare delicatamente e abbondantemente con acqua e sapone.">302+350 </abbr>- <abbr title="Togliersi di dosso immediatamente tutti gli indumenti contaminati.">361 </abbr>- <abbr title="Conservare sotto chiave.">405 </abbr>- <abbr title="Smaltire il prodotto / recipiente in... (vedi nota)">501 </abbr><sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </td></tr><tr><td class="sinottico_piede2 noprint nomobile metadata" colspan="2"><a href="https://www.wikidata.org/wiki/Q409173" class="extiw" title="d:Q409173"><span title="Modifica i dati della voce Anidride vanadica su Wikidata">Modifica dati su Wikidata</span></a><b> ·</b> <a href="/wiki/Template:Composto_chimico/man" title="Template:Composto chimico/man"><span title="Manuale del template Composto chimico">Manuale</span></a></td></tr></tbody></table> <p>L'<b>anidride vanadica</b> (o <b>ossido di vanadio(V)</b> o <b>pentossido di divanadio</b>) nota anche come <b>vanadia</b>,<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> è il <a href="/wiki/Composto_chimico" title="Composto chimico">composto chimico</a> di <a href="/wiki/Formula_chimica" title="Formula chimica">formula</a> V<sub>2</sub>O<sub>5</sub>. Alternativamente nota come <b>pentossido di vanadio</b>, questo solido giallo-arancio è il più importante composto del <a href="/wiki/Vanadio" title="Vanadio">vanadio</a>.<sup id="cite_ref-greenwood_5-0" class="reference"><a href="#cite_note-greenwood-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> Per riscaldamento perde <a href="/wiki/Ossigeno" title="Ossigeno">ossigeno</a> in modo reversibile. Per questa caratteristica l'anidride vanadica catalizza molte reazioni di ossidazione; quella utilizzata su più larga scala è l'ossidazione del <a href="/wiki/Diossido_di_zolfo" class="mw-redirect" title="Diossido di zolfo">diossido di zolfo</a> (SO<sub>2</sub>) per la produzione di <a href="/wiki/Acido_solforico" title="Acido solforico">acido solforico</a> (H<sub>2</sub>SO<sub>4</sub>). È un composto <a href="/wiki/Tossico" class="mw-redirect" title="Tossico">tossico</a>, leggermente solubile in acqua, a differenza della maggior parte degli <a href="/wiki/Ossidi" class="mw-redirect" title="Ossidi">ossidi</a> dei <a href="/wiki/Metalli_di_transizione" class="mw-redirect" title="Metalli di transizione">metalli di transizione</a> che sono insolubili. L'anidride vanadica è un ossido <a href="/wiki/Anfotero" title="Anfotero">anfotero</a>, e spesso reagisce come <a href="/wiki/Ossido-riduzione" class="mw-redirect" title="Ossido-riduzione">ossidante</a>. In natura l'anidride vanadica si trova nel minerale <a href="/wiki/Shcherbinaite" title="Shcherbinaite">shcherbinaite</a>; molto raro, lo si ritrova solo in alcune <a href="/wiki/Fumarole" class="mw-redirect" title="Fumarole">fumarole</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Sintesi">Sintesi</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=1" title="Modifica la sezione Sintesi" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=1" title="Edit section's source code: Sintesi"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>L'anidride vanadica per uso tecnico è ottenuta come polvere nera da usare nella produzione di vanadio metallico e <a href="/wiki/Ferrovanadio" title="Ferrovanadio">ferrovanadio</a>.<sup id="cite_ref-greenwood_5-1" class="reference"><a href="#cite_note-greenwood-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> In questo caso si parte da un minerale di vanadio come la <a href="/wiki/Vanadinite" title="Vanadinite">vanadinite</a> o la <a href="/wiki/Carnotite" title="Carnotite">carnotite</a>, o da altro residuo contenente vanadio, e lo si arrostisce con <a href="/wiki/Carbonato_di_sodio" title="Carbonato di sodio">carbonato di sodio</a> (Na<sub>2</sub>CO<sub>3</sub>) ottenendo <a href="/wiki/Metavanadato_di_sodio" class="mw-redirect" title="Metavanadato di sodio">metavanadato di sodio</a> (NaVO<sub>3</sub>). Questo materiale è acidificato con <a href="/wiki/Acido_solforico" title="Acido solforico">acido solforico</a> (H<sub>2</sub>SO<sub>4</sub>) formando un polivanadato che precipita, ed è quindi fuso a 690 °C per ottenere anidride vanadica grezza. </p><p>L'anidride vanadica è anche il prodotto principale che si ottiene scaldando il vanadio metallico in eccesso di ossigeno, ma in questo modo il prodotto è contaminato da altri ossidi. In laboratorio, un buon metodo per preparare anidride vanadica è decomporre il metavanadato d'ammonio a circa 200 °C: </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {2NH4VO3->V2O5(s)\ +\ 2NH3\ +\ H2O}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>NH</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>4</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>VO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mo stretchy="false">⟶</mo> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>NH</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <msubsup> <mtext>H</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mtext>O</mtext> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {2NH4VO3->V2O5(s)\ +\ 2NH3\ +\ H2O}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6f69a191e6ba35bdb236338ebd6ad1f590a822d3" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:42.876ex; height:3.009ex;" alt="{\displaystyle {\ce {2NH4VO3->V2O5(s)\ +\ 2NH3\ +\ H2O}}}" /></span></dd></dl> <div class="mw-heading mw-heading2"><h2 id="Reattività"><span id="Reattivit.C3.A0"></span>Reattività</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=2" title="Modifica la sezione Reattività" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=2" title="Edit section's source code: Reattività"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Reazioni_acido-base">Reazioni acido-base</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=3" title="Modifica la sezione Reazioni acido-base" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=3" title="Edit section's source code: Reazioni acido-base"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>L'anidride vanadica è un ossido <a href="/wiki/Anfotero" title="Anfotero">anfotero</a>. Reagisce quindi con <a href="/wiki/Acido_forte" title="Acido forte">acidi forti</a> non riducenti formando soluzioni che contengono ioni diossovanadio(V) (VO<sub>2</sub><sup>+</sup>) di colore giallo pallido: </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {V2O5\ +\ 2HNO3->2VO2^{+}\ +\ 2NO3^{-}\ +\ H2O}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>HNO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mo stretchy="false">⟶</mo> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>VO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mo>+</mo> </mrow> </msubsup> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>NO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msubsup> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <msubsup> <mtext>H</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mtext>O</mtext> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {V2O5\ +\ 2HNO3->2VO2^{+}\ +\ 2NO3^{-}\ +\ H2O}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/b55b6eaa14364925ae6252b6244acbc17d9922d7" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:48.487ex; height:3.176ex;" alt="{\displaystyle {\ce {V2O5\ +\ 2HNO3->2VO2^{+}\ +\ 2NO3^{-}\ +\ H2O}}}" /></span></dd></dl> <p>Da queste soluzioni il catione VO<sub>2</sub><sup>+</sup> è isolabile come nitrato, VO<sub>2</sub>NO<sub>3</sub>.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> Reagisce anche con basi forti per formare i polivanadati, una famiglia di composti con una struttura complessa che dipende dal <a href="/wiki/PH" title="PH">pH</a>.<sup id="cite_ref-greenwood_5-2" class="reference"><a href="#cite_note-greenwood-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> In eccesso di base forte si forma lo ione incolore ortovanadato (VO<sub>4</sub><sup>3–</sup>). Se a questa soluzione si aggiunge lentamente dell'acido, il colore diventa via via più scuro, passando da arancione a rosso, finché a circa pH 2 precipita V<sub>2</sub>O<sub>5</sub> idrato di colore marrone. Tra pH 9 e 13 queste soluzioni contengono principalmente gli ioni <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {HVO4^{2-}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>HVO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>4</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace"></mspace> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </mrow> </msubsup> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {HVO4^{2-}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6764415200a4ed465a71f52e9cfe39acd2fac68b" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:8.014ex; height:3.176ex;" alt="{\displaystyle {\ce {HVO4^{2-}}}}" /></span> e <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {V2O7^{4-}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>7</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>4</mn> <mspace width="thinmathspace"></mspace> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </mrow> </msubsup> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {V2O7^{4-}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/eb110345e18a705b8fbc6e0ca77963a9af0c8e72" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:7.325ex; height:3.343ex;" alt="{\displaystyle {\ce {V2O7^{4-}}}}" /></span>; al di sotto di pH 9 si formano varie specie ad alta condensazione, tra le quali predominano <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {V4O12^{4-}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>4</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>12</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>4</mn> <mspace width="thinmathspace"></mspace> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </mrow> </msubsup> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {V4O12^{4-}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6061a60a36f832549ac722c7e1f7b6cdb4499120" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:7.325ex; height:3.343ex;" alt="{\displaystyle {\ce {V4O12^{4-}}}}" /></span> e <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {HV10O28^{5-}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>HV</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>10</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>28</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> <mspace width="thinmathspace"></mspace> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </mrow> </msubsup> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {HV10O28^{5-}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/270956a9243f46264f1d4fb038fc221c77570644" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:9.89ex; height:3.343ex;" alt="{\displaystyle {\ce {HV10O28^{5-}}}}" /></span>. </p><p>Per reazione con il <a href="/wiki/Cloruro_di_tionile" title="Cloruro di tionile">cloruro di tionile</a> si forma <a href="/wiki/Ossitricloruro_di_vanadio" title="Ossitricloruro di vanadio">ossitricloruro di vanadio</a> (VOCl<sub>3</sub>): </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {V2O5(s) \ + \ 3SOCl2(l) -> 2VOCl3(l) \ + \ 3SO2(g)}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mn>3</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>SOCl</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>l</mtext> <mo stretchy="false">)</mo> </mrow> <mo stretchy="false">⟶</mo> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>VOCl</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>l</mtext> <mo stretchy="false">)</mo> </mrow> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mn>3</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>SO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>g</mtext> <mo stretchy="false">)</mo> </mrow> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {V2O5(s) \ + \ 3SOCl2(l) -> 2VOCl3(l) \ + \ 3SO2(g)}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/720ca63f60934baeb4d2801bfe473dbe3b13c16f" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:51.582ex; height:3.009ex;" alt="{\displaystyle {\ce {V2O5(s) \ + \ 3SOCl2(l) -> 2VOCl3(l) \ + \ 3SO2(g)}}}" /></span></dd></dl> <div class="mw-heading mw-heading3"><h3 id="Reazioni_redox">Reazioni redox</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=4" title="Modifica la sezione Reazioni redox" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=4" title="Edit section's source code: Reazioni redox"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In V<sub>2</sub>O<sub>5</sub> il <a href="/wiki/Numero_di_ossidazione" class="mw-redirect" title="Numero di ossidazione">numero di ossidazione</a> del vanadio è <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle +5}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mo>+</mo> <mn>5</mn> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle +5}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/005e054d8d1d5835a88b7a66af0538e1751e4b0d" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.505ex; width:2.971ex; height:2.343ex;" alt="{\displaystyle +5}" /></span> (il massimo possibile per un elemento del <a href="/wiki/Elementi_del_gruppo_5" title="Elementi del gruppo 5">Gruppo 5</a>) e quindi agisce spesso da <a href="/wiki/Ossido-riduzione" class="mw-redirect" title="Ossido-riduzione">ossidante</a>, formando specie di vanadio più ridotte. Ad esempio, in <a href="/wiki/Soluzione_acquosa" title="Soluzione acquosa">soluzione acquosa</a> <a href="/wiki/Acido_cloridrico" title="Acido cloridrico">acido cloridrico</a> e <a href="/wiki/Acido_bromidrico" title="Acido bromidrico">acido bromidrico</a> sono ossidati formando l'<a href="/wiki/Alogeno" class="mw-redirect" title="Alogeno">alogeno</a> corrispondente, mentre il vanadio si riduce ad una specie molto stabile di vanadio(IV), lo ione <a href="/wiki/Vanadile" class="mw-redirect" title="Vanadile">vanadile</a> (VO<sup>2+</sup>) di colore blu: </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {V2O5(s)\ +\ 2HCl\ +\ 4H+->2VO^{2+}\ +\ Cl2\ +\ 3H2O}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mn>2</mn> <mspace width="thinmathspace"></mspace> <mtext>HCl</mtext> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mn>4</mn> <mspace width="thinmathspace"></mspace> <msup> <mtext>H</mtext> <mrow class="MJX-TeXAtom-ORD"> <mo>+</mo> </mrow> </msup> <mo stretchy="false">⟶</mo> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msup> <mtext>VO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace"></mspace> <mo>+</mo> </mrow> </msup> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <msubsup> <mtext>Cl</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mn>3</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>H</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mtext>O</mtext> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {V2O5(s)\ +\ 2HCl\ +\ 4H+->2VO^{2+}\ +\ Cl2\ +\ 3H2O}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/42640d48581d0bd31e72d6adfc86247853bbcfca" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:57.264ex; height:3.343ex;" alt="{\displaystyle {\ce {V2O5(s)\ +\ 2HCl\ +\ 4H+->2VO^{2+}\ +\ Cl2\ +\ 3H2O}}}" /></span></dd></dl> <p>L'anidride vanadica solida è ridotta dall'<a href="/wiki/Acido_ossalico" title="Acido ossalico">acido ossalico</a>, dal <a href="/wiki/Monossido_di_carbonio" title="Monossido di carbonio">monossido di carbonio</a> (CO) e dal <a href="/wiki/Diossido_di_zolfo" class="mw-redirect" title="Diossido di zolfo">diossido di zolfo</a> (SO<sub>2</sub>) per formare l'<a href="/wiki/Ossido_di_vanadio(IV)" class="mw-redirect" title="Ossido di vanadio(IV)">ossido di vanadio(IV)</a> (VO<sub>2</sub>), un solido di colore blu scuro. Per ulteriore riduzione con <a href="/wiki/Idrogeno" title="Idrogeno">idrogeno</a> o eccesso di monossido di carbonio si formano miscele complesse di ossidi come <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {V4O7}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>4</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>7</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {V4O7}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/5f2b501103b12c86ee5a08a050b0b0abcbbcb56c" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:5.66ex; height:2.843ex;" alt="{\displaystyle {\ce {V4O7}}}" /></span> e <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {V5O9}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>9</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {V5O9}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/b6215b8d35bffb0b64f827ba67c5e50cf0e1bde2" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:5.66ex; height:2.843ex;" alt="{\displaystyle {\ce {V5O9}}}" /></span> per poi arrivare all'ossido <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {V2O3}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {V2O3}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/8854558e91559925693ba1f3923b0263ecdc2bfb" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:5.66ex; height:2.843ex;" alt="{\displaystyle {\ce {V2O3}}}" /></span> nero. </p><p>In soluzione acida i vanadati e altre specie di vanadio(V) si possono ridurre con amalgama di zinco ottenendo una serie di specie con colori caratteristici, dove il numero di ossidazione del vanadio cala progressivamente da <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle +5}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mo>+</mo> <mn>5</mn> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle +5}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/005e054d8d1d5835a88b7a66af0538e1751e4b0d" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.505ex; width:2.971ex; height:2.343ex;" alt="{\displaystyle +5}" /></span> a <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle +2}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mo>+</mo> <mn>2</mn> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle +2}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/425979b37896d1911b58956146264cc1fb29aec0" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.505ex; width:2.971ex; height:2.343ex;" alt="{\displaystyle +2}" /></span>: </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {VO3^{-}\mathrm {incolore} ->VO2^{+}\mathrm {giallo} ->VO^{2+}\mathrm {blu} ->V^{3+}\mathrm {verde} ->V^{2+}\mathrm {violetto} }}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>VO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mtext>incolore</mtext> </mrow> <mo stretchy="false">⟶</mo> <msubsup> <mtext>VO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mo>+</mo> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mtext>giallo</mtext> </mrow> <mo stretchy="false">⟶</mo> <msup> <mtext>VO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace"></mspace> <mo>+</mo> </mrow> </msup> <mrow class="MJX-TeXAtom-ORD"> <mtext>blu</mtext> </mrow> <mo stretchy="false">⟶</mo> <msup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> <mspace width="thinmathspace"></mspace> <mo>+</mo> </mrow> </msup> <mrow class="MJX-TeXAtom-ORD"> <mtext>verde</mtext> </mrow> <mo stretchy="false">⟶</mo> <msup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace"></mspace> <mo>+</mo> </mrow> </msup> <mrow class="MJX-TeXAtom-ORD"> <mtext>violetto</mtext> </mrow> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {VO3^{-}\mathrm {incolore} ->VO2^{+}\mathrm {giallo} ->VO^{2+}\mathrm {blu} ->V^{3+}\mathrm {verde} ->V^{2+}\mathrm {violetto} }}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/29ef3cc7815ab5f82debb7ebd7218949e98cf3c7" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:75.436ex; height:3.343ex;" alt="{\displaystyle {\ce {VO3^{-}\mathrm {incolore} ->VO2^{+}\mathrm {giallo} ->VO^{2+}\mathrm {blu} ->V^{3+}\mathrm {verde} ->V^{2+}\mathrm {violetto} }}}" /></span></dd></dl> <div class="mw-heading mw-heading2"><h2 id="Usi">Usi</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=5" title="Modifica la sezione Usi" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=5" title="Edit section's source code: Usi"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Produzione_di_acido_solforico">Produzione di acido solforico</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=6" title="Modifica la sezione Produzione di acido solforico" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=6" title="Edit section's source code: Produzione di acido solforico"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>L'uso principale dell'ossido di vanadio(V) è nella fabbricazione dell'<a href="/wiki/Acido_solforico" title="Acido solforico">acido solforico</a> col <i>metodo di contatto.</i> L'acido solforico è un importante prodotto dell'industria chimica; nel 2001 ne sono state prodotte 165 milioni di tonnellate, per un valore di circa 8 miliardi di dollari. Il vanadio(V) ha un ruolo cruciale come <a href="/wiki/Catalizzatore" title="Catalizzatore">catalizzatore</a> dell'<a href="/wiki/Ossido-riduzione" class="mw-redirect" title="Ossido-riduzione">ossidazione</a> moderatamente esotermica del <a href="/wiki/Diossido_di_zolfo" class="mw-redirect" title="Diossido di zolfo">diossido di zolfo</a> a <a href="/wiki/Triossido_di_zolfo" class="mw-redirect" title="Triossido di zolfo">triossido di zolfo</a>, che avviene da parte dell'aria: </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {2SO2\ +\ O2<=>2SO3}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>SO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-REL"> <mover> <mrow class="MJX-TeXAtom-OP MJX-fixedlimits"> <mrow class="MJX-TeXAtom-ORD"> <mpadded height="0" depth="0"> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">↽</mo> </mrow> <mspace width="negativethinmathspace"></mspace> <mspace width="negativethinmathspace"></mspace> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </mpadded> </mrow> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="false" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> <mspace width="negativethinmathspace"></mspace> <mspace width="negativethinmathspace"></mspace> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">⇀</mo> </mrow> </mrow> </mstyle> </mrow> </mover> </mrow> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>SO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {2SO2\ +\ O2<=>2SO3}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/0de43bb46373f68b1fb7bc8dc458f4f805f02584" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:22.921ex; height:3.343ex;" alt="{\displaystyle {\ce {2SO2\ +\ O2<=>2SO3}}}" /></span></dd></dl> <p>La scoperta di questa semplice reazione, per la quale l'anidride vanadica è il più efficiente catalizzatore noto, ha permesso che l'acido solforico divenisse il prodotto chimico di largo consumo e basso costo quale è oggi. La reazione è condotta tra 400 °C e 620 °C; al di sotto dei 400 °C l'anidride vanadica è un catalizzatore inattivo, mentre sopra i 620 °C inizia a decomporsi. Poiché è noto che l'anidride solforosa può ridurre l'anidride vanadica a <a href="/wiki/Ossido_di_vanadio(IV)" class="mw-redirect" title="Ossido di vanadio(IV)">ossido di vanadio(IV)</a> (VO<sub>2</sub>), un probabile ciclo catalitico è il seguente: </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {SO2\ +\ V2O5(s)->SO3(g)\ +\ 2VO2(s)}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext>SO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mo stretchy="false">⟶</mo> <msubsup> <mtext>SO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>3</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>g</mtext> <mo stretchy="false">)</mo> </mrow> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>VO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {SO2\ +\ V2O5(s)->SO3(g)\ +\ 2VO2(s)}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/218b695de0065030407d24c8cb90e14f6cad7630" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:41.647ex; height:3.009ex;" alt="{\displaystyle {\ce {SO2\ +\ V2O5(s)->SO3(g)\ +\ 2VO2(s)}}}" /></span> seguito da</dd> <dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {2VO2(s) \ + \ {\frac {1}{2}}O2(g) -> V2O5}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> <mspace width="thinmathspace"></mspace> <msubsup> <mtext>VO</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>s</mtext> <mo stretchy="false">)</mo> </mrow> <mtext> </mtext> <mo>+</mo> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mrow> <mn>1</mn> <mspace width="thinmathspace"></mspace> </mrow> <mrow> <mn>2</mn> <mspace width="thinmathspace"></mspace> </mrow> </mfrac> </mrow> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <mrow class="MJX-TeXAtom-ORD"> <mo stretchy="false">(</mo> <mtext>g</mtext> <mo stretchy="false">)</mo> </mrow> <mo stretchy="false">⟶</mo> <msubsup> <mtext>V</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>2</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> <msubsup> <mtext>O</mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>5</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mspace width="0pt" height="0pt" depth=".2em"></mspace> </mrow> </msubsup> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\ce {2VO2(s) \ + \ {\frac {1}{2}}O2(g) -> V2O5}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/16d754a32b3ad78acf3245fb77991ba6550358e0" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.838ex; width:31.858ex; height:5.176ex;" alt="{\displaystyle {\ce {2VO2(s) \ + \ {\frac {1}{2}}O2(g) -> V2O5}}}" /></span></dd></dl> <p>Paradossalmente, l'anidride vanadica è usata come catalizzatore anche nella <a href="/wiki/Riduzione_selettiva_catalitica" title="Riduzione selettiva catalitica">riduzione selettiva catalitica</a> (SCR) dell'emissione di <a href="/wiki/Ossidi_di_azoto" class="mw-redirect" title="Ossidi di azoto">ossidi di azoto</a> NO<sub>x</sub> in alcune <a href="/wiki/Centrali_elettriche" class="mw-redirect" title="Centrali elettriche">centrali elettriche</a>. Dato che l'anidride vanadica è particolarmente efficiente nel convertire il diossido di zolfo in triossido di zolfo, e quindi in acido solforico, bisogna porre particolare attenzione nella temperatura di utilizzo e localizzazione dell'unità SCR nelle centrali elettriche quando si bruciano combustibili contenenti zolfo. </p> <div class="mw-heading mw-heading3"><h3 id="Altre_ossidazioni">Altre ossidazioni</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=7" title="Modifica la sezione Altre ossidazioni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=7" title="Edit section's source code: Altre ossidazioni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Un altro importante materiale industriale, usato per la fabbricazione di resine <a href="/wiki/Poliestere" class="mw-redirect" title="Poliestere">poliestere</a> e <a href="/w/index.php?title=Resine_alchidiche&action=edit&redlink=1" class="new" title="Resine alchidiche (la pagina non esiste)">resine alchidiche</a>, è l'<a href="/wiki/Anidride_maleica" title="Anidride maleica">anidride maleica</a>.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> Il pentossido di vanadio ne catalizza la sintesi a partire da vari composti organici di base, quali <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle n-}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>n</mi> <mo>−</mo> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle n-}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/2d64b24ac9a5c67ef8e3ae80f109ce6e325d8464" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.505ex; width:3.203ex; height:2.176ex;" alt="{\displaystyle n-}" /></span><a href="/wiki/Butano" title="Butano">butano</a>, <a href="/wiki/Furfurale" title="Furfurale">furfurale</a> e <a href="/wiki/Benzene" title="Benzene">benzene</a>; di questi, l'ultimo è usato nella produzione commerciale. In un processo correlato, l'anidride vanadica catalizza l'ossidazione di <i>orto</i>-<a href="/wiki/Xilene" title="Xilene">xilene</a> o <a href="/wiki/Naftalene" title="Naftalene">naftalene</a> a 350-400 °C per sintetizzare <a href="/wiki/Anidride_ftalica" title="Anidride ftalica">anidride ftalica</a>, che è usata per ottenere <a href="/wiki/Plastificante" title="Plastificante">plastificanti</a> per la produzione di <a href="/wiki/Cloruro_di_polivinile" class="mw-redirect" title="Cloruro di polivinile">PVC</a>. </p> <div class="mw-heading mw-heading3"><h3 id="Altre_applicazioni">Altre applicazioni</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=8" title="Modifica la sezione Altre applicazioni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=8" title="Edit section's source code: Altre applicazioni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In termini di quantità, il maggior uso del pentossido di vanadio è nella produzione di ferrovanadio. L'ossido è riscaldato con rottami di <a href="/wiki/Ferro" title="Ferro">ferro</a> e <a href="/wiki/Alluminio" title="Alluminio">alluminio</a>, ottenendo la lega ferro-vanadio, più <a href="/wiki/Allumina" class="mw-redirect" title="Allumina">allumina</a> come sottoprodotto. Nel 2005 una scarsità di anidride vanadica provocò un aumento di prezzo fino a circa 40 $/kg, che a sua volta fece crescere il prezzo del ferrovanadio <sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup>. </p><p>La <a href="/wiki/Resistenza_elettrica" title="Resistenza elettrica">resistenza elettrica</a> del pentossido di vanadio ha un alto coefficiente di temperatura, e quindi l'anidride vanadica si usa in rivelatori come <a href="/wiki/Bolometro" title="Bolometro">bolometri</a> e microbolometri in serie per <a href="/wiki/Termografia" title="Termografia">termografia</a>. </p><p>Tra le nuove possibili applicazioni ci sono la preparazione di materiali ceramici al vanadato di bismuto per <a href="/wiki/Pile_ad_ossido_solido" title="Pile ad ossido solido">pile ad ossido solido</a>,<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> e <a href="/wiki/Batterie_redox_al_vanadio" title="Batterie redox al vanadio">batterie redox al vanadio</a>, un tipo di <a href="/wiki/Batteria_(chimica)#Batterie_di_flusso" class="mw-redirect" title="Batteria (chimica)">batterie di flusso</a> usata per immagazzinare energia in grossi impianti come <a href="/wiki/Parco_eolico" title="Parco eolico">parchi eolici</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Attività_biologica"><span id="Attivit.C3.A0_biologica"></span>Attività biologica</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=9" title="Modifica la sezione Attività biologica" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=9" title="Edit section's source code: Attività biologica"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Benché sia molto tossico per l'uomo, il vanadio si trova in vari organismi, e particolarmente nelle <a href="/wiki/Ascidiacea" title="Ascidiacea">ascidie</a>. Questi organismi marini contengono una proteina in grado di concentrare il vanadio fino ad un valore cento volte maggiore delle acque marine. Il ruolo di questa proteina non è conosciuto. L'idrolisi dell'anidride vanadica ad alti valori di pH produce lo ione vanadato (VO<sub>4</sub><sup>3−</sup>), che sembra inibire gli enzimi che trattano lo ione fosfato (PO<sub>4</sub><sup>3−</sup>). L'effettivo meccanismo d'azione è per ora elusivo.<sup id="cite_ref-greenwood_5-3" class="reference"><a href="#cite_note-greenwood-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Note">Note</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=10" title="Modifica la sezione Note" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=10" title="Edit section's source code: Note"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><a href="#cite_ref-1"><b>^</b></a> <span class="reference-text">scheda del pentossido di divanadio su <cite class="citation testo" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20191016183546/http://gestis-en.itrust.de/"><span style="font-style:italic;">IFA-GESTIS</span></a> <small>(archiviato dall'<abbr title="http://gestis-en.itrust.de">url originale</abbr> il 16 ottobre 2019)</small>.</cite></span> </li> <li id="cite_note-2"><a href="#cite_ref-2"><b>^</b></a> <span class="reference-text">Smaltire in accordo con le leggi vigenti.</span> </li> <li id="cite_note-3"><a href="#cite_ref-3"><b>^</b></a> <span class="reference-text"><cite class="citation pubblicazione" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) Xin-Ping Wu e Xue-Qing Gong, <a rel="nofollow" class="external text" href="https://pubs.acs.org/doi/10.1021/jacs.5b07939"><span style="font-style:italic;">Unique Electronic and Structural Effects in Vanadia/Ceria-Catalyzed Reactions</span></a>, in <span style="font-style:italic;">Journal of the American Chemical Society</span>, vol. 137, n. 41, 21 ottobre 2015, pp. 13228–13231, <a href="/wiki/Digital_object_identifier" title="Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://dx.doi.org/10.1021%2Fjacs.5b07939">10.1021/jacs.5b07939</a>. <small>URL consultato l'8 marzo 2022</small>.</cite></span> </li> <li id="cite_note-4"><a href="#cite_ref-4"><b>^</b></a> <span class="reference-text"><cite class="citation pubblicazione" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) Nan-Yu ToPsøE, Torben Slabiak e Bjerne S. Clausen, <a rel="nofollow" class="external text" href="https://linkinghub.elsevier.com/retrieve/pii/002195179290358O"><span style="font-style:italic;">Influence of water on the reactivity of vanadia/titania for catalytic reduction of NOx</span></a>, in <span style="font-style:italic;">Journal of Catalysis</span>, vol. 134, n. 2, 1992-04, pp. 742–746, <a href="/wiki/Digital_object_identifier" title="Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://dx.doi.org/10.1016%2F0021-9517%2892%2990358-O">10.1016/0021-9517(92)90358-O</a>. <small>URL consultato l'8 marzo 2022</small>.</cite></span> </li> <li id="cite_note-greenwood-5"><span class="mw-cite-backlink"><b>^</b> <sup><i><a href="#cite_ref-greenwood_5-0">a</a></i></sup> <sup><i><a href="#cite_ref-greenwood_5-1">b</a></i></sup> <sup><i><a href="#cite_ref-greenwood_5-2">c</a></i></sup> <sup><i><a href="#cite_ref-greenwood_5-3">d</a></i></sup></span> <span class="reference-text"><cite class="citation libro" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a href="/wiki/Norman_N._Greenwood" title="Norman N. Greenwood">Greenwood, N.N.</a> e A. Earnshaw, <span style="font-style:italic;">Chemistry of the Elements</span>, 2ª ed., Oxford, Butterworth-Heinemann, 1997, <a href="/wiki/ISBN" title="ISBN">ISBN</a> <a href="/wiki/Speciale:RicercaISBN/0-7506-3365-4" title="Speciale:RicercaISBN/0-7506-3365-4">0-7506-3365-4</a>.</cite></span> </li> <li id="cite_note-6"><a href="#cite_ref-6"><b>^</b></a> <span class="reference-text"><cite class="citation libro" style="font-style:normal"> N. N. Greenwood e A. Earnshaw, <a rel="nofollow" class="external text" href="https://archive.org/details/chemistryelement00aear_346"><span style="font-style:italic;">Chemistry of the Elements</span></a>, 2ª ed., Butterworth - Heinemann, 1997, p. 993, <a href="/wiki/ISBN" title="ISBN">ISBN</a> <a href="/wiki/Speciale:RicercaISBN/0-7506-3365-4" title="Speciale:RicercaISBN/0-7506-3365-4">0-7506-3365-4</a>.</cite></span> </li> <li id="cite_note-7"><a href="#cite_ref-7"><b>^</b></a> <span class="reference-text"><cite class="citation libro" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) J. M. Tedder, A. Nechvatal, A .H. Tubb (a cura di), <span style="font-style:italic;">Basic Organic Chemistry: Part 5, Industrial Products</span>, Chichester, UK, John Wiley & Son, 1975.</cite></span> </li> <li id="cite_note-8"><a href="#cite_ref-8"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://web.archive.org/web/20071205223748/http://findarticles.com/p/articles/mi_m3MKT/is_9-5_113/ai_n13452892"><span style="font-style:italic;">Copia archiviata</span></a>, su <span style="font-style:italic;">findarticles.com</span>. <small>URL consultato l'11 aprile 2009</small> <small>(archiviato dall'<abbr title="http://www.findarticles.com/p/articles/mi_m3MKT/is_9-5_113/ai_n13452892">url originale</abbr> il 5 dicembre 2007)</small>.</cite></span> </li> <li id="cite_note-9"><a href="#cite_ref-9"><b>^</b></a> <span class="reference-text"><cite class="citation pubblicazione" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) B.Vaidhyanathan, K. Balaji e K. J. Rao, <a rel="nofollow" class="external text" href="https://oadoi.org/10.1021/cm980092f"><span style="font-style:italic;">Microwave-assisted solid-state synthesis of oxide ion conducting stabilized bismuth vanadate phases</span></a>, in <span style="font-style:italic;">Chem. Mater.</span>, vol. 10, 1998, p. 3400, <a href="/wiki/Digital_object_identifier" title="Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://dx.doi.org/10.1021%2Fcm980092f">10.1021/cm980092f</a>.</cite></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Altri_progetti">Altri progetti</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=11" title="Modifica la sezione Altri progetti" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=11" title="Edit section's source code: Altri progetti"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div id="interProject" class="toccolours" style="display: none; clear: both; margin-top: 2em"><p id="sisterProjects" style="background-color: #efefef; color: black; font-weight: bold; margin: 0"><span>Altri progetti</span></p><ul title="Collegamenti verso gli altri progetti Wikimedia"> <li class="" title=""><span class="plainlinks" title="commons:Category:Vanadium(V) oxide"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Vanadium(V)_oxide?uselang=it">Wikimedia Commons</a></span></li></ul></div> <ul><li><span typeof="mw:File"><a href="https://commons.wikimedia.org/wiki/?uselang=it" title="Collabora a Wikimedia Commons"><img alt="Collabora a Wikimedia Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png" decoding="async" width="18" height="24" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/27px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/36px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span> <span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/?uselang=it">Wikimedia Commons</a></span> contiene immagini o altri file su <b><span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Vanadium(V)_oxide?uselang=it">anidride vanadica</a></span></b></li></ul> <div class="mw-heading mw-heading2"><h2 id="Collegamenti_esterni">Collegamenti esterni</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Anidride_vanadica&veaction=edit&section=12" title="Modifica la sezione Collegamenti esterni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Anidride_vanadica&action=edit&section=12" title="Edit section's source code: Collegamenti esterni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li class="mw-empty-elt"></li> <li><cite id="CITEREFBritannica.com" class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="https://www.britannica.com/topic/vanadium-pentoxide"><span style="font-style:italic;">vanadium pentoxide</span></a> / <a rel="nofollow" class="external text" href="https://www.britannica.com/science/vanadic-anhydride"><span style="font-style:italic;">vanadic anhydride</span></a>, su <span style="font-style:italic;"><a href="/wiki/Enciclopedia_Britannica" title="Enciclopedia Britannica">Enciclopedia Britannica</a></span>, Encyclopædia Britannica, Inc.</cite> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q409173#P1417" title="Modifica su Wikidata"><img alt="Modifica su 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></li></ul> <style data-mw-deduplicate="TemplateStyles:r141815314">.mw-parser-output .navbox{border:1px solid #aaa;clear:both;margin:auto;padding:2px;width:100%}.mw-parser-output .navbox th{padding-left:1em;padding-right:1em;text-align:center}.mw-parser-output .navbox>tbody>tr:first-child>th{background:#ccf;font-size:90%;width:100%;color:var(--color-base,black)}.mw-parser-output .navbox_navbar{float:left;margin:0;padding:0 10px 0 0;text-align:left;width:6em}.mw-parser-output .navbox_title{font-size:110%}.mw-parser-output .navbox_abovebelow{background:#ddf;font-size:90%;font-weight:normal}.mw-parser-output .navbox_group{background:#ddf;font-size:90%;padding:0 10px;white-space:nowrap}.mw-parser-output .navbox_list{font-size:90%;width:100%}.mw-parser-output .navbox_list a{white-space:nowrap}html:not(.vector-feature-night-mode-enabled) .mw-parser-output .navbox_odd{background:#fdfdfd;color:var(--color-base,black)}html:not(.vector-feature-night-mode-enabled) .mw-parser-output .navbox_even{background:#f7f7f7;color:var(--color-base,black)}.mw-parser-output .navbox a.mw-selflink{color:var(--color-base,black)}.mw-parser-output .navbox_center{text-align:center}.mw-parser-output .navbox .navbox_image{padding-left:7px;vertical-align:middle;width:0}.mw-parser-output .navbox+.navbox{margin-top:-1px}.mw-parser-output .navbox .mw-collapsible-toggle{font-weight:normal;text-align:right;width:7em}body.skin--responsive .mw-parser-output .navbox_image img{max-width:none!important}.mw-parser-output .subnavbox{margin:-3px;width:100%}.mw-parser-output .subnavbox_group{background:#e6e6ff;padding:0 10px}@media screen{html.skin-theme-clientpref-night .mw-parser-output .navbox>tbody>tr:first-child>th{background:var(--background-color-interactive)!important}html.skin-theme-clientpref-night .mw-parser-output .navbox th{color:var(--color-base)!important}html.skin-theme-clientpref-night .mw-parser-output .navbox_abovebelow,html.skin-theme-clientpref-night .mw-parser-output .navbox_group{background:var(--background-color-interactive-subtle)!important}html.skin-theme-clientpref-night .mw-parser-output .subnavbox_group{background:var(--background-color-neutral-subtle)!important}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbox>tbody>tr:first-child>th{background:var(--background-color-interactive)!important}html.skin-theme-clientpref-os .mw-parser-output .navbox th{color:var(--color-base)!important}html.skin-theme-clientpref-os .mw-parser-output .navbox_abovebelow,html.skin-theme-clientpref-os .mw-parser-output .navbox_group{background:var(--background-color-interactive-subtle)!important}html.skin-theme-clientpref-os .mw-parser-output .subnavbox_group{background:var(--background-color-neutral-subtle)!important}}</style><table class="navbox mw-collapsible mw-collapsed noprint metadata" id="navbox-Composti_del_vanadio"><tbody><tr><th colspan="2"><div class="navbox_navbar"><div class="noprint plainlinks" style="background-color:transparent; padding:0; font-size:xx-small; color:var(--color-base, #000000); white-space:nowrap;"><a href="/wiki/Template:Composti_del_vanadio" title="Template:Composti del vanadio"><span title="Vai alla pagina del template">V</span></a> · <a href="/w/index.php?title=Discussioni_template:Composti_del_vanadio&action=edit&redlink=1" class="new" title="Discussioni template:Composti del vanadio (la pagina non esiste)"><span title="Discuti del template">D</span></a> · <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Template:Composti_del_vanadio&action=edit"><span title="Modifica il template. Usa l'anteprima prima di salvare">M</span></a></div></div><span class="navbox_title">Composti del <a href="/wiki/Vanadio" title="Vanadio">vanadio</a></span></th></tr><tr><th colspan="1" class="navbox_group">Vanadio(0)</th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Esacarbonilvanadio" title="Esacarbonilvanadio">V(CO)<sub>6</sub></a></td></tr><tr><th colspan="1" class="navbox_group">Vanadio(II)</th><td colspan="1" class="navbox_list navbox_even"><a href="/w/index.php?title=Bromuro_di_vanadio(II)&action=edit&redlink=1" class="new" title="Bromuro di vanadio(II) (la pagina non esiste)">VBr<sub>2</sub></a><b> ·</b> <a href="/wiki/Cloruro_di_vanadio(II)" title="Cloruro di vanadio(II)">VCl<sub>2</sub></a><b> ·</b> <a href="/w/index.php?title=Ossido_di_vanadio(II)&action=edit&redlink=1" class="new" title="Ossido di vanadio(II) (la pagina non esiste)">VO</a><b> ·</b> <a href="/w/index.php?title=Monosolfuro_di_vanadio&action=edit&redlink=1" class="new" title="Monosolfuro di vanadio (la pagina non esiste)">VS</a></td></tr><tr><th colspan="1" class="navbox_group">Vanadio(III)</th><td colspan="1" class="navbox_list navbox_odd"><a href="/w/index.php?title=Bromuro_di_vanadio(III)&action=edit&redlink=1" class="new" title="Bromuro di vanadio(III) (la pagina non esiste)">VBr<sub>3</sub></a><b> ·</b> <a href="/wiki/Cloruro_di_vanadio(III)" title="Cloruro di vanadio(III)">VCl<sub>3</sub></a><b> ·</b> <a href="/wiki/Fluoruro_di_vanadio(III)" class="mw-redirect" title="Fluoruro di vanadio(III)">VF<sub>3</sub></a><b> ·</b> <a href="/w/index.php?title=Ioduro_di_vanadio(III)&action=edit&redlink=1" class="new" title="Ioduro di vanadio(III) (la pagina non esiste)">VI<sub>3</sub></a><b> ·</b> <a href="/wiki/Nitruro_di_vanadio" title="Nitruro di vanadio">VN</a><b> ·</b> <a href="/wiki/Ossido_di_vanadio(III)" title="Ossido di vanadio(III)">V<sub>2</sub>O<sub>3</sub></a><b> ·</b> <a href="/w/index.php?title=Solfato_di_vanadio(III)&action=edit&redlink=1" class="new" title="Solfato di vanadio(III) (la pagina non esiste)">V<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub></a><b> ·</b> <a href="/w/index.php?title=Trisolfuro_divanadio&action=edit&redlink=1" class="new" title="Trisolfuro divanadio (la pagina non esiste)">V<sub>2</sub>S<sub>3</sub></a></td></tr><tr><th colspan="1" class="navbox_group">Vanadio(IV)</th><td colspan="1" class="navbox_list navbox_even"><a href="/wiki/Carburo_di_vanadio" title="Carburo di vanadio">VC</a><b> ·</b> <a href="/wiki/Biossido_di_vanadio" title="Biossido di vanadio">VO<sub>2</sub></a><b> ·</b> <a href="/wiki/Patr%C3%B3nite" title="Patrónite">VS<sub>2</sub></a><b> ·</b> <a href="/wiki/Cloruro_di_vanadio(IV)" title="Cloruro di vanadio(IV)">VCl<sub>4</sub></a><b> ·</b> <a href="/wiki/Tetrafluoruro_di_vanadio" title="Tetrafluoruro di vanadio">VF<sub>4</sub></a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r141815314" /><table class="navbox mw-collapsible autocollapse noprint metadata" id="navbox-Composti_organici_e_molecolari_inorganici"><tbody><tr><th colspan="2"><div class="navbox_navbar"><div class="noprint plainlinks" style="background-color:transparent; padding:0; font-size:xx-small; color:var(--color-base, #000000); white-space:nowrap;"><a href="/w/index.php?title=Template:Composti_organici_e_molecolari_inorganici&action=edit&redlink=1" class="new" title="Template:Composti organici e molecolari inorganici (la pagina non esiste)"><span title="Vai alla pagina del template">V</span></a> · <a href="/w/index.php?title=Discussioni_template:Composti_organici_e_molecolari_inorganici&action=edit&redlink=1" class="new" title="Discussioni template:Composti organici e molecolari inorganici (la pagina non esiste)"><span title="Discuti del template">D</span></a> · <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Template:Composti_organici_e_molecolari_inorganici&action=edit"><span title="Modifica il template. Usa l'anteprima prima di salvare">M</span></a></div></div><span class="navbox_title">Composti organici e molecolari inorganici</span></th></tr><tr><th colspan="1" class="navbox_group">Composti Organici di Vanadio(IV)</th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Acetilacetonato_di_vanadile" title="Acetilacetonato di vanadile">VO(C<sub>5</sub>H<sub>7</sub>O<sub>2</sub>)<sub>2</sub></a></td></tr><tr><th colspan="1" class="navbox_group">Composti di Vanadile(IV)</th><td colspan="1" class="navbox_list navbox_even"><a href="/w/index.php?title=Cloruro_di_vanadile&action=edit&redlink=1" class="new" title="Cloruro di vanadile (la pagina non esiste)">VOCl<sub>2</sub></a><b> ·</b> <a href="/w/index.php?title=Solfato_di_vanadile(IV)&action=edit&redlink=1" class="new" title="Solfato di vanadile(IV) (la pagina non esiste)">VOSO<sub>4</sub></a><b> ·</b> <a href="/w/index.php?title=Molibdato_di_vanadile&action=edit&redlink=1" class="new" title="Molibdato di vanadile (la pagina non esiste)">VO(MoO<sub>4</sub>)</a></td></tr></tbody></table></td></tr><tr><th colspan="1" class="navbox_group">Vanadio(V)</th><td colspan="1" class="navbox_list navbox_odd"><a class="mw-selflink selflink">V<sub>2</sub>O<sub>5</sub></a><b> ·</b> <a href="/wiki/Ossitricloruro_di_vanadio" title="Ossitricloruro di vanadio">VOCl<sub>3</sub></a><b> ·</b> <a href="/w/index.php?title=Ossitrifluoruro_di_vanadio(V)&action=edit&redlink=1" class="new" title="Ossitrifluoruro di vanadio(V) (la pagina non esiste)">VOF<sub>3</sub></a><b> ·</b> <a href="/wiki/Pentafluoruro_di_vanadio" title="Pentafluoruro di vanadio">VF<sub>5</sub></a><b> ·</b> <a href="/w/index.php?title=Pentasolfuro_divanadio&action=edit&redlink=1" class="new" title="Pentasolfuro divanadio (la pagina non esiste)">V<sub>2</sub>S<sub>5</sub></a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r141815314" /><table class="navbox mw-collapsible autocollapse noprint metadata" id="navbox-Composti_organici_e_molecolari_inorganici"><tbody><tr><th colspan="2"><div class="navbox_navbar"><div class="noprint plainlinks" style="background-color:transparent; padding:0; font-size:xx-small; color:var(--color-base, #000000); white-space:nowrap;"><a href="/w/index.php?title=Template:Composti_organici_e_molecolari_inorganici&action=edit&redlink=1" class="new" title="Template:Composti organici e molecolari inorganici (la pagina non esiste)"><span title="Vai alla pagina del template">V</span></a> · <a href="/w/index.php?title=Discussioni_template:Composti_organici_e_molecolari_inorganici&action=edit&redlink=1" class="new" title="Discussioni template:Composti organici e molecolari inorganici (la pagina non esiste)"><span title="Discuti del template">D</span></a> · <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Template:Composti_organici_e_molecolari_inorganici&action=edit"><span title="Modifica il template. Usa l'anteprima prima di salvare">M</span></a></div></div><span class="navbox_title">Composti organici e molecolari inorganici</span></th></tr><tr><th colspan="1" class="navbox_group">Composti di Vanadile(V)</th><td colspan="1" class="navbox_list navbox_odd"><a href="/w/index.php?title=Perclorato_di_vanadile&action=edit&redlink=1" class="new" title="Perclorato di vanadile (la pagina non esiste)">VO(ClO<sub>4</sub>)<sub>3</sub></a></td></tr></tbody></table></td></tr></tbody></table> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r141815314" /><table class="navbox mw-collapsible mw-collapsed noprint metadata" id="navbox-Ossidi"><tbody><tr><th colspan="2"><div class="navbox_navbar"><div class="noprint plainlinks" style="background-color:transparent; padding:0; font-size:xx-small; color:var(--color-base, #000000); white-space:nowrap;"><a href="/wiki/Template:Ossidi" title="Template:Ossidi"><span title="Vai alla pagina del template">V</span></a> · <a href="/w/index.php?title=Discussioni_template:Ossidi&action=edit&redlink=1" class="new" title="Discussioni template:Ossidi (la pagina non esiste)"><span title="Discuti del template">D</span></a> · <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Template:Ossidi&action=edit"><span title="Modifica il template. Usa l'anteprima prima di salvare">M</span></a></div></div><span class="navbox_title"><span typeof="mw:File"><a href="/wiki/File:Rareearthoxides.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/55/Rareearthoxides.jpg/22px-Rareearthoxides.jpg" decoding="async" width="22" height="14" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/55/Rareearthoxides.jpg/33px-Rareearthoxides.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/55/Rareearthoxides.jpg/44px-Rareearthoxides.jpg 2x" data-file-width="1200" data-file-height="780" /></a></span> <a href="/wiki/Ossido" title="Ossido">Ossidi</a></span></th></tr><tr><td colspan="2" class="navbox_list navbox_center navbox_odd"><table style="width:90%"> <tbody><tr> <td align="center"> <table style="font-size:98%;text-align:center;margin:0 auto;width:95%"> <tbody><tr> <td style="border:1px solid #aaaaaa;background-color:mistyrose; width:2em;"><small><a href="/wiki/Acqua_pesante" title="Acqua pesante">D<sub>2</sub>O</a><br /><a href="/wiki/Acqua" title="Acqua">H<sub>2</sub>O</a></small></td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="width:2em"> </td> <td style="border:1px solid #aaaaaa;background-color:mistyrose; width:2em"><small>He</small></td> </tr> <tr> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_litio" title="Ossido di litio">Li<sub>2</sub>O</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_berillio" title="Ossido di berillio">BeO</a></small></td> <td colspan="10"> </td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Anidride_borica" title="Anidride borica">B<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Monossido_di_carbonio" title="Monossido di carbonio">CO</a><br /><a href="/wiki/Anidride_carbonica" title="Anidride carbonica">CO<sub>2</sub></a><br /><a href="/wiki/Subossido_di_carbonio" title="Subossido di carbonio">C<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Monossido_di_azoto" title="Monossido di azoto">NO</a><b> ·</b> <a href="/wiki/Diossido_di_azoto" title="Diossido di azoto">NO<sub>2</sub></a><br /><a href="/wiki/Ossido_di_diazoto" title="Ossido di diazoto"> N<sub>2</sub>O</a><b> ·</b> <a href="/wiki/Triossido_di_diazoto" title="Triossido di diazoto">N<sub>2</sub>O<sub>3</sub></a><br /><a href="/wiki/Tetrossido_di_diazoto" title="Tetrossido di diazoto">N<sub>2</sub>O<sub>4</sub></a><b> ·</b> <a href="/wiki/Pentossido_di_diazoto" title="Pentossido di diazoto"> N<sub>2</sub>O<sub>5</sub></a></small></td> <td style="border-collapse:collapse;background-color:#FF0000;" align="center"><small><b>O</b></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Difluoruro_di_ossigeno" title="Difluoruro di ossigeno">F<sub>2</sub>O</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small>Ne</small></td> </tr> <tr> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_sodio" title="Ossido di sodio">Na<sub>2</sub>O</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_magnesio" title="Ossido di magnesio">MgO</a></small></td> <td colspan="10"> </td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_alluminio" title="Ossido di alluminio">Al<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Monossido_di_silicio" title="Monossido di silicio">SiO</a><br /><a href="/wiki/Silice" title="Silice">SiO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Monossido_di_fosforo&action=edit&redlink=1" class="new" title="Monossido di fosforo (la pagina non esiste)">PO</a><b> ·</b> <a href="/wiki/Anidride_fosforosa" title="Anidride fosforosa">P<sub>2</sub>O<sub>3</sub></a><br /><a href="/wiki/Tetrossido_di_fosforo" title="Tetrossido di fosforo">P<sub>2</sub>O<sub>4</sub></a><b> ·</b> <a href="/wiki/Anidride_fosforica" title="Anidride fosforica">P<sub>4</sub>O<sub>10</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Anidride_solforosa" title="Anidride solforosa">SO<sub>2</sub></a><br /><a href="/wiki/Anidride_solforica" title="Anidride solforica">SO<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Diossido_di_cloro" title="Diossido di cloro">ClO<sub>2</sub></a><b> ·</b> <a href="/wiki/Monossido_di_cloro" title="Monossido di cloro">Cl<sub>2</sub>O</a><br /> <a href="/wiki/Triossido_di_dicloro" title="Triossido di dicloro">Cl<sub>2</sub>O<sub>3</sub></a><b> ·</b> <a href="/w/index.php?title=Perclorato_di_cloro&action=edit&redlink=1" class="new" title="Perclorato di cloro (la pagina non esiste)">Cl<sub>2</sub>O<sub>4</sub></a><br /><a href="/w/index.php?title=Esossido_di_dicloro&action=edit&redlink=1" class="new" title="Esossido di dicloro (la pagina non esiste)">Cl<sub>2</sub>O<sub>6</sub></a><b> ·</b> <a href="/wiki/Anidride_perclorica" title="Anidride perclorica">Cl<sub>2</sub>O<sub>7</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small>Ar</small></td> </tr> <tr> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_potassio" title="Ossido di potassio">K<sub>2</sub>O</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_calcio" title="Ossido di calcio">CaO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_scandio" title="Ossido di scandio">Sc<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Monossido_di_titanio&action=edit&redlink=1" class="new" title="Monossido di titanio (la pagina non esiste)">TiO</a><br /><a href="/w/index.php?title=Sesquiossido_di_titanio&action=edit&redlink=1" class="new" title="Sesquiossido di titanio (la pagina non esiste)">Ti<sub>2</sub>O<sub>3</sub></a><br /><a href="/wiki/Biossido_di_titanio" title="Biossido di titanio">TiO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_vanadio(III)" title="Ossido di vanadio(III)">V<sub>2</sub>O<sub>3</sub></a><br /><a href="/wiki/Biossido_di_vanadio" title="Biossido di vanadio">VO<sub>2</sub></a><br /><a class="mw-selflink selflink"> V<sub>2</sub>O<sub>5</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Ossido_ipocromoso&action=edit&redlink=1" class="new" title="Ossido ipocromoso (la pagina non esiste)">CrO</a><b> ·</b> <a href="/wiki/Triossido_di_dicromo" title="Triossido di dicromo">Cr<sub>2</sub>O<sub>3</sub></a><br /><a href="/wiki/Diossido_di_cromo" title="Diossido di cromo">CrO<sub>2</sub></a><b> ·</b> <a href="/wiki/Triossido_di_cromo" title="Triossido di cromo">CrO<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Monossido_di_manganese" title="Monossido di manganese">MnO</a><b> ·</b> <a href="/wiki/Tetrossido_di_trimanganese" title="Tetrossido di trimanganese">Mn<sub>3</sub>O<sub>4</sub></a><br /><a href="/wiki/Triossido_di_dimanganese" title="Triossido di dimanganese"> Mn<sub>2</sub>O<sub>3</sub></a><b> ·</b> <a href="/w/index.php?title=Octossido_di_manganese&action=edit&redlink=1" class="new" title="Octossido di manganese (la pagina non esiste)">Mn<sub>5</sub>O<sub>8</sub></a><br /><a href="/wiki/Diossido_di_manganese" title="Diossido di manganese">MnO<sub>2</sub></a><b> ·</b> <a href="/w/index.php?title=Triossido_di_manganese&action=edit&redlink=1" class="new" title="Triossido di manganese (la pagina non esiste)">MnO<sub>3</sub></a><br /><a href="/wiki/Eptossido_di_dimanganese" title="Eptossido di dimanganese">Mn<sub>2</sub>O<sub>7</sub></a> </small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_ferroso" title="Ossido ferroso">FeO</a><br /><a href="/wiki/Ossido_ferrico" title="Ossido ferrico">Fe<sub>2</sub>O<sub>3</sub></a><br /><a href="/wiki/Ossido_ferroso-ferrico" title="Ossido ferroso-ferrico">Fe<sub>3</sub>O<sub>4</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Monossido_di_cobalto" title="Monossido di cobalto">CoO</a><br /><a href="/wiki/Ossido_di_cobalto(II,III)" title="Ossido di cobalto(II,III)">Co<sub>3</sub>O<sub>4</sub></a><br /><a href="/w/index.php?title=Triossido_di_dicobalto&action=edit&redlink=1" class="new" title="Triossido di dicobalto (la pagina non esiste)"> Co<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_nichel" title="Ossido di nichel">NiO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_rameoso" title="Ossido rameoso">Cu<sub>2</sub>O</a><br /><a href="/wiki/Ossido_rameico" title="Ossido rameico">CuO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_zinco" title="Ossido di zinco">ZnO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Monossido_di_digallio&action=edit&redlink=1" class="new" title="Monossido di digallio (la pagina non esiste)">Ga<sub>2</sub>O</a><br /><a href="/w/index.php?title=Triossido_di_gallio&action=edit&redlink=1" class="new" title="Triossido di gallio (la pagina non esiste)">Ga<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Monossido_di_germanio&action=edit&redlink=1" class="new" title="Monossido di germanio (la pagina non esiste)">GeO</a><br /><a href="/w/index.php?title=Diossido_di_germanio&action=edit&redlink=1" class="new" title="Diossido di germanio (la pagina non esiste)">GeO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_arsenioso" title="Ossido arsenioso">As<sub>2</sub>O<sub>3</sub></a><br /><a href="/wiki/Pentossido_di_arsenico" title="Pentossido di arsenico">As<sub>2</sub>O<sub>5</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Diossido_di_selenio" title="Diossido di selenio">SeO<sub>2</sub></a><br /><a href="/wiki/Triossido_di_selenio" title="Triossido di selenio">SeO<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Diossido_di_bromo&action=edit&redlink=1" class="new" title="Diossido di bromo (la pagina non esiste)">BrO<sub>2</sub></a><br /><a href="/w/index.php?title=Triossido_di_dibromo&action=edit&redlink=1" class="new" title="Triossido di dibromo (la pagina non esiste)"> Br<sub>2</sub>O<sub>3</sub></a><br /><a href="/w/index.php?title=Pentossido_di_dibromo&action=edit&redlink=1" class="new" title="Pentossido di dibromo (la pagina non esiste)">Br<sub>2</sub>O<sub>5</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small>Kr</small></td> </tr> <tr> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Ossido_di_rubidio&action=edit&redlink=1" class="new" title="Ossido di rubidio (la pagina non esiste)">Rb<sub>2</sub>O</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_stronzio" title="Ossido di stronzio">SrO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_ittrio" title="Ossido di ittrio">Y<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_zirconio" title="Ossido di zirconio">ZrO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Monossido_di_niobio" title="Monossido di niobio">NbO</a><br /><a href="/wiki/Diossido_di_niobio" title="Diossido di niobio">NbO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Diossido_di_molibdeno" title="Diossido di molibdeno">MoO<sub>2</sub></a><br /><a href="/wiki/Triossido_di_molibdeno" title="Triossido di molibdeno">MoO<sub>3</sub></a><br /><a href="/w/index.php?title=Ossido_di_molibdeno(III)&action=edit&redlink=1" class="new" title="Ossido di molibdeno(III) (la pagina non esiste)">Mo<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_tecnezio(VII)" title="Ossido di tecnezio(VII)">Tc<sub>2</sub>O<sub>7</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Triossido_di_dirutenio" title="Triossido di dirutenio">Ru<sub>2</sub>O<sub>3</sub></a><b> ·</b> <a href="/wiki/Diossido_di_rutenio" title="Diossido di rutenio">RuO<sub>2</sub></a><br /><a href="/wiki/Triossido_di_rutenio" title="Triossido di rutenio">RuO<sub>3</sub></a><b> ·</b> <a href="/wiki/Tetrossido_di_rutenio" title="Tetrossido di rutenio">RuO<sub>4</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Triossido_di_rodio" title="Triossido di rodio">Rh<sub>2</sub>O<sub>3</sub></a><br /><a href="/w/index.php?title=Diossido_di_rodio&action=edit&redlink=1" class="new" title="Diossido di rodio (la pagina non esiste)">RhO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Monossido_di_palladio&action=edit&redlink=1" class="new" title="Monossido di palladio (la pagina non esiste)">PdO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Ossido_argentico&action=edit&redlink=1" class="new" title="Ossido argentico (la pagina non esiste)">AgO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_cadmio" title="Ossido di cadmio">CdO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_indio(III)" title="Ossido di indio(III)">In<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Monossido_di_stagno" title="Monossido di stagno">SnO</a><br /><a href="/wiki/Diossido_di_stagno" title="Diossido di stagno">SnO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_antimonio(III)" title="Ossido di antimonio(III)">Sb<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Monossido_di_tellurio&action=edit&redlink=1" class="new" title="Monossido di tellurio (la pagina non esiste)">TeO</a><br /><a href="/w/index.php?title=Diossido_di_tellurio&action=edit&redlink=1" class="new" title="Diossido di tellurio (la pagina non esiste)">TeO<sub>2</sub></a><br /><a href="/w/index.php?title=Triossido_di_tellurio&action=edit&redlink=1" class="new" title="Triossido di tellurio (la pagina non esiste)">TeO<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Tetrossido_di_iodio&action=edit&redlink=1" class="new" title="Tetrossido di iodio (la pagina non esiste)">I<sub>2</sub>O<sub>4</sub></a><b> ·</b> <a href="/wiki/Anidride_iodica" title="Anidride iodica"> I<sub>2</sub>O<sub>5</sub></a><br /><a href="/w/index.php?title=Esossido_di_iodio&action=edit&redlink=1" class="new" title="Esossido di iodio (la pagina non esiste)"> I<sub>2</sub>O<sub>6</sub></a><b> ·</b> <a href="/w/index.php?title=Nonossido_di_iodio&action=edit&redlink=1" class="new" title="Nonossido di iodio (la pagina non esiste)">I<sub>4</sub>O<sub>9</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Triossido_di_xeno" title="Triossido di xeno">XeO<sub>3</sub></a></small></td> </tr> <tr> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Triossido_di_cesio&action=edit&redlink=1" class="new" title="Triossido di cesio (la pagina non esiste)">Cs<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_bario" title="Ossido di bario">BaO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose" align="center"> *</td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Ossido_di_afnio&action=edit&redlink=1" class="new" title="Ossido di afnio (la pagina non esiste)">HfO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_tantalio" title="Ossido di tantalio">Ta<sub>2</sub>O<sub>5</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Sesquiossido_di_tungsteno&action=edit&redlink=1" class="new" title="Sesquiossido di tungsteno (la pagina non esiste)">W<sub>2</sub>O<sub>3</sub></a><b> ·</b> <a href="/w/index.php?title=Diossido_di_tungsteno&action=edit&redlink=1" class="new" title="Diossido di tungsteno (la pagina non esiste)">WO<sub>2</sub></a><br /><a href="/wiki/Triossido_di_tungsteno" title="Triossido di tungsteno"> WO<sub>3</sub></a><b> ·</b> <a href="/w/index.php?title=Pentossido_di_tungsteno&action=edit&redlink=1" class="new" title="Pentossido di tungsteno (la pagina non esiste)">W<sub>2</sub>O<sub>5</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Diossido_di_renio&action=edit&redlink=1" class="new" title="Diossido di renio (la pagina non esiste)">ReO<sub>2</sub></a><br /><a href="/wiki/Triossido_di_renio" title="Triossido di renio">ReO<sub>3</sub></a><br /><a href="/wiki/Ossido_di_renio(VII)" title="Ossido di renio(VII)">Re<sub>2</sub>O<sub>7</sub></a> </small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Diossido_di_osmio&action=edit&redlink=1" class="new" title="Diossido di osmio (la pagina non esiste)">OsO<sub>2</sub></a><br /><a href="/wiki/Tetrossido_di_osmio" title="Tetrossido di osmio">OsO<sub>4</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Diossido_di_iridio" title="Diossido di iridio">IrO<sub>2</sub></a><br /><a href="/w/index.php?title=Tetrossido_di_iridio&action=edit&redlink=1" class="new" title="Tetrossido di iridio (la pagina non esiste)">IrO<sub>4</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Diossido_di_platino" title="Diossido di platino">PtO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_oro(III)" title="Ossido di oro(III)">Au<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Ossido_mercuroso&action=edit&redlink=1" class="new" title="Ossido mercuroso (la pagina non esiste)">Hg<sub>2</sub>O</a><br /><a href="/wiki/Ossido_mercurico" title="Ossido mercurico">HgO</a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Ossido_talloso&action=edit&redlink=1" class="new" title="Ossido talloso (la pagina non esiste)">Tl<sub>2</sub>O</a><br /><a href="/w/index.php?title=Ossido_tallico&action=edit&redlink=1" class="new" title="Ossido tallico (la pagina non esiste)">Tl<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Monossido_di_piombo" title="Monossido di piombo">PbO</a><br /><a href="/wiki/Diossido_di_piombo" title="Diossido di piombo">PbO<sub>2</sub></a><br /><a href="/wiki/Tetrossido_di_piombo" title="Tetrossido di piombo">Pb<sub>3</sub>O<sub>4</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/wiki/Ossido_di_bismuto" title="Ossido di bismuto">Bi<sub>2</sub>O<sub>3</sub></a><br /><a href="/w/index.php?title=Tetrossido_di_bismuto&action=edit&redlink=1" class="new" title="Tetrossido di bismuto (la pagina non esiste)"> BiO<sub>2</sub></a><br /><a href="/w/index.php?title=Pentossido_di_bismuto&action=edit&redlink=1" class="new" title="Pentossido di bismuto (la pagina non esiste)">Bi<sub>2</sub>O<sub>5</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small><a href="/w/index.php?title=Monossido_di_polonio&action=edit&redlink=1" class="new" title="Monossido di polonio (la pagina non esiste)">PoO</a><br /><a href="/w/index.php?title=Diossido_di_polonio&action=edit&redlink=1" class="new" title="Diossido di polonio (la pagina non esiste)">PoO<sub>2</sub></a><br /><a href="/w/index.php?title=Triossido_di_polonio&action=edit&redlink=1" class="new" title="Triossido di polonio (la pagina non esiste)">PoO<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small>At</small></td> <td style="border:1px solid #aaaaaa;background-color:mistyrose"><small>Rn</small></td> </tr> <tr> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Fr</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Ra</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;" align="center"> ** </td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Rf</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Db</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Sg</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Bh</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Hs</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Mt</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Ds</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Rg</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Cn</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Nh</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Fl</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Mc</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Lv</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Ts</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Og</small></td> </tr> <tr> <td colspan="18"> </td> </tr> <tr> <td colspan="2"> </td> <td> ↓</td> </tr> <tr> <td> </td> <td style="text-align:center;"> <span style="float: right">*</span></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_lantanio" title="Ossido di lantanio">La<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_cerio(III)" title="Ossido di cerio(III)">Ce<sub>2</sub>O<sub>3</sub></a><br /><a href="/w/index.php?title=Ossido_di_cerio(III,IV)&action=edit&redlink=1" class="new" title="Ossido di cerio(III,IV) (la pagina non esiste)">Ce<sub>3</sub>O<sub>4</sub></a><br /><a href="/wiki/Ossido_di_cerio(IV)" title="Ossido di cerio(IV)">CeO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_praseodimio(III)" title="Ossido di praseodimio(III)">Pr<sub>2</sub>O<sub>3</sub></a><br /><a href="/w/index.php?title=Ossido_di_praseodimio(IV)&action=edit&redlink=1" class="new" title="Ossido di praseodimio(IV) (la pagina non esiste)">PrO<sub>2</sub></a><br /> <a href="/wiki/Ossido_di_praseodimio(III,IV)" title="Ossido di praseodimio(III,IV)">Pr<sub>6</sub>O<sub>11</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_neodimio" title="Ossido di neodimio">Nd<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_promezio" title="Ossido di promezio">Pm<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_samario" title="Ossido di samario">Sm<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_europio" title="Ossido di europio">Eu<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_gadolinio" title="Ossido di gadolinio">Gd<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_terbio(III)" title="Ossido di terbio(III)">Tb<sub>2</sub>O<sub>3</sub></a><br /><a href="/wiki/Ossido_di_terbio(III,IV)" title="Ossido di terbio(III,IV)">Tb<sub>4</sub>O<sub>7</sub></a><br /><a href="/w/index.php?title=Ossido_di_terbio(IV)&action=edit&redlink=1" class="new" title="Ossido di terbio(IV) (la pagina non esiste)">TbO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_disprosio" title="Ossido di disprosio">Dy<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_olmio" title="Ossido di olmio">Ho<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_erbio" title="Ossido di erbio">Er<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_tulio" title="Ossido di tulio">Tm<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_itterbio" title="Ossido di itterbio">Yb<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Ossido_di_lutezio" title="Ossido di lutezio">Lu<sub>2</sub>O<sub>3</sub></a></small></td> </tr> <tr> <td> </td> <td style="text-align:right;"> <span style="float: right">**</span></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/w/index.php?title=Ossido_di_attinio&action=edit&redlink=1" class="new" title="Ossido di attinio (la pagina non esiste)">Ac<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/w/index.php?title=Monossido_di_torio&action=edit&redlink=1" class="new" title="Monossido di torio (la pagina non esiste)">ThO</a><br /><a href="/wiki/Diossido_di_torio" title="Diossido di torio">ThO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/w/index.php?title=Ossido_di_protoattinio(IV)&action=edit&redlink=1" class="new" title="Ossido di protoattinio(IV) (la pagina non esiste)">PaO<sub>2</sub></a><br /><a href="/w/index.php?title=Ossido_di_protoattinio(V)&action=edit&redlink=1" class="new" title="Ossido di protoattinio(V) (la pagina non esiste)">Pa<sub>2</sub>O<sub>5</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Diossido_di_uranio" title="Diossido di uranio">UO<sub>2</sub></a><b> ·</b> <a href="/w/index.php?title=Pentossido_di_diuranio&action=edit&redlink=1" class="new" title="Pentossido di diuranio (la pagina non esiste)">U<sub>2</sub>O<sub>5</sub></a><br /><a href="/wiki/Octaossido_di_triuranio" title="Octaossido di triuranio">U<sub>3</sub>O<sub>8</sub></a><b> ·</b> <a href="/wiki/Triossido_di_uranio" title="Triossido di uranio">UO<sub>3</sub></a><br /><a href="/w/index.php?title=Tetrossido_di_uranio&action=edit&redlink=1" class="new" title="Tetrossido di uranio (la pagina non esiste)">UO<sub>4</sub></a><b> ·</b> <a href="/w/index.php?title=Esossido_di_uranio&action=edit&redlink=1" class="new" title="Esossido di uranio (la pagina non esiste)">UO<sub>6</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/w/index.php?title=Ossido_di_nettunio(IV)&action=edit&redlink=1" class="new" title="Ossido di nettunio(IV) (la pagina non esiste)">NpO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/wiki/Diossido_di_plutonio" title="Diossido di plutonio">PuO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/w/index.php?title=Ossido_di_americio(III)&action=edit&redlink=1" class="new" title="Ossido di americio(III) (la pagina non esiste)">Am<sub>2</sub>O<sub>3</sub></a><br /><a href="/w/index.php?title=Ossido_di_americio(IV)&action=edit&redlink=1" class="new" title="Ossido di americio(IV) (la pagina non esiste)">AmO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/w/index.php?title=Ossido_di_curio(III)&action=edit&redlink=1" class="new" title="Ossido di curio(III) (la pagina non esiste)">Cm<sub>2</sub>O<sub>3</sub></a><br /><a href="/w/index.php?title=Ossido_di_curio(IV)&action=edit&redlink=1" class="new" title="Ossido di curio(IV) (la pagina non esiste)">CmO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/w/index.php?title=Ossido_di_berkelio(III)&action=edit&redlink=1" class="new" title="Ossido di berkelio(III) (la pagina non esiste)">Bk<sub>2</sub>O<sub>3</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small><a href="/w/index.php?title=Ossido_di_californio(III)&action=edit&redlink=1" class="new" title="Ossido di californio(III) (la pagina non esiste)">Cf<sub>2</sub>O<sub>3</sub></a><br /><a href="/w/index.php?title=Ossido_di_californio(IV)&action=edit&redlink=1" class="new" title="Ossido di californio(IV) (la pagina non esiste)">CfO<sub>2</sub></a></small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Es</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Fm</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Md</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>No</small></td> <td style="border:1px solid #aaaaaa; background-color:mistyrose;"><small>Lr</small></td> </tr> </tbody></table> </td></tr></tbody></table></td></tr></tbody></table> <div class="noprint" style="width:100%; padding: 3px 0; display: flex; flex-wrap: wrap; row-gap: 4px; column-gap: 8px; box-sizing: border-box;"><div style="flex-grow: 1"><style data-mw-deduplicate="TemplateStyles:r140555418">.mw-parser-output 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