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Arsenico - Wikipedia

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<a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inizio</div> </a> </li> <li id="toc-Caratteristiche" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Caratteristiche"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Caratteristiche</span> </div> </a> <button aria-controls="toc-Caratteristiche-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 Caratteristiche</span> </button> <ul id="toc-Caratteristiche-sublist" class="vector-toc-list"> <li id="toc-Proprietà" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Proprietà"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Proprietà</span> </div> </a> <ul id="toc-Proprietà-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Strutture_cristalline" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Strutture_cristalline"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Strutture cristalline</span> </div> </a> <ul id="toc-Strutture_cristalline-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Strutture_molecolari" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Strutture_molecolari"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.3</span> <span>Strutture molecolari</span> </div> </a> <ul id="toc-Strutture_molecolari-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Isotopi" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Isotopi"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Isotopi</span> </div> </a> <button aria-controls="toc-Isotopi-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 Isotopi</span> </button> <ul id="toc-Isotopi-sublist" class="vector-toc-list"> <li id="toc-Isotopi_artificiali" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Isotopi_artificiali"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Isotopi artificiali</span> </div> </a> <ul id="toc-Isotopi_artificiali-sublist" class="vector-toc-list"> </ul> </li> </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">3</span> <span>Reattività</span> </div> </a> <ul id="toc-Reattività-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Applicazioni" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Applicazioni"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Applicazioni</span> </div> </a> <ul id="toc-Applicazioni-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Storia" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Storia"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Storia</span> </div> </a> <ul id="toc-Storia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Disponibilità" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Disponibilità"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Disponibilità</span> </div> </a> <ul id="toc-Disponibilità-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Precauzioni_ed_effetti_sulla_salute" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Precauzioni_ed_effetti_sulla_salute"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Precauzioni ed effetti sulla salute</span> </div> </a> <ul id="toc-Precauzioni_ed_effetti_sulla_salute-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">8</span> <span>Note</span> </div> </a> <ul id="toc-Note-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Bibliografia" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bibliografia"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>Bibliografia</span> </div> </a> <ul id="toc-Bibliografia-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Voci_correlate" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Voci_correlate"> <div class="vector-toc-text"> <span class="vector-toc-numb">10</span> <span>Voci correlate</span> </div> </a> <ul id="toc-Voci_correlate-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">11</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">12</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&#039;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&#039;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">Arsenico</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&#039;altra lingua. Disponibile in 156 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-156" 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">156 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/Arseen" title="Arseen - afrikaans" lang="af" hreflang="af" data-title="Arseen" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%8A%A0%E1%88%AD%E1%88%B0%E1%8A%92%E1%8A%AD" title="አርሰኒክ - amarico" lang="am" hreflang="am" data-title="አርሰኒክ" data-language-autonym="አማርኛ" data-language-local-name="amarico" class="interlanguage-link-target"><span>አማርኛ</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Arseni" title="Arseni - aragonese" lang="an" hreflang="an" data-title="Arseni" data-language-autonym="Aragonés" data-language-local-name="aragonese" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-anp mw-list-item"><a href="https://anp.wikipedia.org/wiki/%E0%A4%86%E0%A4%B0%E0%A5%8D%E0%A4%B8%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%95" title="आर्सेनिक - angika" lang="anp" hreflang="anp" data-title="आर्सेनिक" data-language-autonym="अंगिका" data-language-local-name="angika" class="interlanguage-link-target"><span>अंगिका</span></a></li><li class="interlanguage-link interwiki-ar badge-Q17437796 badge-featuredarticle mw-list-item" title="voce in vetrina"><a href="https://ar.wikipedia.org/wiki/%D8%B2%D8%B1%D9%86%D9%8A%D8%AE" title="زرنيخ - arabo" lang="ar" hreflang="ar" data-title="زرنيخ" data-language-autonym="العربية" data-language-local-name="arabo" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ary mw-list-item"><a href="https://ary.wikipedia.org/wiki/%D8%AC%D8%B1%D9%86%D9%8A%D8%AC" title="جرنيج - arabo marocchino" lang="ary" hreflang="ary" data-title="جرنيج" data-language-autonym="الدارجة" data-language-local-name="arabo marocchino" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D8%B2%D8%B1%D9%86%D9%8A%D8%AE" title="زرنيخ - arabo egiziano" lang="arz" hreflang="arz" data-title="زرنيخ" data-language-autonym="مصرى" data-language-local-name="arabo egiziano" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Ars%C3%A9nicu" title="Arsénicu - asturiano" lang="ast" hreflang="ast" data-title="Arsénicu" data-language-autonym="Asturianu" data-language-local-name="asturiano" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-awa mw-list-item"><a href="https://awa.wikipedia.org/wiki/%E0%A4%86%E0%A4%B0%E0%A5%8D%E0%A4%B8%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%95" title="आर्सेनिक - awadhi" lang="awa" hreflang="awa" data-title="आर्सेनिक" data-language-autonym="अवधी" data-language-local-name="awadhi" class="interlanguage-link-target"><span>अवधी</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Arsen" title="Arsen - azerbaigiano" lang="az" hreflang="az" data-title="Arsen" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaigiano" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%A2%D8%B1%D8%B3%D9%86%DB%8C%DA%A9" title="آرسنیک - South Azerbaijani" lang="azb" hreflang="azb" data-title="آرسنیک" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-ban mw-list-item"><a href="https://ban.wikipedia.org/wiki/Arsenik" title="Arsenik - balinese" lang="ban" hreflang="ban" data-title="Arsenik" data-language-autonym="Basa Bali" data-language-local-name="balinese" class="interlanguage-link-target"><span>Basa Bali</span></a></li><li class="interlanguage-link interwiki-bcl mw-list-item"><a href="https://bcl.wikipedia.org/wiki/Arseniko" title="Arseniko - Central Bikol" lang="bcl" hreflang="bcl" data-title="Arseniko" data-language-autonym="Bikol Central" data-language-local-name="Central Bikol" class="interlanguage-link-target"><span>Bikol Central</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9C%D1%8B%D1%88%E2%80%99%D1%8F%D0%BA" title="Мыш’як - bielorusso" lang="be" hreflang="be" data-title="Мыш’як" data-language-autonym="Беларуская" data-language-local-name="bielorusso" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%90%D1%80%D1%88%D1%8D%D0%BD%D1%96%D0%BA" title="Аршэнік - Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Аршэнік" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%90%D1%80%D1%81%D0%B5%D0%BD" title="Арсен - bulgaro" lang="bg" hreflang="bg" data-title="Арсен" data-language-autonym="Български" data-language-local-name="bulgaro" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bh mw-list-item"><a href="https://bh.wikipedia.org/wiki/%E0%A4%86%E0%A4%B0%E0%A5%8D%E0%A4%B8%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%95" title="आर्सेनिक - Bhojpuri" lang="bh" hreflang="bh" data-title="आर्सेनिक" data-language-autonym="भोजपुरी" data-language-local-name="Bhojpuri" class="interlanguage-link-target"><span>भोजपुरी</span></a></li><li class="interlanguage-link interwiki-blk mw-list-item"><a href="https://blk.wikipedia.org/wiki/%E1%80%A1%E1%80%AC%E1%80%9E%E1%80%B2%E1%80%94%E1%80%BA%E1%80%B8%E1%80%94%E1%80%B1%E1%80%80%E1%80%BA" title="အာသဲန်းနေက် - Pa&#039;O" lang="blk" hreflang="blk" data-title="အာသဲန်းနေက်" data-language-autonym="ပအိုဝ်ႏဘာႏသာႏ" data-language-local-name="Pa&#039;O" class="interlanguage-link-target"><span>ပအိုဝ်ႏဘာႏသာႏ</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%86%E0%A6%B0%E0%A7%8D%E0%A6%B8%E0%A7%87%E0%A6%A8%E0%A6%BF%E0%A6%95" title="আর্সেনিক - bengalese" lang="bn" hreflang="bn" data-title="আর্সেনিক" data-language-autonym="বাংলা" data-language-local-name="bengalese" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bo mw-list-item"><a href="https://bo.wikipedia.org/wiki/%E0%BD%96%E0%BC%8B%E0%BD%96%E0%BE%B3%E0%BC%8D" title="བ་བླ། - tibetano" lang="bo" hreflang="bo" data-title="བ་བླ།" data-language-autonym="བོད་ཡིག" data-language-local-name="tibetano" class="interlanguage-link-target"><span>བོད་ཡིག</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Arsenik" title="Arsenik - bretone" lang="br" hreflang="br" data-title="Arsenik" data-language-autonym="Brezhoneg" data-language-local-name="bretone" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Arsen" title="Arsen - bosniaco" lang="bs" hreflang="bs" data-title="Arsen" 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/Ars%C3%A8nic" title="Arsènic - catalano" lang="ca" hreflang="ca" data-title="Arsènic" data-language-autonym="Català" data-language-local-name="catalano" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/Pi%C4%95_(ngu%C3%B2ng-s%C3%B3)" title="Piĕ (nguòng-só) - Mindong" lang="cdo" hreflang="cdo" data-title="Piĕ (nguòng-só)" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-ceb mw-list-item"><a href="https://ceb.wikipedia.org/wiki/Arsenico" title="Arsenico - cebuano" lang="ceb" hreflang="ceb" data-title="Arsenico" data-language-autonym="Cebuano" data-language-local-name="cebuano" class="interlanguage-link-target"><span>Cebuano</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%B2%DB%95%DA%95%D9%86%DB%8C%D8%AE" title="زەڕنیخ - curdo centrale" lang="ckb" hreflang="ckb" data-title="زەڕنیخ" data-language-autonym="کوردی" data-language-local-name="curdo centrale" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-co mw-list-item"><a href="https://co.wikipedia.org/wiki/Arsenicu" title="Arsenicu - corso" lang="co" hreflang="co" data-title="Arsenicu" data-language-autonym="Corsu" data-language-local-name="corso" class="interlanguage-link-target"><span>Corsu</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Arsen" title="Arsen - ceco" lang="cs" hreflang="cs" data-title="Arsen" data-language-autonym="Čeština" data-language-local-name="ceco" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%9C%D0%B0%D1%80%D0%BA%C4%83%D0%BC%C4%83%D1%88" title="Маркăмăш - ciuvascio" lang="cv" hreflang="cv" data-title="Маркăмăш" data-language-autonym="Чӑвашла" data-language-local-name="ciuvascio" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Arsenig" title="Arsenig - gallese" lang="cy" hreflang="cy" data-title="Arsenig" data-language-autonym="Cymraeg" data-language-local-name="gallese" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Arsen" title="Arsen - danese" lang="da" hreflang="da" data-title="Arsen" data-language-autonym="Dansk" data-language-local-name="danese" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de badge-Q17437796 badge-featuredarticle mw-list-item" title="voce in vetrina"><a href="https://de.wikipedia.org/wiki/Arsen" title="Arsen - tedesco" lang="de" hreflang="de" data-title="Arsen" data-language-autonym="Deutsch" data-language-local-name="tedesco" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%91%CF%81%CF%83%CE%B5%CE%BD%CE%B9%CE%BA%CF%8C_(%CF%83%CF%84%CE%BF%CE%B9%CF%87%CE%B5%CE%AF%CE%BF)" title="Αρσενικό (στοιχείο) - greco" lang="el" hreflang="el" data-title="Αρσενικό (στοιχείο)" data-language-autonym="Ελληνικά" data-language-local-name="greco" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Arsenic" title="Arsenic - inglese" lang="en" hreflang="en" data-title="Arsenic" data-language-autonym="English" data-language-local-name="inglese" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Arseno" title="Arseno - esperanto" lang="eo" hreflang="eo" data-title="Arseno" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Ars%C3%A9nico" title="Arsénico - spagnolo" lang="es" hreflang="es" data-title="Arsénico" data-language-autonym="Español" data-language-local-name="spagnolo" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Arseen" title="Arseen - estone" lang="et" hreflang="et" data-title="Arseen" data-language-autonym="Eesti" data-language-local-name="estone" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Artseniko" title="Artseniko - basco" lang="eu" hreflang="eu" data-title="Artseniko" data-language-autonym="Euskara" data-language-local-name="basco" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A2%D8%B1%D8%B3%D9%86%DB%8C%DA%A9" title="آرسنیک - persiano" lang="fa" hreflang="fa" data-title="آرسنیک" 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/Arseeni" title="Arseeni - finlandese" lang="fi" hreflang="fi" data-title="Arseeni" data-language-autonym="Suomi" data-language-local-name="finlandese" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fo mw-list-item"><a href="https://fo.wikipedia.org/wiki/Arsen" title="Arsen - faroese" lang="fo" hreflang="fo" data-title="Arsen" data-language-autonym="Føroyskt" data-language-local-name="faroese" class="interlanguage-link-target"><span>Føroyskt</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Arsenic" title="Arsenic - francese" lang="fr" hreflang="fr" data-title="Arsenic" data-language-autonym="Français" data-language-local-name="francese" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Arseen" title="Arseen - frisone settentrionale" lang="frr" hreflang="frr" data-title="Arseen" data-language-autonym="Nordfriisk" data-language-local-name="frisone settentrionale" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-fur mw-list-item"><a href="https://fur.wikipedia.org/wiki/Arsenic" title="Arsenic - friulano" lang="fur" hreflang="fur" data-title="Arsenic" data-language-autonym="Furlan" data-language-local-name="friulano" class="interlanguage-link-target"><span>Furlan</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Arsanaic" title="Arsanaic - irlandese" lang="ga" hreflang="ga" data-title="Arsanaic" data-language-autonym="Gaeilge" data-language-local-name="irlandese" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gd mw-list-item"><a href="https://gd.wikipedia.org/wiki/Arsnaig" title="Arsnaig - gaelico scozzese" lang="gd" hreflang="gd" data-title="Arsnaig" data-language-autonym="Gàidhlig" data-language-local-name="gaelico scozzese" class="interlanguage-link-target"><span>Gàidhlig</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Ars%C3%A9nico" title="Arsénico - galiziano" lang="gl" hreflang="gl" data-title="Arsénico" data-language-autonym="Galego" data-language-local-name="galiziano" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-gn mw-list-item"><a href="https://gn.wikipedia.org/wiki/%C3%91ongatuita" title="Ñongatuita - guaraní" lang="gn" hreflang="gn" data-title="Ñongatuita" data-language-autonym="Avañe&#039;ẽ" data-language-local-name="guaraní" class="interlanguage-link-target"><span>Avañe'ẽ</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%B8%E0%AB%8B%E0%AA%AE%E0%AA%B2" title="સોમલ - gujarati" lang="gu" hreflang="gu" data-title="સોમલ" data-language-autonym="ગુજરાતી" data-language-local-name="gujarati" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-gv mw-list-item"><a href="https://gv.wikipedia.org/wiki/Arsnick" title="Arsnick - mannese" lang="gv" hreflang="gv" data-title="Arsnick" data-language-autonym="Gaelg" data-language-local-name="mannese" class="interlanguage-link-target"><span>Gaelg</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/Ph%C3%AE" title="Phî - hakka" lang="hak" hreflang="hak" data-title="Phî" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="hakka" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%90%D7%A8%D7%A1%D7%9F" title="ארסן - ebraico" lang="he" hreflang="he" data-title="ארסן" data-language-autonym="עברית" data-language-local-name="ebraico" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%86%E0%A4%B0%E0%A5%8D%E0%A4%B8%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%95" title="आर्सेनिक - hindi" lang="hi" hreflang="hi" data-title="आर्सेनिक" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hif mw-list-item"><a href="https://hif.wikipedia.org/wiki/Arsenic" title="Arsenic - hindi figiano" lang="hif" hreflang="hif" data-title="Arsenic" data-language-autonym="Fiji Hindi" data-language-local-name="hindi figiano" class="interlanguage-link-target"><span>Fiji Hindi</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Arsen" title="Arsen - croato" lang="hr" hreflang="hr" data-title="Arsen" data-language-autonym="Hrvatski" data-language-local-name="croato" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/Asenik" title="Asenik - creolo haitiano" lang="ht" hreflang="ht" data-title="Asenik" data-language-autonym="Kreyòl ayisyen" data-language-local-name="creolo haitiano" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Arz%C3%A9n_(elem)" title="Arzén (elem) - ungherese" lang="hu" hreflang="hu" data-title="Arzén (elem)" data-language-autonym="Magyar" data-language-local-name="ungherese" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%B1%D6%80%D5%BD%D5%A5%D5%B6" title="Արսեն - armeno" lang="hy" hreflang="hy" data-title="Արսեն" data-language-autonym="Հայերեն" data-language-local-name="armeno" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hyw mw-list-item"><a href="https://hyw.wikipedia.org/wiki/%D5%84%D5%AF%D5%B6%D5%A4%D5%A5%D5%B2" title="Մկնդեղ - Western Armenian" lang="hyw" hreflang="hyw" data-title="Մկնդեղ" data-language-autonym="Արեւմտահայերէն" data-language-local-name="Western Armenian" class="interlanguage-link-target"><span>Արեւմտահայերէն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Arsenico" title="Arsenico - interlingua" lang="ia" hreflang="ia" data-title="Arsenico" data-language-autonym="Interlingua" data-language-local-name="interlingua" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Arsen" title="Arsen - indonesiano" lang="id" hreflang="id" data-title="Arsen" 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-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Arseno" title="Arseno - ido" lang="io" hreflang="io" data-title="Arseno" data-language-autonym="Ido" data-language-local-name="ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Arsen" title="Arsen - islandese" lang="is" hreflang="is" data-title="Arsen" data-language-autonym="Íslenska" data-language-local-name="islandese" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%92%E7%B4%A0" title="ヒ素 - giapponese" lang="ja" hreflang="ja" data-title="ヒ素" 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-jbo mw-list-item"><a href="https://jbo.wikipedia.org/wiki/arseniko" title="arseniko - lojban" lang="jbo" hreflang="jbo" data-title="arseniko" data-language-autonym="La .lojban." data-language-local-name="lojban" class="interlanguage-link-target"><span>La .lojban.</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Ars%C3%A8nik" title="Arsènik - giavanese" lang="jv" hreflang="jv" data-title="Arsènik" data-language-autonym="Jawa" data-language-local-name="giavanese" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%93%E1%83%90%E1%83%A0%E1%83%98%E1%83%A8%E1%83%AE%E1%83%90%E1%83%9C%E1%83%98" title="დარიშხანი - georgiano" lang="ka" hreflang="ka" data-title="დარიშხანი" data-language-autonym="ქართული" data-language-local-name="georgiano" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kab mw-list-item"><a href="https://kab.wikipedia.org/wiki/Ihi%C7%A7%C7%A7" title="Ihiǧǧ - cabilo" lang="kab" hreflang="kab" data-title="Ihiǧǧ" data-language-autonym="Taqbaylit" data-language-local-name="cabilo" class="interlanguage-link-target"><span>Taqbaylit</span></a></li><li class="interlanguage-link interwiki-kbp mw-list-item"><a href="https://kbp.wikipedia.org/wiki/Ar%C9%A9s%C9%9Bn%C9%A9k%C9%A9" title="Arɩsɛnɩkɩ - Kabiye" lang="kbp" hreflang="kbp" data-title="Arɩsɛnɩkɩ" data-language-autonym="Kabɩyɛ" data-language-local-name="Kabiye" class="interlanguage-link-target"><span>Kabɩyɛ</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9A%D2%AF%D1%88%D3%99%D0%BD" title="Күшән - kazako" lang="kk" hreflang="kk" data-title="Күшән" data-language-autonym="Қазақша" data-language-local-name="kazako" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%86%E0%B2%B0%E0%B3%8D%E0%B2%B8%E0%B3%86%E0%B2%A8%E0%B2%BF%E0%B2%95%E0%B3%8D" title="ಆರ್ಸೆನಿಕ್ - kannada" lang="kn" hreflang="kn" data-title="ಆರ್ಸೆನಿಕ್" data-language-autonym="ಕನ್ನಡ" data-language-local-name="kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%B9%84%EC%86%8C" title="비소 - coreano" lang="ko" hreflang="ko" data-title="비소" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-koi mw-list-item"><a href="https://koi.wikipedia.org/wiki/%D0%9C%D1%8B%D1%88%D1%8C%D1%8F%D0%BA" title="Мышьяк - permiaco" lang="koi" hreflang="koi" data-title="Мышьяк" data-language-autonym="Перем коми" data-language-local-name="permiaco" class="interlanguage-link-target"><span>Перем коми</span></a></li><li class="interlanguage-link interwiki-kv mw-list-item"><a href="https://kv.wikipedia.org/wiki/%D0%95%D0%B4%D0%B6%D1%8B%D0%B4_%D0%B8%D0%B7" title="Еджыд из - komi" lang="kv" hreflang="kv" data-title="Еджыд из" data-language-autonym="Коми" data-language-local-name="komi" class="interlanguage-link-target"><span>Коми</span></a></li><li class="interlanguage-link interwiki-kw mw-list-item"><a href="https://kw.wikipedia.org/wiki/Arsenik" title="Arsenik - cornico" lang="kw" hreflang="kw" data-title="Arsenik" data-language-autonym="Kernowek" data-language-local-name="cornico" class="interlanguage-link-target"><span>Kernowek</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%9C%D1%8B%D1%88%D1%8C%D1%8F%D0%BA" title="Мышьяк - kirghiso" lang="ky" hreflang="ky" data-title="Мышьяк" data-language-autonym="Кыргызча" data-language-local-name="kirghiso" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Arsenicum" title="Arsenicum - latino" lang="la" hreflang="la" data-title="Arsenicum" data-language-autonym="Latina" data-language-local-name="latino" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Arsen" title="Arsen - lussemburghese" lang="lb" hreflang="lb" data-title="Arsen" data-language-autonym="Lëtzebuergesch" data-language-local-name="lussemburghese" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lg mw-list-item"><a href="https://lg.wikipedia.org/wiki/Aseniki_(Arsenic)" title="Aseniki (Arsenic) - ganda" lang="lg" hreflang="lg" data-title="Aseniki (Arsenic)" data-language-autonym="Luganda" data-language-local-name="ganda" class="interlanguage-link-target"><span>Luganda</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/Arseen" title="Arseen - limburghese" lang="li" hreflang="li" data-title="Arseen" data-language-autonym="Limburgs" data-language-local-name="limburghese" class="interlanguage-link-target"><span>Limburgs</span></a></li><li class="interlanguage-link interwiki-lij mw-list-item"><a href="https://lij.wikipedia.org/wiki/Arsenico" title="Arsenico - ligure" lang="lij" hreflang="lij" data-title="Arsenico" data-language-autonym="Ligure" data-language-local-name="ligure" class="interlanguage-link-target"><span>Ligure</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Ars%C3%A9nich" title="Arsénich - lombardo" lang="lmo" hreflang="lmo" data-title="Arsénich" data-language-autonym="Lombard" data-language-local-name="lombardo" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Arsenas" title="Arsenas - lituano" lang="lt" hreflang="lt" data-title="Arsenas" data-language-autonym="Lietuvių" data-language-local-name="lituano" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Ars%C4%93ns" title="Arsēns - lettone" lang="lv" hreflang="lv" data-title="Arsēns" data-language-autonym="Latviešu" data-language-local-name="lettone" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mdf mw-list-item"><a href="https://mdf.wikipedia.org/wiki/%D0%A1%D1%83%D0%BB%D1%8F%D0%BC%D0%B0" title="Суляма - moksha" lang="mdf" hreflang="mdf" data-title="Суляма" data-language-autonym="Мокшень" data-language-local-name="moksha" class="interlanguage-link-target"><span>Мокшень</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Arsenika" title="Arsenika - malgascio" lang="mg" hreflang="mg" data-title="Arsenika" data-language-autonym="Malagasy" data-language-local-name="malgascio" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-min mw-list-item"><a href="https://min.wikipedia.org/wiki/Arsen" title="Arsen - menangkabau" lang="min" hreflang="min" data-title="Arsen" data-language-autonym="Minangkabau" data-language-local-name="menangkabau" class="interlanguage-link-target"><span>Minangkabau</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%90%D1%80%D1%81%D0%B5%D0%BD" title="Арсен - macedone" lang="mk" hreflang="mk" data-title="Арсен" data-language-autonym="Македонски" data-language-local-name="macedone" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%86%E0%B5%BC%E0%B4%B8%E0%B5%86%E0%B4%A8%E0%B4%BF%E0%B4%95%E0%B5%8D" title="ആർസെനിക് - malayalam" lang="ml" hreflang="ml" data-title="ആർസെനിക്" data-language-autonym="മലയാളം" data-language-local-name="malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%A5%D2%AF%D0%BD%D1%86%D1%8D%D0%BB" title="Хүнцэл - mongolo" lang="mn" hreflang="mn" data-title="Хүнцэл" data-language-autonym="Монгол" data-language-local-name="mongolo" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%86%E0%A4%B0%E0%A5%8D%E0%A4%B8%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%95" title="आर्सेनिक - marathi" lang="mr" hreflang="mr" data-title="आर्सेनिक" data-language-autonym="मराठी" data-language-local-name="marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-mrj mw-list-item"><a href="https://mrj.wikipedia.org/wiki/%D0%9C%D1%8B%D1%88%D1%8C%D1%8F%D0%BA" title="Мышьяк - mari occidentale" lang="mrj" hreflang="mrj" data-title="Мышьяк" data-language-autonym="Кырык мары" data-language-local-name="mari occidentale" class="interlanguage-link-target"><span>Кырык мары</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Arsenik" title="Arsenik - malese" lang="ms" hreflang="ms" data-title="Arsenik" 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-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%85%E1%80%AD%E1%80%94%E1%80%BA%E1%80%96%E1%80%BC%E1%80%B0" title="စိန်ဖြူ - birmano" lang="my" hreflang="my" data-title="စိန်ဖြူ" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="birmano" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-myv mw-list-item"><a href="https://myv.wikipedia.org/wiki/%D0%9C%D1%8B%D1%88%D1%8C%D1%8F%D0%BA" title="Мышьяк - erzya" lang="myv" hreflang="myv" data-title="Мышьяк" data-language-autonym="Эрзянь" data-language-local-name="erzya" class="interlanguage-link-target"><span>Эрзянь</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Arsen" title="Arsen - basso tedesco" lang="nds" hreflang="nds" data-title="Arsen" data-language-autonym="Plattdüütsch" data-language-local-name="basso tedesco" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-new mw-list-item"><a href="https://new.wikipedia.org/wiki/%E0%A4%86%E0%A4%B0%E0%A5%8D%E0%A4%B8%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%95" title="आर्सेनिक - newari" lang="new" hreflang="new" data-title="आर्सेनिक" data-language-autonym="नेपाल भाषा" data-language-local-name="newari" class="interlanguage-link-target"><span>नेपाल भाषा</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Arseen" title="Arseen - olandese" lang="nl" hreflang="nl" data-title="Arseen" data-language-autonym="Nederlands" data-language-local-name="olandese" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Arsen" title="Arsen - norvegese nynorsk" lang="nn" hreflang="nn" data-title="Arsen" data-language-autonym="Norsk nynorsk" data-language-local-name="norvegese nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Arsen" title="Arsen - norvegese bokmål" lang="nb" hreflang="nb" data-title="Arsen" data-language-autonym="Norsk bokmål" data-language-local-name="norvegese bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nov mw-list-item"><a href="https://nov.wikipedia.org/wiki/Arsene" title="Arsene - novial" lang="nov" hreflang="nov" data-title="Arsene" data-language-autonym="Novial" data-language-local-name="novial" class="interlanguage-link-target"><span>Novial</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Arsenic" title="Arsenic - occitano" lang="oc" hreflang="oc" data-title="Arsenic" data-language-autonym="Occitan" data-language-local-name="occitano" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-olo mw-list-item"><a href="https://olo.wikipedia.org/wiki/Misjakku" title="Misjakku - Livvi-Karelian" lang="olo" hreflang="olo" data-title="Misjakku" data-language-autonym="Livvinkarjala" data-language-local-name="Livvi-Karelian" class="interlanguage-link-target"><span>Livvinkarjala</span></a></li><li class="interlanguage-link interwiki-or mw-list-item"><a href="https://or.wikipedia.org/wiki/%E0%AC%86%E0%AC%B0%E0%AD%8D%E0%AC%B8%E0%AD%87%E0%AC%A8%E0%AC%BF%E0%AC%95" title="ଆର୍ସେନିକ - odia" lang="or" hreflang="or" data-title="ଆର୍ସେନିକ" data-language-autonym="ଓଡ଼ିଆ" data-language-local-name="odia" class="interlanguage-link-target"><span>ଓଡ଼ିଆ</span></a></li><li class="interlanguage-link interwiki-os mw-list-item"><a href="https://os.wikipedia.org/wiki/%D0%9C%D1%8B%D1%81%D1%82%D1%8B%D0%BC%D0%B0%D1%80%D0%B3" title="Мыстымарг - ossetico" lang="os" hreflang="os" data-title="Мыстымарг" data-language-autonym="Ирон" data-language-local-name="ossetico" class="interlanguage-link-target"><span>Ирон</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%B8%E0%A9%B0%E0%A8%96%E0%A9%80%E0%A8%86" title="ਸੰਖੀਆ - punjabi" lang="pa" hreflang="pa" data-title="ਸੰਖੀਆ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pam mw-list-item"><a href="https://pam.wikipedia.org/wiki/Arseniku" title="Arseniku - pampanga" lang="pam" hreflang="pam" data-title="Arseniku" data-language-autonym="Kapampangan" data-language-local-name="pampanga" class="interlanguage-link-target"><span>Kapampangan</span></a></li><li class="interlanguage-link interwiki-pi mw-list-item"><a href="https://pi.wikipedia.org/wiki/%E0%A4%86%E0%A4%B0%E0%A5%8D%E0%A4%B8%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%95" title="आर्सेनिक - pali" lang="pi" hreflang="pi" data-title="आर्सेनिक" data-language-autonym="पालि" data-language-local-name="pali" class="interlanguage-link-target"><span>पालि</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Arsen" title="Arsen - polacco" lang="pl" hreflang="pl" data-title="Arsen" data-language-autonym="Polski" data-language-local-name="polacco" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pms mw-list-item"><a href="https://pms.wikipedia.org/wiki/Ars%C3%A9nich" title="Arsénich - piemontese" lang="pms" hreflang="pms" data-title="Arsénich" data-language-autonym="Piemontèis" data-language-local-name="piemontese" class="interlanguage-link-target"><span>Piemontèis</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D8%A2%D8%B1%D8%B3%DB%8C%D9%86%DA%A9" title="آرسینک - Western Punjabi" lang="pnb" hreflang="pnb" data-title="آرسینک" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D8%A2%D8%B1%D8%B3%DB%90%D9%86%D9%8A%DA%A9" title="آرسېنيک - pashto" lang="ps" hreflang="ps" data-title="آرسېنيک" data-language-autonym="پښتو" data-language-local-name="pashto" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Ars%C3%AAnio" title="Arsênio - portoghese" lang="pt" hreflang="pt" data-title="Arsênio" data-language-autonym="Português" data-language-local-name="portoghese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-qu mw-list-item"><a href="https://qu.wikipedia.org/wiki/Arsiniku" title="Arsiniku - quechua" lang="qu" hreflang="qu" data-title="Arsiniku" data-language-autonym="Runa Simi" data-language-local-name="quechua" class="interlanguage-link-target"><span>Runa Simi</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Arsen" title="Arsen - rumeno" lang="ro" hreflang="ro" data-title="Arsen" data-language-autonym="Română" data-language-local-name="rumeno" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-roa-rup mw-list-item"><a href="https://roa-rup.wikipedia.org/wiki/Arsenic" title="Arsenic - arumeno" lang="rup" hreflang="rup" data-title="Arsenic" data-language-autonym="Armãneashti" data-language-local-name="arumeno" class="interlanguage-link-target"><span>Armãneashti</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9C%D1%8B%D1%88%D1%8C%D1%8F%D0%BA" title="Мышьяк - russo" lang="ru" hreflang="ru" data-title="Мышьяк" data-language-autonym="Русский" data-language-local-name="russo" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sa mw-list-item"><a href="https://sa.wikipedia.org/wiki/%E0%A4%86%E0%A4%B0%E0%A5%8D%E0%A4%B8%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%95" title="आर्सेनिक - sanscrito" lang="sa" hreflang="sa" data-title="आर्सेनिक" data-language-autonym="संस्कृतम्" data-language-local-name="sanscrito" class="interlanguage-link-target"><span>संस्कृतम्</span></a></li><li class="interlanguage-link interwiki-sc mw-list-item"><a href="https://sc.wikipedia.org/wiki/Ars%C3%A8nicu" title="Arsènicu - sardo" lang="sc" hreflang="sc" data-title="Arsènicu" data-language-autonym="Sardu" data-language-local-name="sardo" class="interlanguage-link-target"><span>Sardu</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Arsenicu" title="Arsenicu - siciliano" lang="scn" hreflang="scn" data-title="Arsenicu" data-language-autonym="Sicilianu" data-language-local-name="siciliano" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Airsenic" title="Airsenic - scozzese" lang="sco" hreflang="sco" data-title="Airsenic" data-language-autonym="Scots" data-language-local-name="scozzese" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sd mw-list-item"><a href="https://sd.wikipedia.org/wiki/%D8%A2%D8%B1%D8%B3%D9%8A%D9%86%DA%AA" title="آرسينڪ - sindhi" lang="sd" hreflang="sd" data-title="آرسينڪ" data-language-autonym="سنڌي" data-language-local-name="sindhi" class="interlanguage-link-target"><span>سنڌي</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Arsen" title="Arsen - serbo-croato" lang="sh" hreflang="sh" data-title="Arsen" 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-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Arsenic" title="Arsenic - Simple English" lang="en-simple" hreflang="en-simple" data-title="Arsenic" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Arz%C3%A9n" title="Arzén - slovacco" lang="sk" hreflang="sk" data-title="Arzén" data-language-autonym="Slovenčina" data-language-local-name="slovacco" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Arzen" title="Arzen - sloveno" lang="sl" hreflang="sl" data-title="Arzen" data-language-autonym="Slovenščina" data-language-local-name="sloveno" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-so mw-list-item"><a href="https://so.wikipedia.org/wiki/Aarsenik" title="Aarsenik - somalo" lang="so" hreflang="so" data-title="Aarsenik" data-language-autonym="Soomaaliga" data-language-local-name="somalo" class="interlanguage-link-target"><span>Soomaaliga</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Arseniku" title="Arseniku - albanese" lang="sq" hreflang="sq" data-title="Arseniku" data-language-autonym="Shqip" data-language-local-name="albanese" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%90%D1%80%D1%81%D0%B5%D0%BD" title="Арсен - serbo" lang="sr" hreflang="sr" data-title="Арсен" 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-stq mw-list-item"><a href="https://stq.wikipedia.org/wiki/Arsen" title="Arsen - saterfriesisch" lang="stq" hreflang="stq" data-title="Arsen" data-language-autonym="Seeltersk" data-language-local-name="saterfriesisch" class="interlanguage-link-target"><span>Seeltersk</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Arsen" title="Arsen - sundanese" lang="su" hreflang="su" data-title="Arsen" data-language-autonym="Sunda" data-language-local-name="sundanese" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Arsenik" title="Arsenik - svedese" lang="sv" hreflang="sv" data-title="Arsenik" data-language-autonym="Svenska" data-language-local-name="svedese" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Asenia" title="Asenia - swahili" lang="sw" hreflang="sw" data-title="Asenia" data-language-autonym="Kiswahili" data-language-local-name="swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%86%E0%AE%9A%E0%AE%A9%E0%AE%BF%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AF%81" title="ஆசனிக்கு - tamil" lang="ta" hreflang="ta" data-title="ஆசனிக்கு" data-language-autonym="தமிழ்" data-language-local-name="tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%86%E0%B0%B0%E0%B1%8D%E0%B0%B8%E0%B1%86%E0%B0%A8%E0%B0%BF%E0%B0%95%E0%B1%8D" title="ఆర్సెనిక్ - telugu" lang="te" hreflang="te" data-title="ఆర్సెనిక్" data-language-autonym="తెలుగు" data-language-local-name="telugu" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%90%D1%80%D1%81%D0%B5%D0%BD" title="Арсен - tagico" lang="tg" hreflang="tg" data-title="Арсен" data-language-autonym="Тоҷикӣ" data-language-local-name="tagico" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%AA%E0%B8%B2%E0%B8%A3%E0%B8%AB%E0%B8%99%E0%B8%B9" title="สารหนู - thailandese" lang="th" hreflang="th" data-title="สารหนู" data-language-autonym="ไทย" data-language-local-name="thailandese" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Arseniko" title="Arseniko - tagalog" lang="tl" hreflang="tl" data-title="Arseniko" data-language-autonym="Tagalog" data-language-local-name="tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Arsenik" title="Arsenik - turco" lang="tr" hreflang="tr" data-title="Arsenik" data-language-autonym="Türkçe" data-language-local-name="turco" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%9C%D1%8B%D1%88%D1%8C%D1%8F%D0%BA" title="Мышьяк - tataro" lang="tt" hreflang="tt" data-title="Мышьяк" data-language-autonym="Татарча / tatarça" data-language-local-name="tataro" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-ug mw-list-item"><a href="https://ug.wikipedia.org/wiki/%D8%A6%D8%A7%D8%B1%D8%B3%DB%90%D9%86" title="ئارسېن - uiguro" lang="ug" hreflang="ug" data-title="ئارسېن" data-language-autonym="ئۇيغۇرچە / Uyghurche" data-language-local-name="uiguro" class="interlanguage-link-target"><span>ئۇيغۇرچە / Uyghurche</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%90%D1%80%D1%81%D0%B5%D0%BD" title="Арсен - ucraino" lang="uk" hreflang="uk" data-title="Арсен" data-language-autonym="Українська" data-language-local-name="ucraino" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D8%A2%D8%B1%D8%B3%DB%8C%D9%86%DA%A9" title="آرسینک - urdu" lang="ur" hreflang="ur" data-title="آرسینک" data-language-autonym="اردو" data-language-local-name="urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Margimush" title="Margimush - uzbeco" lang="uz" hreflang="uz" data-title="Margimush" 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-vep mw-list-item"><a href="https://vep.wikipedia.org/wiki/Arsen" title="Arsen - vepso" lang="vep" hreflang="vep" data-title="Arsen" data-language-autonym="Vepsän kel’" data-language-local-name="vepso" class="interlanguage-link-target"><span>Vepsän kel’</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Arsenic" title="Arsenic - vietnamita" lang="vi" hreflang="vi" data-title="Arsenic" 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-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Arsenico" title="Arsenico - waray" lang="war" hreflang="war" data-title="Arsenico" data-language-autonym="Winaray" data-language-local-name="waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E7%A0%B7" title="砷 - wu" lang="wuu" hreflang="wuu" data-title="砷" data-language-autonym="吴语" data-language-local-name="wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-xal mw-list-item"><a href="https://xal.wikipedia.org/wiki/%D0%90%D1%80%D1%81%D0%B5%D0%BD" title="Арсен - kalmyk" lang="xal" hreflang="xal" data-title="Арсен" data-language-autonym="Хальмг" data-language-local-name="kalmyk" class="interlanguage-link-target"><span>Хальмг</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%90%D7%A8%D7%A1%D7%A2%D7%A0%D7%99%D7%A7" title="ארסעניק - yiddish" lang="yi" hreflang="yi" data-title="ארסעניק" data-language-autonym="ייִדיש" data-language-local-name="yiddish" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-yo mw-list-item"><a href="https://yo.wikipedia.org/wiki/Arsenic" title="Arsenic - yoruba" lang="yo" hreflang="yo" data-title="Arsenic" data-language-autonym="Yorùbá" data-language-local-name="yoruba" class="interlanguage-link-target"><span>Yorùbá</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%A0%B7" title="砷 - cinese" lang="zh" hreflang="zh" data-title="砷" 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-classical mw-list-item"><a href="https://zh-classical.wikipedia.org/wiki/%E7%A0%B7" title="砷 - cinese classico" lang="lzh" hreflang="lzh" data-title="砷" data-language-autonym="文言" data-language-local-name="cinese classico" class="interlanguage-link-target"><span>文言</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Phi-s%C3%B2%CD%98" title="Phi-sò͘ - min nan" lang="nan" hreflang="nan" data-title="Phi-sò͘" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="min nan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E7%A0%B7" title="砷 - cantonese" lang="yue" hreflang="yue" data-title="砷" data-language-autonym="粵語" data-language-local-name="cantonese" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zu mw-list-item"><a href="https://zu.wikipedia.org/wiki/IsAsumu" title="IsAsumu - zulu" lang="zu" hreflang="zu" data-title="IsAsumu" data-language-autonym="IsiZulu" data-language-local-name="zulu" class="interlanguage-link-target"><span>IsiZulu</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q871#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 vector-tab-noicon mw-list-item"><a href="/wiki/Arsenico" title="Vedi la voce [c]" accesskey="c"><span>Voce</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Discussione:Arsenico" rel="discussion" title="Vedi le discussioni relative a questa pagina [t]" accesskey="t"><span>Discussione</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Cambia versione linguistica" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">italiano</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Visite"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Arsenico"><span>Leggi</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Arsenico&amp;veaction=edit" title="Modifica questa pagina [v]" accesskey="v"><span>Modifica</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Arsenico&amp;action=edit" title="Modifica il wikitesto di questa pagina [e]" accesskey="e"><span>Modifica wikitesto</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Arsenico&amp;action=history" title="Versioni precedenti di questa pagina [h]" accesskey="h"><span>Cronologia</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Strumenti pagine"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Strumenti" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Strumenti</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Strumenti</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">sposta nella barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">nascondi</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Altre opzioni" > <div class="vector-menu-heading"> Azioni </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Arsenico"><span>Leggi</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Arsenico&amp;veaction=edit" title="Modifica questa pagina [v]" accesskey="v"><span>Modifica</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Arsenico&amp;action=edit" title="Modifica il wikitesto di questa pagina [e]" accesskey="e"><span>Modifica wikitesto</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Arsenico&amp;action=history"><span>Cronologia</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Generale </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Speciale:PuntanoQui/Arsenico" title="Elenco di tutte le pagine che sono collegate a questa [j]" accesskey="j"><span>Puntano qui</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Speciale:ModificheCorrelate/Arsenico" rel="nofollow" title="Elenco delle ultime modifiche alle pagine collegate a questa [k]" accesskey="k"><span>Modifiche correlate</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Arsenico&amp;oldid=143589341" title="Collegamento permanente a questa versione di questa pagina"><span>Link permanente</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Arsenico&amp;action=info" title="Ulteriori informazioni su questa pagina"><span>Informazioni pagina</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Speciale:Cita&amp;page=Arsenico&amp;id=143589341&amp;wpFormIdentifier=titleform" title="Informazioni su come citare questa pagina"><span>Cita questa voce</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Speciale:UrlShortener&amp;url=https%3A%2F%2Fit.wikipedia.org%2Fwiki%2FArsenico"><span>Ottieni URL breve</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Speciale:QrCode&amp;url=https%3A%2F%2Fit.wikipedia.org%2Fwiki%2FArsenico"><span>Scarica codice QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Stampa/esporta </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Speciale:Libro&amp;bookcmd=book_creator&amp;referer=Arsenico"><span>Crea un libro</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Speciale:DownloadAsPdf&amp;page=Arsenico&amp;action=show-download-screen"><span>Scarica come PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Arsenico&amp;printable=yes" title="Versione stampabile di questa pagina [p]" accesskey="p"><span>Versione stampabile</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In altri progetti </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Arsenic" hreflang="en"><span>Wikimedia Commons</span></a></li><li class="wb-otherproject-link wb-otherproject-wikiquote mw-list-item"><a href="https://it.wikiquote.org/wiki/Arsenico" hreflang="it"><span>Wikiquote</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q871" title="Collegamento all&#039;elemento connesso dell&#039;archivio dati [g]" accesskey="g"><span>Elemento Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Strumenti pagine"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aspetto"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aspetto</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">sposta nella barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">nascondi</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Da Wikipedia, l&#039;enciclopedia libera.</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="it" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r130658281">body:not(.skin-minerva) .mw-parser-output .hatnote.nota-disambigua{clear:both;margin-top:0;padding:.05em .5em}</style> <style data-mw-deduplicate="TemplateStyles:r139142988">.mw-parser-output .hatnote-content{align-items:center;display:flex}.mw-parser-output .hatnote-icon{flex-shrink:0}.mw-parser-output .hatnote-icon img{display:flex}.mw-parser-output .hatnote-text{font-style:italic}body:not(.skin-minerva) .mw-parser-output .hatnote{border:1px solid #CCC;display:flex;margin:.5em 0;padding:.2em .5em}body:not(.skin-minerva) .mw-parser-output .hatnote-text{padding-left:.5em}body.skin-minerva .mw-parser-output .hatnote-icon{padding-right:8px}body.skin-minerva .mw-parser-output .hatnote-icon img{height:auto;width:16px}body.skin--responsive .mw-parser-output .hatnote a.new{color:#d73333}body.skin--responsive .mw-parser-output .hatnote a.new:visited{color:#a55858}</style> <div class="hatnote noprint nota-disambigua"> <div class="hatnote-content"><span class="noviewer hatnote-icon" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/bc/Nota_disambigua.svg/18px-Nota_disambigua.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/bc/Nota_disambigua.svg/27px-Nota_disambigua.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/bc/Nota_disambigua.svg/36px-Nota_disambigua.svg.png 2x" data-file-width="200" data-file-height="200" /></span></span> <span class="hatnote-text"><a href="/wiki/Aiuto:Disambiguazione" title="Aiuto:Disambiguazione">Disambiguazione</a> – Se stai cercando il singolo di <a href="/wiki/Aiello_(cantante)" title="Aiello (cantante)">Aiello</a>, vedi <b><a href="/wiki/Arsenico_(singolo)" title="Arsenico (singolo)">Arsenico (singolo)</a></b>.</span></div> </div> <style data-mw-deduplicate="TemplateStyles:r133964453">.mw-parser-output .avviso .mbox-text-div>div,.mw-parser-output .avviso .mbox-text-full-div>div{font-size:90%}.mw-parser-output .avviso .mbox-image{flex-basis:52px;flex-grow:0;flex-shrink:0}.mw-parser-output .avviso .mbox-text-full-div .hide-when-compact{display:block}</style><div style="" class="ambox metadata plainlinks avviso avviso-contenuto"> <div class="avviso-immagine mbox-image noprint"><span typeof="mw:File"><a href="/wiki/File:Emblem-important.svg" class="mw-file-description" title="Voce da controllare"><img alt="Voce da controllare" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Emblem-important.svg/40px-Emblem-important.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Emblem-important.svg/60px-Emblem-important.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4c/Emblem-important.svg/80px-Emblem-important.svg.png 2x" data-file-width="48" data-file-height="48" /></a></span></div> <div class="avviso-testo mbox-text"> <div class="mbox-text-div"><b>Questa voce o sezione &#32;sull'argomento chimica è ritenuta <a href="/wiki/Aiuto:Voci_da_controllare" title="Aiuto:Voci da controllare">da controllare</a></b>. <div class="hide-when-compact"><b>Motivo</b>: <i>Difficile che la temperatura di fusione sia più alta di quella di ebollizione: su Wiki EN dice "sublimation point", ma non so se sia corretto neanche quello</i> <div class="noprint"><hr />Partecipa alla <a href="/wiki/Discussione:Arsenico" title="Discussione:Arsenico">discussione</a> e/o <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Arsenico&amp;action=edit">correggi</a> la voce. 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width: 9px; height: 12px; font-size: 9px; line-height: 9px; word-spacing: 3px; cursor: pointer;">&#160;</span></a> </td></tr> <tr> <td style="padding: 0; width: 9px; height: 12px; border: none; background-color: #ff9999;"><a href="/wiki/Ununennio" title="Ununennio"><span style="float: left; width: 9px; height: 12px; font-size: 9px; line-height: 9px; word-spacing: 3px; cursor: pointer;">&#160;</span></a> </td> <td style="padding: 0; width: 9px; height: 12px; border: none; background-color: #ffeedd;"><a href="/wiki/Unbinilio" title="Unbinilio"><span style="float: left; width: 9px; height: 12px; font-size: 9px; line-height: 9px; word-spacing: 3px; cursor: pointer;">&#160;</span></a> </td></tr></tbody></table> <p><a href="/wiki/Germanio" title="Germanio">germanio</a> ←&#32;arsenico → <a href="/wiki/Selenio" title="Selenio">selenio</a> </p> </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background:#EEEEEE;">Aspetto</th></tr><tr><td class="sinottico_testo_centrale" colspan="2"><div class="center"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Arsen_1a.jpg" class="mw-file-description" title="Aspetto dell&#39;elemento"><img alt="Aspetto dell&#39;elemento" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Arsen_1a.jpg/200px-Arsen_1a.jpg" decoding="async" width="200" height="115" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Arsen_1a.jpg/300px-Arsen_1a.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Arsen_1a.jpg/400px-Arsen_1a.jpg 2x" data-file-width="445" data-file-height="255" /></a><figcaption>Aspetto dell'elemento</figcaption></figure>metallico grigio</div> </td></tr><tr><td class="sinottico_testo_centrale" colspan="2"><div class="center"><b><a href="/wiki/Linea_spettrale" title="Linea spettrale">Linea spettrale</a></b><br /><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Arsenic_spectrum_visible.png" class="mw-file-description" title="Linea spettrale dell&#39;elemento"><img alt="Linea spettrale dell&#39;elemento" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/60/Arsenic_spectrum_visible.png/200px-Arsenic_spectrum_visible.png" decoding="async" width="200" height="34" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/60/Arsenic_spectrum_visible.png/300px-Arsenic_spectrum_visible.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/60/Arsenic_spectrum_visible.png/400px-Arsenic_spectrum_visible.png 2x" data-file-width="7430" data-file-height="1280" /></a><figcaption>Linea spettrale dell'elemento</figcaption></figure></div> </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background:#EEEEEE;">Generalità</th></tr><tr><th>Nome, simbolo, numero atomico</th><td>arsenico, As, 33 </td></tr><tr><th><a href="/wiki/Serie_chimica" title="Serie chimica">Serie</a></th><td><a href="/wiki/Semimetallo" class="mw-redirect" title="Semimetallo">Semimetalli</a> </td></tr><tr><th><a href="/wiki/Gruppo_della_tavola_periodica" title="Gruppo della tavola periodica">Gruppo</a>, <a href="/wiki/Periodo_della_tavola_periodica" title="Periodo della tavola periodica">periodo</a>, <a href="/wiki/Blocco_della_tavola_periodica" title="Blocco della tavola periodica">blocco</a></th><td><a href="/wiki/Gruppo_dell%27azoto" title="Gruppo dell&#39;azoto">15 (VA)</a>, <a href="/wiki/Elementi_del_periodo_4" title="Elementi del periodo 4">4</a>, <a href="/wiki/Orbitale_atomico" title="Orbitale atomico">p</a> </td></tr><tr><th><a href="/wiki/Densit%C3%A0" title="Densità">Densità</a></th><td>5&#160;727&#160;kg/m³ </td></tr><tr><th><a href="/wiki/Scala_di_Mohs" title="Scala di Mohs">Durezza</a></th><td>3,4 </td></tr><tr><th>Configurazione elettronica</th><td><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Elektronskal_33.svg" class="mw-file-description" title="Configurazione elettronica"><img alt="Configurazione elettronica" src="//upload.wikimedia.org/wikipedia/commons/thumb/8/8f/Elektronskal_33.svg/125px-Elektronskal_33.svg.png" decoding="async" width="125" height="125" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/8f/Elektronskal_33.svg/188px-Elektronskal_33.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/8f/Elektronskal_33.svg/250px-Elektronskal_33.svg.png 2x" data-file-width="500" data-file-height="500" /></a><figcaption>Configurazione elettronica</figcaption></figure> </td></tr><tr><th><a href="/wiki/Termine_spettroscopico" title="Termine spettroscopico">Termine spettroscopico</a></th><td><sup>4</sup>S<sup>o</sup><sub>3/2</sub> </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background:#EEEEEE;">Proprietà atomiche</th></tr><tr><th><a href="/wiki/Peso_atomico" class="mw-redirect" title="Peso atomico">Peso atomico</a></th><td><span class="nowrap"><span data-sort-value="7001749216000000000♠"></span>74,92160&#160;<a href="/wiki/Unit%C3%A0_di_massa_atomica" title="Unità di massa atomica">u</a></span> </td></tr><tr><th><a href="/wiki/Raggio_atomico" title="Raggio atomico">Raggio atomico</a> (calc.)</th><td><span class="nowrap"><span data-sort-value="6990115000000000000♠"></span>115(114)&#160;<a href="/wiki/Metro" title="Metro">pm</a></span> </td></tr><tr><th><a href="/wiki/Raggio_covalente" title="Raggio covalente">Raggio covalente</a></th><td>119 pm </td></tr><tr><th><a href="/wiki/Raggio_di_van_der_Waals" title="Raggio di van der Waals">Raggio di van der Waals</a></th><td>185 pm </td></tr><tr><th><a href="/wiki/Configurazione_elettronica" title="Configurazione elettronica">Configurazione elettronica</a></th><td>[<a href="/wiki/Argon" title="Argon">Ar</a>]3<a href="/wiki/Orbitale_atomico" title="Orbitale atomico">d</a><sup>10</sup> 4<a href="/wiki/Orbitale_atomico" title="Orbitale atomico">s</a><sup>2</sup> 4p<sup>3</sup> </td></tr><tr><th><a href="/wiki/Elettrone" title="Elettrone">e<sup>−</sup></a> per <a href="/wiki/Livello_energetico" title="Livello energetico">livello energetico</a></th><td>2, 8, 18, 5 </td></tr><tr><th><a href="/wiki/Stato_di_ossidazione" title="Stato di ossidazione">Stati di ossidazione</a></th><td><b>±3</b>, 5 </td></tr><tr><th><a href="/wiki/Cristallo" title="Cristallo">Struttura cristallina</a></th><td><a href="/wiki/Sistema_trigonale" title="Sistema trigonale">romboedrica</a> (α-As) </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background:#EEEEEE;">Proprietà fisiche</th></tr><tr><th><a href="/wiki/Stato_della_materia" title="Stato della materia">Stato della materia</a></th><td>solido </td></tr><tr><th><a href="/wiki/Punto_di_fusione" title="Punto di fusione">Punto di fusione</a></th><td><span class="nowrap"><span data-sort-value="7003109034999999999♠"></span>817,2&#160;<a href="/wiki/Grado_Celsius" title="Grado Celsius">°C</a></span> (<span class="nowrap"><span data-sort-value="7003109000000000000♠"></span>1<span style="margin-left:.25em;">090</span>&#160;<a href="/wiki/Kelvin" title="Kelvin">K</a></span>) (a <span class="nowrap"><span data-sort-value="7006364770000000000♠"></span>36&#160;<a href="/wiki/Atmosfera_(unit%C3%A0_di_misura)" title="Atmosfera (unità di misura)">atm</a></span>) </td></tr><tr><th><a href="/wiki/Punto_di_ebollizione" title="Punto di ebollizione">Punto di ebollizione</a></th><td>sublima a 614 °C (887 K) </td></tr><tr><th><a href="/wiki/Volume_molare" title="Volume molare">Volume molare</a></th><td><span class="nowrap"><span data-sort-value="6995129499999999999♠"></span>12,95<span style="margin-left:0.25em;margin-right:0.15em;">×</span>10<sup>−6</sup></span>m³/mol </td></tr><tr><th><a href="/wiki/Entalpia_di_vaporizzazione" title="Entalpia di vaporizzazione">Entalpia di vaporizzazione</a></th><td><span class="nowrap"><span data-sort-value="7004347600000000000♠"></span>~34,76&#160;<a href="/wiki/Joule_per_mole" title="Joule per mole">kJ/mol</a></span> </td></tr><tr><th><a href="/wiki/Calore_di_fusione" class="mw-redirect" title="Calore di fusione">Calore di fusione</a></th><td>369,9 kJ/mol </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background:#EEEEEE;">Altre proprietà</th></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&amp;cas=7440-38-2">7440-38-2</a></span></span> </td></tr><tr><th><a href="/wiki/Elettronegativit%C3%A0" title="Elettronegatività">Elettronegatività</a></th><td>2,18 (<a href="/wiki/Scala_di_Pauling" class="mw-redirect" title="Scala di Pauling">Scala di Pauling</a>) </td></tr><tr><th><a href="/wiki/Calore_specifico" title="Calore specifico">Calore specifico</a></th><td>330 <a href="/wiki/Calore_specifico" title="Calore specifico">J/(kg·K)</a> </td></tr><tr><th><a href="/wiki/Conducibilit%C3%A0_elettrica" class="mw-redirect" title="Conducibilità elettrica">Conducibilità elettrica</a></th><td><span class="nowrap"><span data-sort-value="7006345600000000000♠"></span>3,456<span style="margin-left:0.25em;margin-right:0.15em;">×</span>10<sup>6</sup></span>/(m·<a href="/wiki/Ohm" title="Ohm">Ω</a>) </td></tr><tr><th><a href="/wiki/Conducibilit%C3%A0_termica" title="Conducibilità termica">Conducibilità termica</a></th><td>50 <a href="/wiki/Conducibilit%C3%A0_termica#Unità_di_misura" title="Conducibilità termica">W/(m·K)</a> </td></tr><tr><th><a href="/wiki/Energia_di_ionizzazione" title="Energia di ionizzazione">Energia di prima ionizzazione</a></th><td>947,0 kJ/mol </td></tr><tr><th>Energia di seconda ionizzazione</th><td>1&#160;798 kJ/mol </td></tr><tr><th>Energia di terza ionizzazione</th><td>2&#160;735 kJ/mol </td></tr><tr><th>Energia di quarta ionizzazione</th><td>4&#160;837 kJ/mol </td></tr><tr><th>Energia di quinta ionizzazione</th><td>6&#160;043 kJ/mol </td></tr><tr><th>Energia di sesta ionizzazione</th><td>12&#160;310&#160;kJ/mol </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background:#EEEEEE;">Isotopi più stabili</th></tr><tr><td class="sinottico_testo_centrale" colspan="2"><table class="wikitable" style="margin: 0;" width="100%"> <tbody><tr><th>iso</th><th>NA</th><th>TD</th><th>DM</th><th>DE</th><th>DP</th></tr> <tr><td><sup>75</sup>As</td><td><b>100%</b></td> <td colspan="4">As è stabile con 42 <a href="/wiki/Neutrone" title="Neutrone">neutroni</a></td></tr> </tbody></table> </td></tr><tr class="sinottico_divisione"><th colspan="2" style="background:#EEEEEE;"><small>iso: <a href="/wiki/Isotopo" title="Isotopo">isotopo</a><br />NA: abbondanza in natura<br />TD: <a href="/wiki/Emivita_(fisica)" title="Emivita (fisica)">tempo di dimezzamento</a><br />DM: modalità di decadimento<br />DE: energia di decadimento in MeV<br />DP: prodotto del decadimento</small></th></tr></tbody></table> <p>L&#39;<b>arsenico</b> è l'<a href="/wiki/Elemento_chimico" title="Elemento chimico">elemento chimico</a> di <a href="/wiki/Numero_atomico" title="Numero atomico">numero atomico</a> 33 e il suo simbolo è <b>As</b>. È il terzo elemento del <a href="/wiki/Gruppo_della_tavola_periodica" title="Gruppo della tavola periodica">gruppo</a> <a href="/wiki/Gruppo_dell%27azoto" title="Gruppo dell&#39;azoto">15</a> (gruppo dell'<a href="/wiki/Azoto" title="Azoto">azoto</a>) del <a href="/wiki/Tavola_periodica_degli_elementi" title="Tavola periodica degli elementi">sistema periodico</a> (<a href="/wiki/Elementi_del_periodo_4" title="Elementi del periodo 4">4° periodo</a>), fa parte del <a href="/wiki/Blocco_della_tavola_periodica" title="Blocco della tavola periodica">blocco</a> <i>p</i> ed è un elemento di <a href="/w/index.php?title=Elementi_di_post-transizione&amp;action=edit&amp;redlink=1" class="new" title="Elementi di post-transizione (la pagina non esiste)">post-transizione</a>. È collocato tra il <a href="/wiki/Fosforo" title="Fosforo">fosforo</a> e l'<a href="/wiki/Antimonio" title="Antimonio">antimonio</a>, ai quali in parte somiglia come comportamento chimico.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">&#91;</span>1<span class="cite-bracket">&#93;</span></a></sup> Come per questi, le sue <a href="/wiki/Valenza_(chimica)" title="Valenza (chimica)">valenze</a> principali sono 3 e 5 e gli stati di ossidazione vanno da -3 a +5. </p><p>Seppure raramente, l'arsenico si trova in forma <a href="/wiki/Arsenico_nativo" title="Arsenico nativo">nativa</a>;<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">&#91;</span>2<span class="cite-bracket">&#93;</span></a></sup> tale forma e alcuni dei suoi composti o minerali, come l'<a href="/wiki/Orpimento" title="Orpimento">orpimento</a>, furono noti fin dall'antichità.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">&#91;</span>3<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">&#91;</span>4<span class="cite-bracket">&#93;</span></a></sup> L'elemento venne probabilmente isolato dall'ossido bianco (As<sub>2</sub>O<sub>3</sub>) per la prima volta anteriormente all'anno 815 dall'<a href="/wiki/Alchimia" title="Alchimia">alchimista</a> <a href="/wiki/Persia" title="Persia">persiano</a> di <a href="/wiki/Lingua_araba" title="Lingua araba">lingua araba</a> <a href="/wiki/Jabir_ibn_Hayyan" title="Jabir ibn Hayyan">Jabir ibn Hayyan</a><sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">&#91;</span>5<span class="cite-bracket">&#93;</span></a></sup> e, con maggiore certezza, da <a href="/wiki/Alberto_Magno" title="Alberto Magno">Alberto Magno</a> nel 1250.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">&#91;</span>6<span class="cite-bracket">&#93;</span></a></sup> </p><p>L'arsenico è chimicamente un <a href="/wiki/Metalloide" title="Metalloide">metalloide</a> e si presenta in almeno tre forme <a href="/wiki/Allotropia_(chimica)" title="Allotropia (chimica)">allotropiche</a>: grigia (arsenico grigio, o "metallico"), nera, e gialla (forma molecolare). </p><p>L'arsenico grigio in condizioni ambiente è un <a href="/wiki/Semimetallo_(fisica)" title="Semimetallo (fisica)">semimetallo</a>;<sup id="cite_ref-:4_7-0" class="reference"><a href="#cite_note-:4-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> in quanto tale, il suo <a href="/wiki/Banda_proibita" title="Banda proibita">intervallo di banda</a> è nullo e quindi conduce l'elettricità anche allo <a href="/wiki/Zero_assoluto" title="Zero assoluto">zero assoluto</a>. L'arsenico nero (come il fosforo nero) è invece un <a href="/wiki/Semiconduttore" title="Semiconduttore">semiconduttore</a>, anche se il suo intervallo è piuttosto piccolo (0,3&#160;eV) e di tipo diretto.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">&#91;</span>8<span class="cite-bracket">&#93;</span></a></sup> </p><p>È usato in alcune <a href="/wiki/Lega_(metallurgia)" title="Lega (metallurgia)">leghe</a> di importanza industriale, come quelle Pb-As nelle batterie di automobili e in munizioni.<sup id="cite_ref-onlinelibrary.wiley.com_9-0" class="reference"><a href="#cite_note-onlinelibrary.wiley.com-9"><span class="cite-bracket">&#91;</span>9<span class="cite-bracket">&#93;</span></a></sup> È uno dei componenti essenziali della famiglia di <a href="/wiki/Semiconduttore_composto" title="Semiconduttore composto">semiconduttori III-V</a>, come l'<a href="/wiki/Arseniuro_di_gallio" title="Arseniuro di gallio">arseniuro di gallio</a>, e anche come dopante di tipo n, ad esempio per <a href="/wiki/Semiconduttore" title="Semiconduttore">semiconduttori</a> basati sul silicio.<sup id="cite_ref-onlinelibrary.wiley.com_9-1" class="reference"><a href="#cite_note-onlinelibrary.wiley.com-9"><span class="cite-bracket">&#91;</span>9<span class="cite-bracket">&#93;</span></a></sup> In passato i suoi <a href="/wiki/Composto_chimico" title="Composto chimico">composti</a> hanno trovato impiego come <a href="/wiki/Diserbante" title="Diserbante">erbicidi</a><sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">&#91;</span>10<span class="cite-bracket">&#93;</span></a></sup> ed <a href="/wiki/Insetticida" title="Insetticida">insetticidi</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Caratteristiche">Caratteristiche</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=1" title="Modifica la sezione Caratteristiche" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=1" title="Edit section&#39;s source code: Caratteristiche"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Proprietà"><span id="Propriet.C3.A0"></span>Proprietà</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=2" title="Modifica la sezione Proprietà" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=2" title="Edit section&#39;s source code: Proprietà"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:SbAs_lattice.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/SbAs_lattice.png/220px-SbAs_lattice.png" decoding="async" width="220" height="165" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/SbAs_lattice.png/330px-SbAs_lattice.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ec/SbAs_lattice.png/440px-SbAs_lattice.png 2x" data-file-width="1130" data-file-height="846" /></a><figcaption>Struttura cristallina dell'arsenico grigio</figcaption></figure> <p>L'arsenico esiste in varie forme <a href="/wiki/Allotropia_(chimica)" title="Allotropia (chimica)">allotropiche</a>, ma meno numerose di quelle del fosforo; le più importanti sono l'arsenico grigio (romboedrico), l'arsenico giallo (As<sub>4</sub>, molecolare), l'arsenico nero (ortorombico) e varie forme di arsenico amorfo.<sup id="cite_ref-:0_11-0" class="reference"><a href="#cite_note-:0-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> La più comune è l'arsenico grigio (<i>α</i>-As), un solido cristallino di colore grigio acciaio, con lucentezza metallica; è però <a href="/wiki/Fragilit%C3%A0" title="Fragilità">fragile</a>, a differenza di un tipico <a href="/wiki/Metallo" title="Metallo">solido metallico</a> ma, in quanto semimetallo, è conduttore di corrente elettrica, sebbene parecchio meno dei comuni metalli.<sup id="cite_ref-:1_12-0" class="reference"><a href="#cite_note-:1-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> </p><p>Questa è la forma <a href="/wiki/Termodinamica" title="Termodinamica">termodinamicamente</a> stabile dell'arsenico a temperatura e pressione ambiente ed è analoga a quelle parimenti stabili dell'antimonio e del <a href="/wiki/Bismuto" title="Bismuto">bismuto</a>; è anche simile, ma non analoga, a quella del <a href="/wiki/Allotropi_del_fosforo" title="Allotropi del fosforo">fosforo nero</a> (o fosforo metallico), che è la più stabile per il fosforo.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">&#91;</span>13<span class="cite-bracket">&#93;</span></a></sup> </p><p>L'arsenico molecolare (As<sub>4</sub>) è del tutto analogo al fosforo molecolare (P<sub>4</sub>), sebbene sia una fase meno stabile. </p> <div class="mw-heading mw-heading3"><h3 id="Strutture_cristalline">Strutture cristalline</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=3" title="Modifica la sezione Strutture cristalline" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=3" title="Edit section&#39;s source code: Strutture cristalline"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Le forme non molecolari cristalline dell'arsenico sono principalmente due: As grigio e As nero; in entrambi i casi consistono in strati increspati di atomi As disposti sopra e sotto il piano medio dello strato. Ogni atomo di As in uno strato è legato a tre primi vicini nello stesso strato e, con legami più lunghi e più deboli, a tre altri atomi di As dello strato inferiore (o superiore). Queste strutture, pur somiglianti per molti aspetti, differiscono <a href="/wiki/Topologia" title="Topologia">topologicamente</a>: una è <a href="/wiki/Romboedro" title="Romboedro">romboedrica</a>, l'altra è <a href="/w/index.php?title=Ortorombica&amp;action=edit&amp;redlink=1" class="new" title="Ortorombica (la pagina non esiste)">ortorombica</a>. </p><p><b>Arsenico grigio</b> </p><p>La struttura cristallina dell'arsenico grigio è romboedrica e consiste in strati sovrapposti di anelli esagonali di atomi di As nella <a href="/wiki/Conformazione" title="Conformazione">conformazione</a> <i>a sedia</i> (simile a quella del <a href="/wiki/Cicloesano" title="Cicloesano">cicloesano</a>), anelli che sono condensati in <i>trans</i> come nella <a href="/wiki/Decalina" title="Decalina"><i>trans</i>-decalina</a>.<sup id="cite_ref-:0_11-1" class="reference"><a href="#cite_note-:0-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-:3_14-0" class="reference"><a href="#cite_note-:3-14"><span class="cite-bracket">&#91;</span>14<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">&#91;</span>15<span class="cite-bracket">&#93;</span></a></sup> All'interno di uno strato ogni atomo di As è legato direttamente ad altri tre e la distanza As–As è <span class="nowrap"><span data-sort-value="6990251699999999999♠"></span>251,7&#160;<a href="/wiki/Metro" title="Metro">pm</a></span>, con un angolo As-As-As di 96,7° (109,5° idealmente nell'anello del cicloesano); inoltre, è meno fortemente legato a tre atomi As dello strato sottostante con distanze di <span class="nowrap"><span data-sort-value="6990312000000000000♠"></span>312&#160;<a href="/wiki/Metro" title="Metro">pm</a></span>, valore che è decisamente inferiore al doppio del <a href="/wiki/Raggio_di_van_der_Waals" title="Raggio di van der Waals">raggio di van der Waals</a> di As, cioè 370&#160;pm.<sup id="cite_ref-:1_12-1" class="reference"><a href="#cite_note-:1-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-:3_14-1" class="reference"><a href="#cite_note-:3-14"><span class="cite-bracket">&#91;</span>14<span class="cite-bracket">&#93;</span></a></sup> </p><p>La relativa debolezza dei lunghi legami tra gli strati fa sì che l'arsenico grigio sia fragile e abbia una <a href="/wiki/Densit%C3%A0" title="Densità">densità</a> non elevata, <span class="nowrap"><span data-sort-value="7003578000000000000♠"></span>5,78&#160;<a href="/wiki/Densit%C3%A0" title="Densità">g/cm³</a></span>, e che la sua <a href="/wiki/Durezza" title="Durezza">durezza</a> sia scarsa, 3,5 su <a href="/wiki/Scala_di_Mohs" title="Scala di Mohs">scala Mohs</a>.<sup id="cite_ref-:1_12-2" class="reference"><a href="#cite_note-:1-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> Per la razionalizzazione della situazione di legame dell'arsenico in questa struttura, e in alte similari ottenibili, come pure per le <a href="/wiki/Forza_di_van_der_Waals" title="Forza di van der Waals">interazioni di van der Waals</a> implicate nella struttura, risultano importanti i contributi di forme di ibridazione <i>sd</i> e <i>pd</i>.<sup id="cite_ref-:4_7-1" class="reference"><a href="#cite_note-:4-7"><span class="cite-bracket">&#91;</span>7<span class="cite-bracket">&#93;</span></a></sup> Questa struttura romboedrica diviene la più stabile per il fosforo a partire da ~80&#160;kbar di pressione.<sup id="cite_ref-:04_16-0" class="reference"><a href="#cite_note-:04-16"><span class="cite-bracket">&#91;</span>16<span class="cite-bracket">&#93;</span></a></sup> </p><p><b>Arsenico nero</b> </p><p>L'arsenico nero, detto così per analogia al fosforo nero (fase stabile per il fosforo), è invece una fase <a href="/wiki/Metastabilit%C3%A0" title="Metastabilità">metastabile</a> per As. Si può ottenere, oltre che con l'ausilio di alte pressioni e temperature,<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">&#91;</span>17<span class="cite-bracket">&#93;</span></a></sup> riscaldando l'arsenico amorfo a temperature comprese tra 100 e 200&#160;°C in presenza di vapori di <a href="/wiki/Mercurio_(elemento_chimico)" title="Mercurio (elemento chimico)">mercurio</a>.<sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">&#91;</span>18<span class="cite-bracket">&#93;</span></a></sup> Si trova però anche in natura in forma del raro minerale <a href="/wiki/Arsenolamprite" title="Arsenolamprite">arsenolamprite</a>.<sup id="cite_ref-19" class="reference"><a href="#cite_note-19"><span class="cite-bracket">&#91;</span>19<span class="cite-bracket">&#93;</span></a></sup> Questa consiste in cristalli ortorombici grigio-bianchi, non trasparenti, fragili e con lucentezza metallica; la durezza (2 su scala Mohs) e la densità (variabile, 5,3 - 5,5&#160;g/cm³) sono minori di quelle dell'arsenico grigio.<sup id="cite_ref-20" class="reference"><a href="#cite_note-20"><span class="cite-bracket">&#91;</span>20<span class="cite-bracket">&#93;</span></a></sup> La struttura del cristallo (ortorombica) assomiglia a quella dell'arsenico grigio (romboedrica) in quanto consiste ancora in strati sovrapposti di anelli esagonali a sedia, ma questi anelli sono condensati in <i>cis</i>, come nella <i>cis</i>-decalina, analogamente a quanto accade nel fosforo nero.<sup id="cite_ref-:3_14-2" class="reference"><a href="#cite_note-:3-14"><span class="cite-bracket">&#91;</span>14<span class="cite-bracket">&#93;</span></a></sup> Dell'arsenolamprite esiste anche un'altra modificazione cristallina, nota come <a href="/wiki/Pararsenolamprite" title="Pararsenolamprite">pararsenolamprite</a>.<sup id="cite_ref-21" class="reference"><a href="#cite_note-21"><span class="cite-bracket">&#91;</span>21<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Strutture_molecolari">Strutture molecolari</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=4" title="Modifica la sezione Strutture molecolari" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=4" title="Edit section&#39;s source code: Strutture molecolari"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Riscaldando l'arsenico grigio a pressione ambiente, esso a 614&#160;±&#160;1&#160;°C (887&#160;±&#160;1&#160;K) <a href="/wiki/Sublimazione" title="Sublimazione">sublima</a>, passando direttamente dallo stato <a href="/wiki/Solido" title="Solido">solido</a> a quello di <a href="/wiki/Vapore" title="Vapore">vapore</a>. Solo se l'arsenico viene sottoposto a una pressione di almeno 36,3 atm si raggiunge il <a href="/wiki/Punto_di_fusione" title="Punto di fusione">punto di fusione</a> a 817&#160;°C (1090&#160;K).<sup id="cite_ref-:2_22-0" class="reference"><a href="#cite_note-:2-22"><span class="cite-bracket">&#91;</span>22<span class="cite-bracket">&#93;</span></a></sup> Allo stato di vapore l'arsenico forma molecole che sono tetraedri regolari <span class="chemf" style="white-space:nowrap;">As<sub>4</sub></span> (<a href="/wiki/Simmetria_molecolare" title="Simmetria molecolare">simmetria molecolare</a> <i>T</i><sub>d</sub>)<sup id="cite_ref-23" class="reference"><a href="#cite_note-23"><span class="cite-bracket">&#91;</span>23<span class="cite-bracket">&#93;</span></a></sup> con distanze As–As di 243,5 pm e con angoli di legame che sono ovviamente di 60°,<sup id="cite_ref-:1_12-3" class="reference"><a href="#cite_note-:1-12"><span class="cite-bracket">&#91;</span>12<span class="cite-bracket">&#93;</span></a></sup> come per il <a href="/wiki/Fosforo_bianco" title="Fosforo bianco">fosforo bianco</a>, dove le distanze sono un po' più corte (221&#160;pm<sup id="cite_ref-:12_24-0" class="reference"><a href="#cite_note-:12-24"><span class="cite-bracket">&#91;</span>24<span class="cite-bracket">&#93;</span></a></sup>) per il minor raggio covalente di P rispetto ad As. </p><p>Per rapido raffreddamento del vapore si forma arsenico giallo (<i>β</i>-As), analogo al fosforo bianco (P<sub>4</sub>), un solido formato da molecole tetraedriche <span class="chemf" style="white-space:nowrap;">As<sub>4</sub></span> impaccate in una struttura cubica poco compatta: l'arsenico giallo ha densità <span class="nowrap"><span data-sort-value="7003197000000000000♠"></span>1,97&#160;<a href="/wiki/Densit%C3%A0" title="Densità">g/cm³</a></span>, è molto solubile in <a href="/wiki/Solfuro_di_carbonio" title="Solfuro di carbonio">solfuro di carbonio</a> e da tale soluzione può venire ricristallizzato per raffreddamento in cristalli cubici di aspetto ceroso.<sup id="cite_ref-:0_11-2" class="reference"><a href="#cite_note-:0-11"><span class="cite-bracket">&#91;</span>11<span class="cite-bracket">&#93;</span></a></sup> Si tratta però di una <a href="/wiki/Metastabilit%C3%A0" title="Metastabilità">fase metastabile</a>, come nel caso del fosforo, ma anche più instabile: per esposizione alla <a href="/wiki/Luce" title="Luce">luce</a> o per riscaldamento, o anche a temperatura ambiente (molto lentamente in questo caso), si trasforma in arsenico grigio.<sup id="cite_ref-Gre97_25-0" class="reference"><a href="#cite_note-Gre97-25"><span class="cite-bracket">&#91;</span>25<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-ullmanns_26-0" class="reference"><a href="#cite_note-ullmanns-26"><span class="cite-bracket">&#91;</span>26<span class="cite-bracket">&#93;</span></a></sup> </p><p>Il vapore in <a href="/wiki/Equilibrio_chimico" title="Equilibrio chimico">equilibrio</a> con il solido alla temperatura di sublimazione è costituito in massima parte di molecole As<sub>4</sub>: le specie As<sub>3</sub>, As<sub>2</sub> e As monoatomico derivanti dalla parziale dissociazione di As<sub>4</sub> ammontano insieme allo 0,19% soltanto; salendo di temperatura la dissociazione aumenta e a 1127&#160;°C (1400&#160;K) la percentuale di As<sub>4</sub> scende al 94%.<sup id="cite_ref-:2_22-1" class="reference"><a href="#cite_note-:2-22"><span class="cite-bracket">&#91;</span>22<span class="cite-bracket">&#93;</span></a></sup> </p><p>La molecola biatomica As<sub>2</sub> (As≡As)<sup id="cite_ref-27" class="reference"><a href="#cite_note-27"><span class="cite-bracket">&#91;</span>27<span class="cite-bracket">&#93;</span></a></sup> è presente nel vapore di arsenico insieme a molecole As<sub>4</sub>; come atteso, il legame è un po' più lungo (210,26&#160;pm)<sup id="cite_ref-28" class="reference"><a href="#cite_note-28"><span class="cite-bracket">&#91;</span>28<span class="cite-bracket">&#93;</span></a></sup> dell'analogo del fosforo in P<sub>2</sub> (189,5 pm<sup id="cite_ref-:12_24-1" class="reference"><a href="#cite_note-:12-24"><span class="cite-bracket">&#91;</span>24<span class="cite-bracket">&#93;</span></a></sup>). </p> <div class="mw-heading mw-heading2"><h2 id="Isotopi">Isotopi</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=5" title="Modifica la sezione Isotopi" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=5" title="Edit section&#39;s source code: Isotopi"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>L'arsenico è il 51º elemento per abbondanza (1,8<a href="/wiki/Parti_per_milione" title="Parti per milione">&#160;ppm</a>) sulla crosta terrestre.<sup id="cite_ref-29" class="reference"><a href="#cite_note-29"><span class="cite-bracket">&#91;</span>29<span class="cite-bracket">&#93;</span></a></sup> Come anche il fosforo, che lo precede nello stesso <a href="/wiki/Gruppo_dell%27azoto" title="Gruppo dell&#39;azoto">gruppo 15</a>, è un elemento <a href="/w/index.php?title=Monoisotopico&amp;action=edit&amp;redlink=1" class="new" title="Monoisotopico (la pagina non esiste)">monoisotopico</a>:<sup id="cite_ref-30" class="reference"><a href="#cite_note-30"><span class="cite-bracket">&#91;</span>30<span class="cite-bracket">&#93;</span></a></sup> l'unico suo isotopo stabile è <sup>75</sup>As. Questo isotopo è anche l'unico presente in natura, per cui As è anche un <a href="/wiki/Elemento_mononuclidico" title="Elemento mononuclidico">elemento mononuclidico</a><sup id="cite_ref-31" class="reference"><a href="#cite_note-31"><span class="cite-bracket">&#91;</span>31<span class="cite-bracket">&#93;</span></a></sup> (come pure P e <a href="/wiki/Bismuto" title="Bismuto">Bi</a> nello stesso gruppo). Questa circostanza permette di conoscere la sua <a href="/wiki/Massa_atomica" title="Massa atomica">massa atomica</a> con grande <a href="/wiki/Accuratezza" title="Accuratezza">accuratezza</a>: 74,921595±0,000006&#160;u.<sup id="cite_ref-32" class="reference"><a href="#cite_note-32"><span class="cite-bracket">&#91;</span>32<span class="cite-bracket">&#93;</span></a></sup> Questo isotopo <sup>75</sup>As è dotato di <a href="/wiki/Spin" title="Spin">spin nucleare</a> (3/2-), il che permette di usare la <a href="/wiki/Risonanza_magnetica_nucleare" title="Risonanza magnetica nucleare">risonanza magnetica nucleare</a> per i composti di arsenico (<sup>75</sup>As-RMN)<sup id="cite_ref-33" class="reference"><a href="#cite_note-33"><span class="cite-bracket">&#91;</span>33<span class="cite-bracket">&#93;</span></a></sup> ed anche per indagini strutturali su varie <a href="/wiki/Fase_(chimica)" title="Fase (chimica)">fasi</a> dell'arsenico stesso.<sup id="cite_ref-34" class="reference"><a href="#cite_note-34"><span class="cite-bracket">&#91;</span>34<span class="cite-bracket">&#93;</span></a></sup> </p><p>Si conoscono 33 nuclidi dell'arsenico, aventi <a href="/wiki/Numero_di_massa" title="Numero di massa">numeri di massa</a> compresi tra <i>A</i> = 60 e <i>A</i> = 92.<sup id="cite_ref-35" class="reference"><a href="#cite_note-35"><span class="cite-bracket">&#91;</span>35<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Isotopi_artificiali">Isotopi artificiali</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=6" title="Modifica la sezione Isotopi artificiali" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=6" title="Edit section&#39;s source code: Isotopi artificiali"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Il <sup>71</sup>As (spin 5/2-) per il 72% dei casi decade per <a href="/wiki/Cattura_elettronica" title="Cattura elettronica">cattura elettronica</a> (<i>ε</i>) e, nel restante 28%, per emissione di <a href="/wiki/Positrone" title="Positrone">positrone</a> (<i>β<sup>+</sup></i>) per dare in ogni caso <a href="/wiki/Germanio" title="Germanio">germanio</a>-71,<sup id="cite_ref-36" class="reference"><a href="#cite_note-36"><span class="cite-bracket">&#91;</span>36<span class="cite-bracket">&#93;</span></a></sup> l'<a href="/wiki/Emivita_(fisica)" title="Emivita (fisica)">emivita</a> complessiva è di 2,720&#160;giorni; le energie rilasciate sono: Q<i><sub>ε</sub></i> = 2&#160;013&#160;keV e Q<sub><i>β</i>+</sub> = 991,2&#160;<a href="/wiki/Elettronvolt" title="Elettronvolt">keV</a>; il germanio-71 così prodotto è anch'esso <a href="/wiki/Radioattivit%C3%A0" title="Radioattività">radioattivo</a> e decade a sua volta per cattura elettronica (<i>ε</i>) a <a href="/wiki/Gallio_(elemento_chimico)" title="Gallio (elemento chimico)">gallio</a>-71, stabile, rilasciando 232,5&#160;keV.<sup id="cite_ref-37" class="reference"><a href="#cite_note-37"><span class="cite-bracket">&#91;</span>37<span class="cite-bracket">&#93;</span></a></sup> </p><p>Il <sup>72</sup>As (spin 2-) per il 12% dei casi decade per cattura elettronica (<i>ε</i>) e, per il restante 88%, per emissione di <a href="/wiki/Positrone" title="Positrone">positrone</a> (<i>β<sup>+</sup></i>) per dare in ogni caso <a href="/wiki/Germanio" title="Germanio">germanio</a>-72,<sup id="cite_ref-38" class="reference"><a href="#cite_note-38"><span class="cite-bracket">&#91;</span>38<span class="cite-bracket">&#93;</span></a></sup> stabile; la sua emivita complessiva è di 1,088&#160;giorni (26,11&#160;ore); le energie rilasciate sono: Q<i><sub>ε</sub></i> = 4&#160;356&#160;keV e Q<sub><i>β</i>+</sub> = 3&#160;334&#160;keV.<sup id="cite_ref-39" class="reference"><a href="#cite_note-39"><span class="cite-bracket">&#91;</span>39<span class="cite-bracket">&#93;</span></a></sup> L'uso di questo isotopo (e quello del <sup>74</sup>As), in vista delle loro adatte finestre di <a href="/wiki/Vita_media" title="Vita media">vita media</a>, è stato considerato utile per marcare <a href="/wiki/Radiofarmaco" title="Radiofarmaco">radiofarmaci</a> da impiegarsi nella <a href="/wiki/Tomografia_a_emissione_di_positroni" title="Tomografia a emissione di positroni">tomografia a emissione di positroni</a>.<sup id="cite_ref-40" class="reference"><a href="#cite_note-40"><span class="cite-bracket">&#91;</span>40<span class="cite-bracket">&#93;</span></a></sup> </p><p>Il <sup>73</sup>As (spin 3/2-) è il radioisotopo più longevo dell'arsenico; decade per sola <a href="/wiki/Cattura_elettronica" title="Cattura elettronica">cattura elettronica</a> (<i>ε</i>) per dare germanio-73, stabile, con emivita di 80,32&#160;giorni, rilasciando 340,83&#160;<a href="/wiki/Elettronvolt" title="Elettronvolt">keV</a>.<sup id="cite_ref-41" class="reference"><a href="#cite_note-41"><span class="cite-bracket">&#91;</span>41<span class="cite-bracket">&#93;</span></a></sup> L'arsenico-73 è impiegato per tracciare la distribuzione dell'arsenico nell'ambiente ed anche per studi <a href="/wiki/Tossicologia" title="Tossicologia">tossicologici</a> sul suo assorbimento cellulare.<sup id="cite_ref-42" class="reference"><a href="#cite_note-42"><span class="cite-bracket">&#91;</span>42<span class="cite-bracket">&#93;</span></a></sup> </p><p>Il <sup>74</sup>As (spin 2-) è il secondo radioisotopo di As per longevità; presenta due modalità di <a href="/wiki/Decadimento_beta" title="Decadimento beta">decadimento <i>β</i></a> di segno opposto: per il 66% decade <i>ε/β<sup>+</sup></i>, trasformandosi in germanio-74 (stabile) e, per il restante 34% decade <i>β<sup>−</sup></i>, trasformandosi in <a href="/wiki/Selenio" title="Selenio">selenio</a>-74 (stabile); nel primo modo (<i>ε/β<sup>+</sup></i>), per il 56% dei casi decade per cattura elettronica (<i>ε</i>) e, per il restante 44%, per emissione di positrone (<i>β<sup>+</sup></i>);<sup id="cite_ref-43" class="reference"><a href="#cite_note-43"><span class="cite-bracket">&#91;</span>43<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-:5_44-0" class="reference"><a href="#cite_note-:5-44"><span class="cite-bracket">&#91;</span>44<span class="cite-bracket">&#93;</span></a></sup> le energie rilasciate sono: Q<i><sub>ε</sub></i> = 2&#160;562&#160;keV, Q<sub><i>β</i>+</sub> = 1&#160;540&#160;keV, Q<sub><i>β</i>−</sub> = 1&#160;353&#160;keV; l'emivita complessiva è di 17,77&#160;giorni.<sup id="cite_ref-45" class="reference"><a href="#cite_note-45"><span class="cite-bracket">&#91;</span>45<span class="cite-bracket">&#93;</span></a></sup> Questo isotopo può essere prodotto con la <a href="/wiki/Reazione_nucleare" title="Reazione nucleare">reazione nucleare</a> <sup>72</sup>Ge + <a href="/wiki/Deuterio" title="Deuterio">D</a> → <sup>74</sup>As + <a href="/wiki/Neutrone" title="Neutrone">n</a>.<sup id="cite_ref-46" class="reference"><a href="#cite_note-46"><span class="cite-bracket">&#91;</span>46<span class="cite-bracket">&#93;</span></a></sup> </p><p>Il <sup>76</sup>As (spin 2-) mostra anch'esso due tipi di decadimento beta opposti, ma molto sbilanciati: per circa il 100% dei casi decade <i>β<sup>−</sup></i> dando <a href="/wiki/Selenio" title="Selenio">selenio</a>-76 (stabile) e, per lo 0,02%, decade per cattura elettronica dando germanio-76(stabile); nel primo modo rilascia 2&#160;963&#160;keV e nel secondo 923,54&#160;keV; l'emivita è di 1,094&#160;giorni.<sup id="cite_ref-:5_44-1" class="reference"><a href="#cite_note-:5-44"><span class="cite-bracket">&#91;</span>44<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-47" class="reference"><a href="#cite_note-47"><span class="cite-bracket">&#91;</span>47<span class="cite-bracket">&#93;</span></a></sup> </p><p>Il <sup>77</sup>As (spin 3/2-) decade <i>β<sup>−</sup></i> per dare selenio-77, stabile, con emivita di 1,618&#160;giorni, rilasciando 683,02&#160;keV.<sup id="cite_ref-48" class="reference"><a href="#cite_note-48"><span class="cite-bracket">&#91;</span>48<span class="cite-bracket">&#93;</span></a></sup> </p><p>Il <sup>78</sup>As (spin 2-) decade <i>β<sup>−</sup></i> per dare selenio-78, stabile, con emivita di 1,5111&#160;ore (90,67 minuti), rilasciando 4&#160;209&#160;keV.<sup id="cite_ref-49" class="reference"><a href="#cite_note-49"><span class="cite-bracket">&#91;</span>49<span class="cite-bracket">&#93;</span></a></sup> </p><p>Il <sup>79</sup>As (spin 3/2-) decade <i>β<sup>−</sup></i> per dare selenio-79, con emivita di 9,017&#160;minuti, rilasciando 2&#160;281&#160;keV; il selenio-79 così prodotto è un isotopo debolmente <a href="/wiki/Radioattivit%C3%A0" title="Radioattività">radioattivo</a> presente tra i prodotti di decadimento dell'uranio-235;<sup id="cite_ref-50" class="reference"><a href="#cite_note-50"><span class="cite-bracket">&#91;</span>50<span class="cite-bracket">&#93;</span></a></sup> decade a sua volta <i>β<sup>−</sup></i> per dare <a href="/wiki/Bromo" title="Bromo">bromo</a>-79, stabile, con emivita di 295&#160;218&#160;anni, rilasciando 150,91&#160;keV.<sup id="cite_ref-51" class="reference"><a href="#cite_note-51"><span class="cite-bracket">&#91;</span>51<span class="cite-bracket">&#93;</span></a></sup> </p> <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=Arsenico&amp;veaction=edit&amp;section=7" 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=Arsenico&amp;action=edit&amp;section=7" title="Edit section&#39;s source code: Reattività"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Dal punto di vista chimico l'arsenico è molto simile al <a href="/wiki/Fosforo" title="Fosforo">fosforo</a>, suo omologo, al punto che lo sostituisce parzialmente in alcune reazioni biochimiche, da cui il suo effetto tossico. L'arsenico forma facilmente molecole covalenti con la maggior parte dei <a href="/wiki/Non_metallo" title="Non metallo">non metalli</a>. L'arsenico è stabile all'aria asciutta, ma per esposizione all'umidità si ricopre di una patina color bronzo dorato che alla fine diventa uno strato superficiale nero. Per riscaldamento l'arsenico <a href="/wiki/Sublimazione" title="Sublimazione">sublima</a> a 615&#160;°C, cioè diventa gassoso senza passare per la fase liquida. Riscaldato all'aria, l'arsenico si ossida a <a href="/wiki/Ossido_arsenioso" title="Ossido arsenioso"><span class="chemf" style="white-space:nowrap;">As<sub>2</sub>O<sub>3</sub></span></a>; i fumi di questa reazione hanno un odore agliaceo. Bruciato in atmosfera di ossigeno forma <span class="chemf" style="white-space:nowrap;">As<sub>2</sub>O<sub>3</sub></span> e <a href="/wiki/Pentossido_di_arsenico" title="Pentossido di arsenico"><span class="chemf" style="white-space:nowrap;">As<sub>2</sub>O<sub>5</sub></span></a>, che hanno la stessa struttura degli analoghi composti di fosforo. In atmosfera di fluoro l'arsenico brucia formando <a href="/wiki/Pentafluoruro_di_arsenico" title="Pentafluoruro di arsenico"><span class="chemf" style="white-space:nowrap;">AsF<sub>5</sub></span></a>.<sup id="cite_ref-Gre97_25-1" class="reference"><a href="#cite_note-Gre97-25"><span class="cite-bracket">&#91;</span>25<span class="cite-bracket">&#93;</span></a></sup> </p><p>In acqua l'arsenico non viene intaccato da basi o acidi non ossidanti, ma con <a href="/wiki/Acido_nitrico" title="Acido nitrico">acido nitrico</a> diluito forma <a href="/wiki/Acido_arsenioso" title="Acido arsenioso">acido arsenioso</a> <span class="chemf" style="white-space:nowrap;">H<sub>3</sub>AsO<sub>3</sub></span> e con acido nitrico concentrato a caldo forma <a href="/wiki/Acido_arsenico" title="Acido arsenico">acido arsenico</a> <span class="chemf" style="white-space:nowrap;">H<sub>3</sub>AsO<sub>4</sub></span>. Con acido solforico a caldo si forma <span class="chemf" style="white-space:nowrap;">As<sub>2</sub>O<sub>3</sub></span>. Con i metalli l'arsenico reagisce formando arseniuri, composti di difficile classificazione dato che possono dar luogo a svariate stechiometrie da <span class="chemf" style="white-space:nowrap;">M<sub>9</sub>As</span> a <span class="chemf" style="white-space:nowrap;">M<sub>3</sub>As<sub>7</sub></span> con strutture complesse. L'arsenico è situato nella <a href="/wiki/Tavola_periodica_degli_elementi" title="Tavola periodica degli elementi">tavola periodica degli elementi</a> dopo che è stata completata la serie 3<i>d</i> e quindi il suo massimo <a href="/wiki/Stato_di_ossidazione" title="Stato di ossidazione">stato di ossidazione</a> +5 è poco stabile (vedi <a href="/wiki/Effetto_della_coppia_inerte" title="Effetto della coppia inerte">effetto della coppia inerte</a>). Questo fa sì che <span class="chemf" style="white-space:nowrap;">As<sub>2</sub>O<sub>5</sub></span> e <span class="chemf" style="white-space:nowrap;">H<sub>3</sub>AsO<sub>4</sub></span> siano forti ossidanti.<sup id="cite_ref-Gre97_25-2" class="reference"><a href="#cite_note-Gre97-25"><span class="cite-bracket">&#91;</span>25<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Applicazioni">Applicazioni</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=8" title="Modifica la sezione Applicazioni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=8" title="Edit section&#39;s source code: Applicazioni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dt>Agricoltura</dt></dl> <p>L'<a href="/wiki/Arseniato_di_piombo" title="Arseniato di piombo">arseniato di piombo</a> è stato usato fino a buona parte del <a href="/wiki/XX_secolo" title="XX secolo">XX secolo</a> come <a href="/wiki/Insetticida" title="Insetticida">insetticida</a> sugli <a href="/wiki/Albero_da_frutto" title="Albero da frutto">alberi da frutto</a>, con gravi danni agli occhi, al sistema circolatorio, polmoni, soprattutto per i lavoratori che lo spargevano sulle colture senza opportuna protezione. </p><p>In passato è stato usato anche per altri insetticidi e <a href="/wiki/Prodotto_fitosanitario" title="Prodotto fitosanitario">fitofarmaci</a> <a href="/wiki/Agricoltura" title="Agricoltura">agricoli</a>.<sup id="cite_ref-52" class="reference"><a href="#cite_note-52"><span class="cite-bracket">&#91;</span>52<span class="cite-bracket">&#93;</span></a></sup> </p> <dl><dt>Cosmetica</dt></dl> <p>Nell'età vittoriana l'arsenico, la cui tossicità era ignorata, veniva usato come cosmetico, per conferire alla carnagione il cosiddetto "pallore da arsenico"<sup id="cite_ref-Cervellati_53-0" class="reference"><a href="#cite_note-Cervellati-53"><span class="cite-bracket">&#91;</span>53<span class="cite-bracket">&#93;</span></a></sup>. </p> <dl><dt>Costruzioni</dt></dl> <p>L'applicazione di maggiore pericolo per l'essere umano è probabilmente quella del legno trattato con <a href="/w/index.php?title=Arsenocromato_di_rame&amp;action=edit&amp;redlink=1" class="new" title="Arsenocromato di rame (la pagina non esiste)">arsenocromato di rame</a> ("CCA" o "<a href="/w/index.php?title=Tanalith&amp;action=edit&amp;redlink=1" class="new" title="Tanalith (la pagina non esiste)">Tanalith</a>" e la maggior parte del vecchio legno "trattato a pressione"). Il legname CCA è ancora in circolazione e in uso in molti paesi ed è stato usato in modo massiccio durante la prima metà del <a href="/wiki/XX_secolo" title="XX secolo">XX secolo</a> per strutture portanti e rivestimenti esterni di edifici in legno, dove c'era il pericolo di marcescenza o di attacchi di insetti. </p><p>Anche se questo tipo di trattamento del legno è stato proibito nella maggior parte delle nazioni dopo la comparsa di studi che dimostravano il lento rilascio di arsenico nel terreno circostante da parte del legno CCA, il rischio più grave è la combustione di legno CCA, che concentra i composti di arsenico nelle ceneri: ci sono stati casi di avvelenamento da arsenico di animali e di esseri umani per ingestione di ceneri di legno CCA. La dose letale per un uomo è di 20 grammi di cenere, circa un cucchiaio. </p><p>L'arsenico è un potente veleno incolore e inodore che, assunto a piccole dosi, provoca crampi alle braccia e alle gambe e infine la morte. Lo 0,8 percentuale viene considerato tollerabile da un organismo normale. Inoltre, questo veleno blocca il processo di deterioramento dei tessuti e quindi il corpo rimane intatto, come mummificato. </p><p>Tuttavia il legno CCA recuperato da costruzioni demolite continua ad essere bruciato, per ignoranza, in fuochi domestici o commerciali; lo smaltimento sicuro di legno CCA continua ad essere poco praticato e ci sono preoccupazioni in alcune zone massicciamente edificate con legno trattato all'arsenico per la futura demolizione delle costruzioni. </p> <dl><dt>Medicinali</dt></dl> <p>Un <a href="/wiki/3-carbamino-4-ossifenilarsinato_di_trietanolammina" title="3-carbamino-4-ossifenilarsinato di trietanolammina">arsenobenzolo</a> è stato fondamentale nel debellare la <a href="/wiki/Sifilide" title="Sifilide">sifilide</a><sup id="cite_ref-Cervellati_53-1" class="reference"><a href="#cite_note-Cervellati-53"><span class="cite-bracket">&#91;</span>53<span class="cite-bracket">&#93;</span></a></sup>. </p><p>L'<a href="/wiki/Ossido_arsenioso" title="Ossido arsenioso">ossido arsenioso</a> è stato impiegato per la cura della <a href="/wiki/Leucemia_promielocitica_acuta" title="Leucemia promielocitica acuta">leucemia promielocitica acuta</a> in associazione alla terapia con l'acido <i>trans</i>-retinoico<sup id="cite_ref-ITOM_54-0" class="reference"><a href="#cite_note-ITOM-54"><span class="cite-bracket">&#91;</span>54<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-55" class="reference"><a href="#cite_note-55"><span class="cite-bracket">&#91;</span>55<span class="cite-bracket">&#93;</span></a></sup>. </p> <dl><dt>Altri usi</dt> <dd></dd></dl> <ul><li>L'<a href="/wiki/Arseniuro_di_gallio" title="Arseniuro di gallio">arseniuro di gallio</a> (GaAs) è un importante <a href="/wiki/Semiconduttore" title="Semiconduttore">semiconduttore</a> usato nei <a href="/wiki/Circuito_integrato" title="Circuito integrato">circuiti integrati</a> e nei <a href="/wiki/Modulo_fotovoltaico" class="mw-redirect" title="Modulo fotovoltaico">pannelli fotovoltaici</a>. I circuiti realizzati in arseniuro di gallio sono molto più veloci, ma molto più costosi, di quelli realizzati in <a href="/wiki/Silicio" title="Silicio">silicio</a>. A differenza del silicio, possono essere utilizzati nei diodi laser e nei <a href="/wiki/LED" title="LED">LED</a> per convertire direttamente l'<a href="/wiki/Elettricit%C3%A0" title="Elettricità">elettricità</a> in <a href="/wiki/Luce" title="Luce">luce</a>.</li> <li>Il triossido di diarsenico è impiegato in <a href="/wiki/Australia" title="Australia">Australia</a> come agente per la disinfestazione delle case dalle <a href="/wiki/Isoptera" title="Isoptera">termiti</a>.</li> <li>È usato anche nella realizzazione di <a href="/wiki/Fuochi_d%27artificio" title="Fuochi d&#39;artificio">fuochi d'artificio</a>.</li> <li>Ci sono resoconti sull'uso di <a href="/w/index.php?title=Arseniato_di_rame&amp;action=edit&amp;redlink=1" class="new" title="Arseniato di rame (la pagina non esiste)">arseniato di rame</a> nel <a href="/wiki/XIX_secolo" title="XIX secolo">XIX secolo</a> come colorante per dolciumi.</li></ul> <div class="mw-heading mw-heading2"><h2 id="Storia">Storia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=9" title="Modifica la sezione Storia" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=9" title="Edit section&#39;s source code: Storia"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:Arsenic_symbol.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b5/Arsenic_symbol.svg/74px-Arsenic_symbol.svg.png" decoding="async" width="74" height="74" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b5/Arsenic_symbol.svg/111px-Arsenic_symbol.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b5/Arsenic_symbol.svg/148px-Arsenic_symbol.svg.png 2x" data-file-width="16" data-file-height="16" /></a><figcaption>Simbolo alchemico dell'arsenico</figcaption></figure> <p>La parola arsenico è un prestito dal <a href="/wiki/Lingua_persiana" title="Lingua persiana">persiano</a> زرنيخ (<i>Zarnik</i>), che vuol dire "ornamento giallo"; <i>Zarnik</i>, per il tramite del <a href="/wiki/Lingua_siriaca" title="Lingua siriaca">siriaco</a> ܠܐ ܙܐܦܢܝܐ <i>(al) zarnika</i>, venne adottato nel <a href="/wiki/Lingua_greca" title="Lingua greca">greco</a> antico nella forma ἀρσενικόν (<i>arsenikón</i>). L'arsenico era dunque conosciuto e utilizzato in <a href="/wiki/Persia" title="Persia">Persia</a> e in altri luoghi fin dai tempi antichi. Poiché i sintomi dell'avvelenamento da arsenico erano mal definiti, veniva usato spesso per <a href="/wiki/Omicidio" title="Omicidio">omicidi</a>, fino all'ideazione del <a href="/wiki/Saggio_di_Marsh" title="Saggio di Marsh">saggio di Marsh</a> (1836<sup id="cite_ref-56" class="reference"><a href="#cite_note-56"><span class="cite-bracket">&#91;</span>56<span class="cite-bracket">&#93;</span></a></sup>), un test di laboratorio molto sensibile in grado di rivelarne la presenza nei tessuti. </p><p>Nell'<a href="/wiki/Et%C3%A0_dei_Metalli" class="mw-redirect" title="Età dei Metalli">Età dei Metalli</a>, l'arsenico non era conosciuto allo stato puro, ma solo come impurità presente nei minerali cupriferi; era scelto deliberatamente come allegante già nel <a href="/wiki/Calcolitico" class="mw-redirect" title="Calcolitico">Calcolitico</a> finale anatolico; poi, durante l'<a href="/wiki/Et%C3%A0_del_bronzo" title="Età del bronzo">Età del Bronzo</a>, veniva spesso unito al <a href="/wiki/Rame" title="Rame">rame</a> per creare una lega con caratteristiche simili al <a href="/wiki/Bronzo" title="Bronzo">bronzo</a>. </p><p>Il primo a isolare l'arsenico elementare fu <a href="/wiki/Jabir_ibn_Hayyan" title="Jabir ibn Hayyan">Jabir ibn Hayyan</a>, prima dell'815 d.C. <a href="/wiki/Alberto_Magno" title="Alberto Magno">Alberto Magno</a> nel <a href="/wiki/1250" title="1250">1250</a> isolò l'elemento dal <a href="/wiki/Orpimento" title="Orpimento">trisolfuro arsenioso</a>, riscaldandolo insieme al sapone. Nel <a href="/wiki/1649" title="1649">1649</a> <a href="/w/index.php?title=Johann_Schroeder&amp;action=edit&amp;redlink=1" class="new" title="Johann Schroeder (la pagina non esiste)">Johann Schroeder</a>, il medico e farmacologo tedesco, fu la prima persona a riconoscere l'arsenico come <a href="/wiki/Elemento_chimico" title="Elemento chimico">elemento chimico</a> a parte; pubblicò due diversi modi per preparare arsenico<sup id="cite_ref-Cervellati_53-2" class="reference"><a href="#cite_note-Cervellati-53"><span class="cite-bracket">&#91;</span>53<span class="cite-bracket">&#93;</span></a></sup>. </p><p>È stato dimostrato che il corpo umano può sviluppare una tolleranza all'arsenico assumendone piccole quantità per periodi prolungati. Si racconta a tale proposito che <a href="/wiki/Mitridate_VI_del_Ponto" title="Mitridate VI del Ponto">Mitridate VI del Ponto</a><sup id="cite_ref-57" class="reference"><a href="#cite_note-57"><span class="cite-bracket">&#91;</span>57<span class="cite-bracket">&#93;</span></a></sup> abbia ideato e seguito tale pratica, che per tale motivo è detta "<a href="/wiki/Mitridatismo" title="Mitridatismo">mitridatismo</a>". Molto più recentemente, si dice che anche da <a href="/wiki/Grigorij_Efimovi%C4%8D_Rasputin" class="mw-redirect" title="Grigorij Efimovič Rasputin">Rasputin</a><sup id="cite_ref-58" class="reference"><a href="#cite_note-58"><span class="cite-bracket">&#91;</span>58<span class="cite-bracket">&#93;</span></a></sup> facesse regolarmente di piccole dosi di arsenico per proteggersi da possibili avvelenamenti. </p><p>Nel 1998 è stato stimato che in <a href="/wiki/Bangladesh" title="Bangladesh">Bangladesh</a> circa 57 milioni di persone bevano acqua da pozzi con concentrazioni di arsenico al di sopra dei limiti massimi di 50 <a href="/wiki/Parti_per_miliardo" title="Parti per miliardo">parti per miliardo</a> stabiliti dall'organizzazione mondiale per la sanità, con conseguenze anche mortali;<sup id="cite_ref-59" class="reference"><a href="#cite_note-59"><span class="cite-bracket">&#91;</span>59<span class="cite-bracket">&#93;</span></a></sup> questo arsenico è di origine naturale e viene rilasciato dai sedimenti nelle acque di falda a causa delle condizioni <a href="/wiki/Anossia" title="Anossia">anossiche</a> del sottosuolo. Queste acque sotterranee hanno cominciato ad essere utilizzate dopo l'avvio da parte di organizzazioni non governative occidentali di un grande programma di pozzi per ricavare acqua potabile, in modo da evitare l'uso di acque di superficie contaminate da batteri, ma i controlli sull'acqua di falda per l'arsenico non furono mai effettuati. Si pensa che molti altri paesi del sudest asiatico, come <a href="/wiki/Vietnam" title="Vietnam">Vietnam</a>, <a href="/wiki/Cambogia" title="Cambogia">Cambogia</a> e <a href="/wiki/Tibet" title="Tibet">Tibet</a>, abbiano ambienti geologici sotterranei tali da provocare la stessa alta concentrazione di arsenico nelle acque sotterranee. Seppure in percentuali molto inferiori anche in Europa le norme e le soluzioni per la riduzione di arsenico nell'acqua si rendono necessarie.<sup id="cite_ref-60" class="reference"><a href="#cite_note-60"><span class="cite-bracket">&#91;</span>60<span class="cite-bracket">&#93;</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Disponibilità"><span id="Disponibilit.C3.A0"></span>Disponibilità</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=10" title="Modifica la sezione Disponibilità" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=10" title="Edit section&#39;s source code: Disponibilità"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>L'<a href="/wiki/Arsenopirite" title="Arsenopirite">arsenopirite</a>, nota anche come mispickel (<a href="/wiki/Ferro" title="Ferro">Fe</a><a href="/wiki/Zolfo" title="Zolfo">S</a>As), è il più comune <a href="/wiki/Minerale" title="Minerale">minerale</a> di arsenico, da cui l'elemento si ricava per <a href="/wiki/Arrostimento" class="mw-redirect" title="Arrostimento">arrostimento</a>: il calore fa sublimare l'arsenico, lasciando come residuo solido il solfuro ferroso. La società <a href="/wiki/Rumianca" title="Rumianca">Rumianca</a>, di <a href="/wiki/Riccardo_Gualino" title="Riccardo Gualino">Riccardo Gualino</a>, nello stabilimento di <a href="/wiki/Carrara" title="Carrara">Carrara</a> <a href="/wiki/Avenza" title="Avenza">Avenza</a> fondò la sua fortuna commerciale nella lavorazione delle piriti arseniose, come precursori di prodotti da usare nell'industria bellica e negli antiparassitari. </p><p>I composti più importanti dell'arsenico sono l'arsenico bianco (il suo solfuro), il <i><a href="/wiki/Verde_di_Parigi" title="Verde di Parigi">verde di Parigi</a></i> (acetoarsenito di <a href="/wiki/Rame" title="Rame">rame</a> [Cu<sub>2</sub>(AcO)(AsO<sub>3</sub>)]) e l'arseniato di <a href="/wiki/Piombo" title="Piombo">piombo</a>. Tutti sono stati usati in passato come agrofarmaci. L'arsenico può raramente trovarsi puro in natura e più spesso si trova associato a <a href="/wiki/Argento" title="Argento">argento</a>, <a href="/wiki/Cobalto" title="Cobalto">cobalto</a>, <a href="/wiki/Nichel" title="Nichel">nichel</a>, <a href="/wiki/Ferro" title="Ferro">ferro</a>, <a href="/wiki/Antimonio" title="Antimonio">antimonio</a> o <a href="/wiki/Zolfo" title="Zolfo">zolfo</a>. </p><p>Oltre che nelle forme inorganiche summenzionate, l'arsenico si può trovare in un certo numero di composti organici nell'ambiente: una volta entrato nella catena alimentare, l'arsenico viene progressivamente metabolizzato in forme meno tossiche con un processo di metilazione. </p> <div class="mw-heading mw-heading2"><h2 id="Precauzioni_ed_effetti_sulla_salute">Precauzioni ed effetti sulla salute</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=11" title="Modifica la sezione Precauzioni ed effetti sulla salute" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=11" title="Edit section&#39;s source code: Precauzioni ed effetti sulla salute"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r130657691">body:not(.skin-minerva) .mw-parser-output .vedi-anche{font-size:95%}</style><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r139142988" /> <div class="hatnote noprint vedi-anche"> <div class="hatnote-content"><span class="noviewer hatnote-icon" typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/87/Magnifying_glass_icon_mgx2.svg/18px-Magnifying_glass_icon_mgx2.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/87/Magnifying_glass_icon_mgx2.svg/27px-Magnifying_glass_icon_mgx2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/87/Magnifying_glass_icon_mgx2.svg/36px-Magnifying_glass_icon_mgx2.svg.png 2x" data-file-width="286" data-file-height="280" /></span></span> <span class="hatnote-text">Lo stesso argomento in dettaglio: <b><a href="/wiki/Avvelenamento_da_arsenico" title="Avvelenamento da arsenico">Avvelenamento da arsenico</a></b>.</span></div> </div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r143074810" /><table class="infobox sinottico" summary="Tabella sinottica che riassume i principali dati del soggetto"><tbody><tr class="sinottico_divisione"><th colspan="2"><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>&#32; <span typeof="mw:File"><a href="/wiki/File:GHS-pictogram-pollu.svg" class="mw-file-description" title="pericoloso per l&#39;ambiente"><img alt="pericoloso per l&#39;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>&#32; <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>&#32; <hr /> </td></tr><tr><th><a href="/wiki/Frasi_H" class="mw-redirect" title="Frasi H">frasi H</a></th><td><abbr title="Letale se inalato.">330 </abbr>- <abbr title="Letale se ingerito.">300 </abbr>- <abbr title="Molto tossico per gli organismi acquatici con effetti di lunga durata.">410 </abbr> </td></tr><tr><th><a href="/wiki/Frasi_R" title="Frasi R">frasi R</a></th><td>R 23/25 </td></tr><tr><th><a href="/wiki/Consigli_P" title="Consigli P">consigli P</a></th><td><abbr title="Tenere fuori dalla portata dei bambini.">102 </abbr>- <abbr title="Non mangiare, né bere, né fumare durante l&#39;uso.">270 </abbr>- <abbr title="In caso di contatto con la pelle: lavare abbondantemente con acqua e sapone.">302+352 </abbr>- <abbr title="In caso di esposizione o di malessere, contattare un centro antiveleni o un medico.">309+311 </abbr>- <abbr title="Smaltire il prodotto / recipiente in... (vedi nota)">501 </abbr><sup id="cite_ref-61" class="reference"><a href="#cite_note-61"><span class="cite-bracket">&#91;</span>61<span class="cite-bracket">&#93;</span></a></sup><sup id="cite_ref-62" class="reference"><a href="#cite_note-62"><span class="cite-bracket">&#91;</span>62<span class="cite-bracket">&#93;</span></a></sup> </td></tr><tr><th><a href="/wiki/Frasi_S" title="Frasi S">frasi S</a></th><td>S 1/2-20/21-28-45 </td></tr><tr><td class="sinottico_testo_centrale" colspan="2"><hr /> <span style="font-size:90%"><b>Le sostanze chimiche<br />vanno manipolate con cautela</b></span> </td></tr><tr><td colspan="2" class="sinottico_piede"><a href="/wiki/Wikipedia:Disclaimer_sul_rischio" title="Wikipedia:Disclaimer sul rischio">Avvertenze</a> </td></tr></tbody></table> <p>L'arsenico e molti dei suoi composti sono veleni particolarmente potenti. L'arsenico uccide danneggiando in modo gravissimo il sistema digestivo ed il sistema cardio-respiratorio, portando l'intossicato alla morte per arresto degli stessi ed avvelenamento dei tessuti cellulari che li compongono. Composti contenenti arsenico sono cancerogeni e, in particolare, sono implicati nella <a href="/wiki/Patogenesi" title="Patogenesi">patogenesi</a> del <a href="/wiki/Carcinoma_della_vescica" title="Carcinoma della vescica">carcinoma della vescica</a>, nel <a href="/wiki/Tumore_alla_mammella" title="Tumore alla mammella">carcinoma mammario</a> e di alcune <a href="/wiki/Neoplasia" title="Neoplasia">neoplasie</a> dell'<a href="/wiki/Apparato_tegumentario" title="Apparato tegumentario">apparato tegumentario</a>. Un'estesa letteratura scientifica disponibile su prestigiose riviste internazionali ha ormai provato che l'esposizione cronica all'arsenico ha effetti multipli sulla salute: </p> <ul><li>riduce le difese antiossidanti dell'organismo, dato che l'arsenico ha un'elevata affinità per i gruppi sulfidrilici delle proteine e di metaboliti endogeni come il <a href="/wiki/Glutatione" title="Glutatione">glutatione</a>;</li> <li>provoca l'avvelenamento direttamente nell'ambiente intracellulare, inattivando diversi enzimi coinvolti nelle reazioni di ossidoriduzione (<a href="/wiki/Deidrogenasi" title="Deidrogenasi">deidrogenasi</a>, mono-ossigenasi, eccetera);</li> <li>interferisce pesantemente con i meccanismi endocrini regolati dagli <a href="/wiki/Estrogeno" title="Estrogeno">estrogeni</a>, da cui il sospetto che possa causare tumori alla mammella<style data-mw-deduplicate="TemplateStyles:r140554517">.mw-parser-output .chiarimento{background:#ffeaea;color:#444444}.mw-parser-output .chiarimento-apice{color:#EE0700}@media screen{html.skin-theme-clientpref-night .mw-parser-output .chiarimento{background:rgba(179,36,36,0.21);color:inherit}html.skin-theme-clientpref-night .mw-parser-output .chiarimento-apice{color:#b32424}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .chiarimento{background:rgba(179,36,36,0.21);color:inherit}html.skin-theme-clientpref-os .mw-parser-output .chiarimento-apice{color:#b32424}}</style><span class="chiarimento" title="Queste informazioni non sono comprovate da fonti attendibili."></span><sup class="noprint chiarimento-apice" title="Queste informazioni non sono comprovate da fonti attendibili.">&#91;<i><a href="/wiki/Wikipedia:Uso_delle_fonti" title="Wikipedia:Uso delle fonti">senza&#160;fonte</a></i>&#93;</sup>;</li> <li>può attaccare direttamente i filamenti di <a href="/wiki/DNA" title="DNA">DNA</a> e provocarne lesioni combinate di vario tipo.<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r140554517" /><span class="chiarimento" title="Queste informazioni non sono comprovate da fonti attendibili."></span><sup class="noprint chiarimento-apice" title="Queste informazioni non sono comprovate da fonti attendibili.">&#91;<i><a href="/wiki/Wikipedia:Uso_delle_fonti" title="Wikipedia:Uso delle fonti">senza&#160;fonte</a></i>&#93;</sup></li></ul> <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=Arsenico&amp;veaction=edit&amp;section=12" 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=Arsenico&amp;action=edit&amp;section=12" title="Edit section&#39;s source code: Note"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-1"><a href="#cite_ref-1"><b>^</b></a> <span class="reference-text"><cite class="citation libro" style="font-style:normal"> N. N. Greenwood e A. Earnshaw, <span style="font-style:italic;">13 Arsenic, Antimony and Bismuth</span>, in <span style="font-style:italic;">Chemistry of the Elements</span>, 2ª&#160;ed., Butterworth - Heinemann, 1997, <a href="/wiki/ISBN" title="ISBN">ISBN</a>&#160;<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-2"><a href="#cite_ref-2"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://www.mindat.org/min-357.html"><span style="font-style:italic;">Arsenic</span></a>, su <span style="font-style:italic;">mindat.org</span>.</cite></span> </li> <li id="cite_note-3"><a href="#cite_ref-3"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://www.treccani.it/enciclopedia/arsenico"><span style="font-style:italic;">arsenico nell'Enciclopedia Treccani</span></a>, su <span style="font-style:italic;">treccani.it</span>. <small>URL consultato il 17 marzo 2023</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>) Jörg Matschullat, <a rel="nofollow" class="external text" href="https://www.sciencedirect.com/science/article/pii/S0048969799005240"><span style="font-style:italic;">Arsenic in the geosphere — a review</span></a>, in <span style="font-style:italic;">Science of The Total Environment</span>, vol.&#160;249, n.&#160;1, 17 aprile 2000, pp.&#160;297–312, <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%2FS0048-9697%2899%2900524-0">10.1016/S0048-9697(99)00524-0</a>. <small>URL consultato il 17 marzo 2023</small>.</cite></span> </li> <li id="cite_note-5"><a href="#cite_ref-5"><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>) Suzanne Bell, <a rel="nofollow" class="external text" href="https://books.google.it/books?id=RIGXmHwL5zYC&amp;pg=PT237&amp;dq=%22arsenic%22+++%22arab%22+++%22jabir%22&amp;redir_esc=y#v=onepage&amp;q=%22arsenic%22%20+%20%22arab%22%20+%20%22jabir%22&amp;f=false"><span style="font-style:italic;">Encyclopedia of Forensic Science</span></a>, Infobase Publishing, 2008, <a href="/wiki/ISBN" title="ISBN">ISBN</a>&#160;<a href="/wiki/Speciale:RicercaISBN/978-1-4381-1880-2" title="Speciale:RicercaISBN/978-1-4381-1880-2">978-1-4381-1880-2</a>. <small>URL consultato il 17 marzo 2023</small>.</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">(<span style="font-weight:bolder; font-size:80%"><abbr title="francese">FR</abbr></span>) Albertus Magnus, <span style="font-style:italic;">De Mineralibus</span>, Éditions du cerf, 1995, p.&#160;443.</cite></span> </li> <li id="cite_note-:4-7"><span class="mw-cite-backlink"><b>^</b> <sup><i><a href="#cite_ref-:4_7-0">a</a></i></sup> <sup><i><a href="#cite_ref-:4_7-1">b</a></i></sup></span> <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>) Akira Yoshiasa, Makoto Tokuda e Masaaki Misawa, <a rel="nofollow" class="external text" href="https://www.nature.com/articles/s41598-019-42561-8"><span style="font-style:italic;">Natural arsenic with a unique order structure: potential for new quantum materials</span></a>, in <span style="font-style:italic;">Scientific Reports</span>, vol.&#160;9, n.&#160;1, 18 aprile 2019, pp.&#160;6275, <a href="/wiki/Digital_object_identifier" title="Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://dx.doi.org/10.1038%2Fs41598-019-42561-8">10.1038/s41598-019-42561-8</a>. <small>URL consultato il 18 marzo 2023</small>.</cite></span> </li> <li id="cite_note-8"><a href="#cite_ref-8"><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>) Caiping Wang, Shouyan Bai e Chunxiang Zhao, <a rel="nofollow" class="external text" href="https://www.sciencedirect.com/science/article/pii/S0038109820306244"><span style="font-style:italic;">Arsenic K4 crystal: A new stable direct-gap semiconductor allotrope</span></a>, in <span style="font-style:italic;">Solid State Communications</span>, vol.&#160;323, 1º gennaio 2021, pp.&#160;114128, <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%2Fj.ssc.2020.114128">10.1016/j.ssc.2020.114128</a>. <small>URL consultato il 7 aprile 2023</small>.</cite></span> </li> <li id="cite_note-onlinelibrary.wiley.com-9"><span class="mw-cite-backlink"><b>^</b> <sup><i><a href="#cite_ref-onlinelibrary.wiley.com_9-0">a</a></i></sup> <sup><i><a href="#cite_ref-onlinelibrary.wiley.com_9-1">b</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 rel="nofollow" class="external text" href="https://onlinelibrary.wiley.com/doi/book/10.1002/14356007"><span style="font-style:italic;">Ullmann's Encyclopedia of Industrial Chemistry</span></a>, 1ª&#160;ed., Wiley, 15 giugno 2000, <a href="/wiki/Digital_object_identifier" title="Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://dx.doi.org/10.1002%2F14356007.a03_113.pub2">10.1002/14356007.a03_113.pub2</a>, <a href="/wiki/ISBN" title="ISBN">ISBN</a>&#160;<a href="/wiki/Speciale:RicercaISBN/978-3-527-30385-4" title="Speciale:RicercaISBN/978-3-527-30385-4">978-3-527-30385-4</a>. <small>URL consultato il 7 aprile 2023</small>.</cite></span> </li> <li id="cite_note-10"><a href="#cite_ref-10"><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>) Arthur H. Westing, <a rel="nofollow" class="external text" href="https://oadoi.org/10.1016/0006-3207(72)90043-2"><span style="font-style:italic;">Herbicides in war: Current status and future doubt</span></a>, in <span style="font-style:italic;">Biological Conservation</span>, vol.&#160;4, n.&#160;5, 1972, p.&#160;322, <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%2F0006-3207%2872%2990043-2">10.1016/0006-3207(72)90043-2</a>.</cite></span> </li> <li id="cite_note-:0-11"><span class="mw-cite-backlink"><b>^</b> <sup><i><a href="#cite_ref-:0_11-0">a</a></i></sup> <sup><i><a href="#cite_ref-:0_11-1">b</a></i></sup> <sup><i><a href="#cite_ref-:0_11-2">c</a></i></sup></span> <span class="reference-text"><cite class="citation libro" style="font-style:normal"> A. F. Holleman, E. Wiberg e N. Wiberg, <span style="font-style:italic;">XIV. 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Arsenic and Germanium.</span></a>, in <span style="font-style:italic;">The Journal of Physical Chemistry</span>, vol.&#160;46, n.&#160;8, 1942-08, pp.&#160;910–914, <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%2Fj150422a014">10.1021/j150422a014</a>. <small>URL consultato il 6 aprile 2023</small>.</cite></span> </li> <li id="cite_note-47"><a href="#cite_ref-47"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://periodictable.com/Isotopes/033.76/index3.full.dm.html"><span style="font-style:italic;">Isotope data for arsenic-76 in the Periodic Table</span></a>, su <span style="font-style:italic;">periodictable.com</span>. <small>URL consultato il 6 aprile 2023</small>.</cite></span> </li> <li id="cite_note-48"><a href="#cite_ref-48"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://periodictable.com/Isotopes/033.77/index3.full.dm.html"><span style="font-style:italic;">Isotope data for arsenic-77 in the Periodic Table</span></a>, su <span style="font-style:italic;">periodictable.com</span>. <small>URL consultato il 6 aprile 2023</small>.</cite></span> </li> <li id="cite_note-49"><a href="#cite_ref-49"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://periodictable.com/Isotopes/033.78/index3.full.dm.html"><span style="font-style:italic;">Isotope data for arsenic-78 in the Periodic Table</span></a>, su <span style="font-style:italic;">periodictable.com</span>. <small>URL consultato il 2 giugno 2023</small>.</cite></span> </li> <li id="cite_note-50"><a href="#cite_ref-50"><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>) Carole Frechou, Sandrine Aguerre e Jean-Pierre Degros, <a rel="nofollow" class="external text" href="https://www.sciencedirect.com/science/article/pii/S0039914007000392"><span style="font-style:italic;">Improvement of a radiochemical separation for selenium 79: Applications to effluents and nuclear wastes</span></a>, in <span style="font-style:italic;">Talanta</span>, vol.&#160;72, n.&#160;3, 15 maggio 2007, pp.&#160;1166–1171, <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%2Fj.talanta.2007.01.011">10.1016/j.talanta.2007.01.011</a>. <small>URL consultato il 2 giugno 2023</small>.</cite></span> </li> <li id="cite_note-51"><a href="#cite_ref-51"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://periodictable.com/Isotopes/033.79/index3.full.dm.html"><span style="font-style:italic;">Isotope data for arsenic-79 in the Periodic Table</span></a>, su <span style="font-style:italic;">periodictable.com</span>. <small>URL consultato il 2 giugno 2023</small>.</cite></span> </li> <li id="cite_note-52"><a href="#cite_ref-52"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="http://www.depurazioneacquearrigoni.it/arsenico/utilizzo.html"><span style="font-style:italic;">Cosa è l'arsenico, l'impiego, curiosità storiche</span></a>, su <span style="font-style:italic;">depurazioneacquearrigoni.it</span>.</cite></span> </li> <li id="cite_note-Cervellati-53"><span class="mw-cite-backlink"><b>^</b> <sup><i><a href="#cite_ref-Cervellati_53-0">a</a></i></sup> <sup><i><a href="#cite_ref-Cervellati_53-1">b</a></i></sup> <sup><i><a href="#cite_ref-Cervellati_53-2">c</a></i></sup></span> <span class="reference-text">Rinaldo Cervellati, <i><a rel="nofollow" class="external text" href="https://www.soc.chim.it/sites/default/files/cns/pdf/2019-5.pdf">_fra storia e leggenda</a></i>, Gruppo Nazionale di Fondamenti e Storia della Chimica.</span> </li> <li id="cite_note-ITOM-54"><a href="#cite_ref-ITOM_54-0"><b>^</b></a> <span class="reference-text"><cite class="citation pubblicazione" style="font-style:normal"> Stéphane Gibaud e Gérard Jaouen, <a rel="nofollow" class="external text" href="https://link.springer.com/chapter/10.1007%2F978-3-642-13185-1_1"><span style="font-style:italic;">Arsenic - based drugs: from Fowler's solution to modern anticancer chemotherapy</span></a>, in <span style="font-style:italic;"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://www.springer.com/series/3418"><span style="font-style:italic;">Topics in Organometallic Chemistry</span></a>, su <span style="font-style:italic;">springer.com</span>.</cite></span>, vol.&#160;32, 2010, pp.&#160;1-20, <a href="/wiki/Digital_object_identifier" title="Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://dx.doi.org/10.1007%2F978-3-642-13185-1_1">10.1007/978-3-642-13185-1_1</a>.</cite></span> </li> <li id="cite_note-55"><a href="#cite_ref-55"><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>) Laura Cicconi, Marialaura Bisegna e Carmelo Gurnari, <a rel="nofollow" class="external text" href="https://onlinelibrary.wiley.com/doi/10.1111/bjh.19759"><span style="font-style:italic;">Leucocytosis during induction therapy with all‐ trans ‐retinoic acid and arsenic trioxide in acute promyelocytic leukaemia predicts differentiation syndrome and treatment‐related complications</span></a>, in <span style="font-style:italic;">British Journal of Haematology</span>, 14 settembre 2024, <a href="/wiki/Digital_object_identifier" title="Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://dx.doi.org/10.1111%2Fbjh.19759">10.1111/bjh.19759</a>. <small>URL consultato il 6 ottobre 2024</small>.</cite></span> </li> <li id="cite_note-56"><a href="#cite_ref-56"><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>) London Natural History Museum Library, <a rel="nofollow" class="external text" href="http://archive.org/details/edinburghnewphil21edin"><span style="font-style:italic;">Edinburgh New Philosophical Journal</span></a>, 1836 (Apr. - Oct.). <small>URL consultato il 17 marzo 2023</small>.</cite></span> </li> <li id="cite_note-57"><a href="#cite_ref-57"><b>^</b></a> <span class="reference-text"><cite class="citation news" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) Ian Steadman, <a rel="nofollow" class="external text" href="https://www.wired.co.uk/article/genetic-immunity-to-arsenic"><span style="font-style:italic;">Humans can develop a genetic tolerance for arsenic</span></a>, in <span style="font-style:italic;">Wired</span>, 17 ottobre 2012. <small>URL consultato il 20 luglio 2017</small>.</cite></span> </li> <li id="cite_note-58"><a href="#cite_ref-58"><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>) V. P. Singh, <a rel="nofollow" class="external text" href="https://books.google.co.uk/books?id=LhJxLkQNtB8C&amp;pg=PA146"><span style="font-style:italic;">Metal Toxicity and Tolerance in Plants and Animals</span></a>, Sarup &amp; Sons, 2008, p.&#160;146, <a href="/wiki/ISBN" title="ISBN">ISBN</a>&#160;<a href="/wiki/Speciale:RicercaISBN/978-81-7625-587-5" title="Speciale:RicercaISBN/978-81-7625-587-5">978-81-7625-587-5</a>.</cite></span> </li> <li id="cite_note-59"><a href="#cite_ref-59"><b>^</b></a> <span class="reference-text">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="http://www.bicn.com/acic/resources/infobank/nature98-01/nature98-01.htm">Arsenic Poisoning of Bangladesh Groundwater</a></span> </li> <li id="cite_note-60"><a href="#cite_ref-60"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="http://www.acqua-depurazione.it/Direttiva-98-83-CE_Normativa.php"><span style="font-style:italic;">Normativa Direttiva-98-83-CE</span></a>, su <span style="font-style:italic;">acqua-depurazione.it</span>.</cite></span> </li> <li id="cite_note-61"><a href="#cite_ref-61"><b>^</b></a> <span class="reference-text">Smaltire come rifiuto pericoloso. Non disperdere nell'ambiente.</span> </li> <li id="cite_note-62"><a href="#cite_ref-62"><b>^</b></a> <span class="reference-text">scheda dell'arsenico su <cite class="citation web" 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>, su <span style="font-style:italic;">gestis-en.itrust.de</span>. <small>URL consultato il 7 giugno 2021</small> <small>(archiviato dall'<abbr title="http&#58;//gestis-en.itrust.de">url originale</abbr> il 16 ottobre 2019)</small>.</cite></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Bibliografia">Bibliografia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=13" title="Modifica la sezione Bibliografia" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=13" title="Edit section&#39;s source code: Bibliografia"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><cite class="citation libro" style="font-style:normal"> Francesco Borgese, <a rel="nofollow" class="external text" href="http://books.google.it/books?id=9uNyAAAACAAJ"><span style="font-style:italic;">Gli elementi della tavola periodica. Rinvenimento, proprietà, usi. Prontuario chimico, fisico, geologico</span></a>, Roma, CISU, 1993, <a href="/wiki/ISBN" title="ISBN">ISBN</a>&#160;<a href="/wiki/Speciale:RicercaISBN/88-7975-077-1" title="Speciale:RicercaISBN/88-7975-077-1">88-7975-077-1</a>.</cite></li> <li><cite id="CITEREFTavola_periodica_e_proprietà_degli_elementi" class="citation libro" style="font-style:normal"> R. Barbucci, A. Sabatini e P. Dapporto, <a rel="nofollow" class="external text" href="https://web.archive.org/web/20101022060832/http://www.idelsongnocchi.it/online/vmchk/chimica/tavola-periodica-degli-elementi-iupac.html"><span style="font-style:italic;">Tavola periodica e proprietà degli elementi</span></a>, Firenze, Edizioni V. Morelli, 1998 <small>(archiviato dall'<abbr title="http&#58;//www.idelsongnocchi.it/online/vmchk/chimica/tavola-periodica-degli-elementi-iupac.html">url originale</abbr> il 22 ottobre 2010)</small>.</cite></li></ul> <div class="mw-heading mw-heading2"><h2 id="Voci_correlate">Voci correlate</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Arsenico&amp;veaction=edit&amp;section=14" title="Modifica la sezione Voci correlate" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Arsenico&amp;action=edit&amp;section=14" title="Edit section&#39;s source code: Voci correlate"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Cianuro" title="Cianuro">Cianuro</a></li> <li><a href="/wiki/Stricnina" title="Stricnina">Stricnina</a></li> <li><a href="/wiki/Soluzione_di_Fowler" title="Soluzione di Fowler">Soluzione di Fowler</a></li> <li><a href="/wiki/Avvelenamento_da_arsenico" title="Avvelenamento da arsenico">Avvelenamento da arsenico</a></li> <li><a href="/wiki/Arsenicum_album" title="Arsenicum album">Arsenicum album</a></li> <li><a href="/wiki/Arsolo" title="Arsolo">Arsolo</a></li> <li><a href="/wiki/Arsenozuccheri" title="Arsenozuccheri">Arsenozuccheri</a></li></ul> <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=Arsenico&amp;veaction=edit&amp;section=15" 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=Arsenico&amp;action=edit&amp;section=15" title="Edit section&#39;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=""><a href="https://it.wikiquote.org/wiki/Arsenico" class="extiw" title="q:Arsenico">Wikiquote</a></li> <li class="" title=""><a href="https://it.wiktionary.org/wiki/arsenico" class="extiw" title="wikt:arsenico">Wikizionario</a></li> <li class="" title=""><span class="plainlinks" title="commons:Category:Arsenic"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Arsenic?uselang=it">Wikimedia Commons</a></span></li></ul></div> <ul><li><span typeof="mw:File"><a href="https://it.wikiquote.org/wiki/" title="Collabora a Wikiquote"><img alt="Collabora a Wikiquote" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikiquote-logo.svg/18px-Wikiquote-logo.svg.png" decoding="async" width="18" height="21" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikiquote-logo.svg/27px-Wikiquote-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fa/Wikiquote-logo.svg/36px-Wikiquote-logo.svg.png 2x" data-file-width="300" data-file-height="355" /></a></span> <a href="https://it.wikiquote.org/wiki/" class="extiw" title="q:">Wikiquote</a> contiene citazioni di o su <b><a href="https://it.wikiquote.org/wiki/Arsenico" class="extiw" title="q:Arsenico">arsenico</a></b></li> <li><span typeof="mw:File"><a href="https://it.wiktionary.org/wiki/" title="Collabora a Wikizionario"><img alt="Collabora a Wikizionario" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/18px-Wiktionary_small.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/27px-Wiktionary_small.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f9/Wiktionary_small.svg/36px-Wiktionary_small.svg.png 2x" data-file-width="350" data-file-height="350" /></a></span> <a href="https://it.wiktionary.org/wiki/" class="extiw" title="wikt:">Wikizionario</a> contiene il lemma di dizionario «<b><a href="https://it.wiktionary.org/wiki/arsenico" class="extiw" title="wikt:arsenico">arsenico</a></b>»</li> <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:Arsenic?uselang=it">arsenico</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=Arsenico&amp;veaction=edit&amp;section=16" 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=Arsenico&amp;action=edit&amp;section=16" title="Edit section&#39;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="CITEREFTreccani.it" class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://www.treccani.it/enciclopedia/arsenico"><span style="font-style:italic;">arsenico</span></a>, su <span style="font-style:italic;">Treccani.it – Enciclopedie on line</span>, <a href="/wiki/Istituto_dell%27Enciclopedia_Italiana" title="Istituto dell&#39;Enciclopedia Italiana">Istituto dell'Enciclopedia Italiana</a>.</cite> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q871#P3365" 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> <li><cite id="CITEREFSapere.it" class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://www.sapere.it/enciclopedia/arsènico+(sostantivo).html"><span style="font-style:italic;">arsènico (sostantivo)</span></a>, su <span style="font-style:italic;">sapere.it</span>, <a href="/wiki/De_Agostini" title="De Agostini">De Agostini</a>.</cite> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q871#P6706" 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> <li><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/20090313002728/http://periodic.lanl.gov/elements/33.html"><span style="font-style:italic;">Arsenico</span></a>, su <span style="font-style:italic;">periodic.lanl.gov</span>, <a href="/wiki/Los_Alamos_National_Laboratory" title="Los Alamos National Laboratory">Los Alamos National Laboratory</a>. <small>URL consultato il 31 gennaio 2005</small> <small>(archiviato dall'<abbr title="http&#58;//periodic.lanl.gov/elements/33.html">url originale</abbr> il 13 marzo 2009)</small>.</cite></li> <li><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="http://www.greenfacts.org/arsenic/index.htm"><span style="font-style:italic;">Scientific Facts on Arsenic – A summary by GreenFacts of the report published by the International Programme on Chemical Safety (IPCS)</span></a>, su <span style="font-style:italic;">greenfacts.org</span>.</cite></li> <li><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="http://www.webelements.com/webelements/elements/text/As/index.html"><span style="font-style:italic;">Arsenic</span></a>, su <span style="font-style:italic;">WebElements.com</span>.</cite></li> <li><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="http://environmentalchemistry.com/yogi/periodic/As.html"><span style="font-style:italic;">Arsenic</span></a>, su <span style="font-style:italic;">EnvironmentalChemistry.com</span>.</cite></li> <li><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/20050205095304/http://www.origen.net/arsenic.html"><span style="font-style:italic;">CCA wood and arsenic: toxicological effects of arsenic</span></a>, su <span style="font-style:italic;">origen.net</span>. <small>URL consultato il 31 gennaio 2005</small> <small>(archiviato dall'<abbr title="http&#58;//www.origen.net/arsenic.html">url originale</abbr> il 5 febbraio 2005)</small>.</cite></li> <li><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://www.clu-in.org/contaminantfocus/default.focus/sec/arsenic/cat/Overview/"><span style="font-style:italic;">Arsenic</span></a>, su <span style="font-style:italic;">clu-in.org</span>.</cite></li> <li><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="http://www.depurazioneacquearrigoni.it/arsenico/utilizzo.html"><span style="font-style:italic;">Utilizzo e curiosità sull'arsenico</span></a>, su <span style="font-style:italic;">depurazioneacquearrigoni.it</span>.</cite></li> <li><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20160330011135/http://www.acqua-depurazione.it/2010-ancora-arsenico-nell%5C&#39;acqua-potabile.pdf"><span style="font-style:italic;">Arsenico nell'acqua potabile</span></a> (<span style="font-weight: bolder; font-size:80%"><abbr title="documento in formato PDF">PDF</abbr></span>), su <span style="font-style:italic;">acqua-depurazione.it</span>. <small>URL consultato il 12 dicembre 2020</small> <small>(archiviato dall'<abbr title="http&#58;//www.acqua-depurazione.it/2010-ancora-arsenico-nell%5C%27acqua-potabile.pdf">url originale</abbr> il 30 marzo 2016)</small>.</cite></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 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<td style="background-color:#FFDD00"><a href="/wiki/Cloro" title="Cloro">Cl</a></td> <td style="background-color:#C0DDDD"><a href="/wiki/Argon" title="Argon">Ar</a></td> </tr> <tr> <td style="background-color:#FF6666"><a href="/wiki/Potassio" title="Potassio">K</a></td> <td style="background-color:#FFDEAD"><a href="/wiki/Calcio_(elemento_chimico)" title="Calcio (elemento chimico)">Ca</a></td> <td colspan="14">&#160;</td> <td style="background-color:#FFC0C0"><a href="/wiki/Scandio" title="Scandio">Sc</a></td> <td style="background-color:#FFC0C0"><a href="/wiki/Titanio" title="Titanio">Ti</a></td> <td style="background-color:#FFC0C0"><a href="/wiki/Vanadio" title="Vanadio">V</a></td> <td style="background-color:#FFC0C0"><a href="/wiki/Cromo" title="Cromo">Cr</a></td> <td style="background-color:#FFC0C0"><a href="/wiki/Manganese" title="Manganese">Mn</a></td> <td style="background-color:#FFC0C0"><a href="/wiki/Ferro" title="Ferro">Fe</a></td> <td style="background-color:#FFC0C0"><a 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