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href="/wiki/%D0%9D%D0%B0%D1%87%D0%B0%D0%BB%D0%BD%D0%B0_%D1%81%D1%82%D1%80%D0%B0%D0%BD%D0%B8%D1%86%D0%B0" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Уикипедия" src="/static/images/mobile/copyright/wikipedia-wordmark-bg.svg" style="width: 7.5em; height: 1.3125em;"> <img class="mw-logo-tagline" alt="Свободната енциклопедия" src="/static/images/mobile/copyright/wikipedia-tagline-bg.svg" width="120" height="12" style="width: 7.5em; height: 0.75em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A2%D1%8A%D1%80%D1%81%D0%B5%D0%BD%D0%B5" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Претърсване на Уикипедия [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Търсене</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Търсене в Уикипедия" aria-label="Търсене в Уикипедия" autocapitalize="sentences" title="Претърсване на Уикипедия [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Специални:Търсене"> </div> <button class="cdx-button cdx-search-input__end-button">Търсене</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Лични инструменти"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Облик"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Облик" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Облик</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_bg.wikipedia.org&uselang=bg" class=""><span>Направете дарение</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D1%8A%D0%B7%D0%B4%D0%B0%D0%B2%D0%B0%D0%BD%D0%B5_%D0%BD%D0%B0_%D1%81%D0%BC%D0%B5%D1%82%D0%BA%D0%B0&returnto=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Насърчаваме Ви да си създадете сметка и да влезете, въпреки че не е задължително." class=""><span>Създаване на сметка</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A0%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%B0%D0%BD%D0%B5_%D0%B8%D0%BB%D0%B8_%D0%B2%D0%BB%D0%B8%D0%B7%D0%B0%D0%BD%D0%B5&returnto=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Препоръчваме Ви да влезете, въпреки, че не е задължително. [o]" accesskey="o" class=""><span>Влизане</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Допълнителни опции" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Лични инструменти" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Лични инструменти</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Потребителско меню" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_bg.wikipedia.org&uselang=bg"><span>Направете дарение</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D1%8A%D0%B7%D0%B4%D0%B0%D0%B2%D0%B0%D0%BD%D0%B5_%D0%BD%D0%B0_%D1%81%D0%BC%D0%B5%D1%82%D0%BA%D0%B0&returnto=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Насърчаваме Ви да си създадете сметка и да влезете, въпреки че не е задължително."><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Създаване на сметка</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A0%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%B0%D0%BD%D0%B5_%D0%B8%D0%BB%D0%B8_%D0%B2%D0%BB%D0%B8%D0%B7%D0%B0%D0%BD%D0%B5&returnto=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Препоръчваме Ви да влезете, въпреки, че не е задължително. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Влизане</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Страници за излезли от системата редактори <a href="/wiki/%D0%9F%D0%BE%D0%BC%D0%BE%D1%89:%D0%92%D1%8A%D0%B2%D0%B5%D0%B4%D0%B5%D0%BD%D0%B8%D0%B5" aria-label="Научете повече за редактирането"><span>научете повече</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%9C%D0%BE%D0%B8%D1%82%D0%B5_%D0%BF%D1%80%D0%B8%D0%BD%D0%BE%D1%81%D0%B8" title="Списък на промените, направени от този IP адрес [y]" accesskey="y"><span>Приноси</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%9C%D0%BE%D1%8F%D1%82%D0%B0_%D0%B1%D0%B5%D1%81%D0%B5%D0%B4%D0%B0" title="Дискусия относно редакциите от този адрес [n]" accesskey="n"><span>Беседа</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Сайт"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Съдържание" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Съдържание</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">преместване към страничната лента</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">скриване</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Начало</div> </a> </li> <li id="toc-Характеристики" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Характеристики"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Характеристики</span> </div> </a> <button aria-controls="toc-Характеристики-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>Превключване на подраздел Характеристики</span> </button> <ul id="toc-Характеристики-sublist" class="vector-toc-list"> <li id="toc-Физични_свойства" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Физични_свойства"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Физични свойства</span> </div> </a> <ul id="toc-Физични_свойства-sublist" class="vector-toc-list"> <li id="toc-Оптични_свойства" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#Оптични_свойства"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1.1</span> <span>Оптични свойства</span> </div> </a> <ul id="toc-Оптични_свойства-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Химични_свойства" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Химични_свойства"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Химични свойства</span> </div> </a> <ul id="toc-Химични_свойства-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Алотропни_форми" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Алотропни_форми"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.3</span> <span>Алотропни форми</span> </div> </a> <ul id="toc-Алотропни_форми-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Изотопи" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Изотопи"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.4</span> <span>Изотопи</span> </div> </a> <ul id="toc-Изотопи-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Съединения" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Съединения"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Съединения</span> </div> </a> <button aria-controls="toc-Съединения-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>Превключване на подраздел Съединения</span> </button> <ul id="toc-Съединения-sublist" class="vector-toc-list"> <li id="toc-Халкогениди" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Халкогениди"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Халкогениди</span> </div> </a> <ul id="toc-Халкогениди-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Халогениди" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Халогениди"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.2</span> <span>Халогениди</span> </div> </a> <ul id="toc-Халогениди-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Селениди" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Селениди"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.3</span> <span>Селениди</span> </div> </a> <ul id="toc-Селениди-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Други_съединения" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Други_съединения"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.4</span> <span>Други съединения</span> </div> </a> <ul id="toc-Други_съединения-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Органични_съединения" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Органични_съединения"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.5</span> <span>Органични съединения</span> </div> </a> <ul id="toc-Органични_съединения-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-История" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#История"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>История</span> </div> </a> <ul id="toc-История-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Наличие_в_природата" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Наличие_в_природата"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Наличие в природата</span> </div> </a> <ul id="toc-Наличие_в_природата-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Производство" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Производство"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Производство</span> </div> </a> <ul id="toc-Производство-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Употреба_и_значение" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Употреба_и_значение"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Употреба и значение</span> </div> </a> <ul id="toc-Употреба_и_значение-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Биологична_роля" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Биологична_роля"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Биологична роля</span> </div> </a> <ul id="toc-Биологична_роля-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Бележки" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Бележки"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>Бележки</span> </div> </a> <ul id="toc-Бележки-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="Съдържание" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Скриване/показване на съдържанието" > <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">Скриване/показване на съдържанието</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">Селен</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="Към статията на друг език. Налична на 149 езика" > <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-149" 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">149 езика</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/Seleen" title="Seleen – африканс" lang="af" hreflang="af" data-title="Seleen" data-language-autonym="Afrikaans" data-language-local-name="африканс" 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%88%B4%E1%88%8A%E1%8A%92%E1%8B%A8%E1%88%9D" title="ሴሊኒየም – амхарски" lang="am" hreflang="am" data-title="ሴሊኒየም" data-language-autonym="አማርኛ" data-language-local-name="амхарски" 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/Selenio" title="Selenio – арагонски" lang="an" hreflang="an" data-title="Selenio" data-language-autonym="Aragonés" data-language-local-name="арагонски" 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%B8%E0%A5%87%E0%A4%B2%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="सेलेनियम – ангика" lang="anp" hreflang="anp" data-title="सेलेनियम" data-language-autonym="अंगिका" data-language-local-name="ангика" class="interlanguage-link-target"><span>अंगिका</span></a></li><li class="interlanguage-link interwiki-ar badge-Q17437798 badge-goodarticle mw-list-item" title="Добра статия"><a href="https://ar.wikipedia.org/wiki/%D8%B3%D9%8A%D9%84%D9%8A%D9%86%D9%8A%D9%88%D9%85" title="سيلينيوم – арабски" lang="ar" hreflang="ar" data-title="سيلينيوم" data-language-autonym="العربية" data-language-local-name="арабски" 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%B3%D9%8A%D9%84%D9%8A%D9%86%D9%8A%D9%88%D9%85" title="سيلينيوم – Moroccan Arabic" lang="ary" hreflang="ary" data-title="سيلينيوم" data-language-autonym="الدارجة" data-language-local-name="Moroccan Arabic" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D8%B3%D9%8A%D9%84%D9%8A%D9%86%D9%8A%D9%88%D9%85" title="سيلينيوم – Egyptian Arabic" lang="arz" hreflang="arz" data-title="سيلينيوم" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Seleniu" title="Seleniu – астурски" lang="ast" hreflang="ast" data-title="Seleniu" data-language-autonym="Asturianu" data-language-local-name="астурски" 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%B8%E0%A5%87%E0%A4%B2%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="सेलेनियम – авади" lang="awa" hreflang="awa" data-title="सेलेनियम" data-language-autonym="अवधी" data-language-local-name="авади" 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/Selen" title="Selen – азербайджански" lang="az" hreflang="az" data-title="Selen" data-language-autonym="Azərbaycanca" data-language-local-name="азербайджански" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – башкирски" lang="ba" hreflang="ba" data-title="Селен" data-language-autonym="Башҡортса" data-language-local-name="башкирски" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-ban mw-list-item"><a href="https://ban.wikipedia.org/wiki/S%C3%A9l%C3%A9nium" title="Sélénium – балийски" lang="ban" hreflang="ban" data-title="Sélénium" data-language-autonym="Basa Bali" data-language-local-name="балийски" 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/Selenyo" title="Selenyo – Central Bikol" lang="bcl" hreflang="bcl" data-title="Selenyo" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – беларуски" lang="be" hreflang="be" data-title="Селен" data-language-autonym="Беларуская" data-language-local-name="беларуски" 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%A1%D1%8D%D0%BB%D0%B5%D0%BD" title="Сэлен – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Сэлен" 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-bh mw-list-item"><a href="https://bh.wikipedia.org/wiki/%E0%A4%B8%E0%A5%87%E0%A4%B2%E0%A5%80%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="सेलीनियम – Bhojpuri" lang="bh" hreflang="bh" data-title="सेलीनियम" 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%9E%E1%80%AE%E1%80%9C%E1%80%AE%E1%80%94%E1%80%AE%E1%80%9A%E1%80%99%E1%80%BA" title="သီလီနီယမ် – Pa'O" lang="blk" hreflang="blk" data-title="သီလီနီယမ်" data-language-autonym="ပအိုဝ်ႏဘာႏသာႏ" data-language-local-name="Pa'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%B8%E0%A7%87%E0%A6%B2%E0%A7%87%E0%A6%A8%E0%A6%BF%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%AE" title="সেলেনিয়াম – бенгалски" lang="bn" hreflang="bn" data-title="সেলেনিয়াম" data-language-autonym="বাংলা" data-language-local-name="бенгалски" 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%A6%E0%BD%BA%E0%BC%8B%E0%BD%A3%E0%BD%BA%E0%BC%8B%E0%BD%93%E0%BD%B2%E0%BD%98%E0%BC%8D" title="སེ་ལེ་ནིམ། – тибетски" lang="bo" hreflang="bo" data-title="སེ་ལེ་ནིམ།" data-language-autonym="བོད་ཡིག" data-language-local-name="тибетски" 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/Seleniom" title="Seleniom – бретонски" lang="br" hreflang="br" data-title="Seleniom" data-language-autonym="Brezhoneg" data-language-local-name="бретонски" 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/Selen" title="Selen – босненски" lang="bs" hreflang="bs" data-title="Selen" data-language-autonym="Bosanski" data-language-local-name="босненски" 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/Seleni" title="Seleni – каталонски" lang="ca" hreflang="ca" data-title="Seleni" data-language-autonym="Català" data-language-local-name="каталонски" 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/S%C4%83%CC%A4_(g%C3%B3-t%C4%81%CC%A4)" title="Să̤ (gó-tā̤) – Mindong" lang="cdo" hreflang="cdo" data-title="Să̤ (gó-tā̤)" 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/Selenio" title="Selenio – себуански" lang="ceb" hreflang="ceb" data-title="Selenio" data-language-autonym="Cebuano" data-language-local-name="себуански" 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%B3%DB%8C%D9%84%DB%8C%D9%86%DB%8C%DB%86%D9%85" title="سیلینیۆم – кюрдски (централен)" lang="ckb" hreflang="ckb" data-title="سیلینیۆم" data-language-autonym="کوردی" data-language-local-name="кюрдски (централен)" 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/Seleniu" title="Seleniu – корсикански" lang="co" hreflang="co" data-title="Seleniu" data-language-autonym="Corsu" data-language-local-name="корсикански" 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/Selen" title="Selen – чешки" lang="cs" hreflang="cs" data-title="Selen" data-language-autonym="Čeština" data-language-local-name="чешки" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – чувашки" lang="cv" hreflang="cv" data-title="Селен" data-language-autonym="Чӑвашла" data-language-local-name="чувашки" 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/Seleniwm" title="Seleniwm – уелски" lang="cy" hreflang="cy" data-title="Seleniwm" data-language-autonym="Cymraeg" data-language-local-name="уелски" 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/Selen" title="Selen – датски" lang="da" hreflang="da" data-title="Selen" data-language-autonym="Dansk" data-language-local-name="датски" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Selen" title="Selen – немски" lang="de" hreflang="de" data-title="Selen" data-language-autonym="Deutsch" data-language-local-name="немски" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-dv mw-list-item"><a href="https://dv.wikipedia.org/wiki/%DE%90%DE%AC%DE%8D%DE%AC%DE%82%DE%A8%DE%87%DE%A6%DE%89%DE%B0" title="ސެލެނިއަމް – дивехи" lang="dv" hreflang="dv" data-title="ސެލެނިއަމް" data-language-autonym="ދިވެހިބަސް" data-language-local-name="дивехи" class="interlanguage-link-target"><span>ދިވެހިބަސް</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A3%CE%B5%CE%BB%CE%AE%CE%BD%CE%B9%CE%BF" title="Σελήνιο – гръцки" lang="el" hreflang="el" data-title="Σελήνιο" data-language-autonym="Ελληνικά" data-language-local-name="гръцки" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en badge-Q17437798 badge-goodarticle mw-list-item" title="Добра статия"><a href="https://en.wikipedia.org/wiki/Selenium" title="Selenium – английски" lang="en" hreflang="en" data-title="Selenium" data-language-autonym="English" data-language-local-name="английски" 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/Seleno" title="Seleno – есперанто" lang="eo" hreflang="eo" data-title="Seleno" data-language-autonym="Esperanto" data-language-local-name="есперанто" 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/Selenio" title="Selenio – испански" lang="es" hreflang="es" data-title="Selenio" data-language-autonym="Español" data-language-local-name="испански" 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/Seleen" title="Seleen – естонски" lang="et" hreflang="et" data-title="Seleen" data-language-autonym="Eesti" data-language-local-name="естонски" 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/Selenio" title="Selenio – баски" lang="eu" hreflang="eu" data-title="Selenio" data-language-autonym="Euskara" data-language-local-name="баски" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-ext mw-list-item"><a href="https://ext.wikipedia.org/wiki/Seleniu" title="Seleniu – Extremaduran" lang="ext" hreflang="ext" data-title="Seleniu" data-language-autonym="Estremeñu" data-language-local-name="Extremaduran" class="interlanguage-link-target"><span>Estremeñu</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%B3%D9%84%D9%86%DB%8C%D9%85" title="سلنیم – персийски" lang="fa" hreflang="fa" data-title="سلنیم" data-language-autonym="فارسی" data-language-local-name="персийски" 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/Seleeni" title="Seleeni – фински" lang="fi" hreflang="fi" data-title="Seleeni" data-language-autonym="Suomi" data-language-local-name="фински" 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/Selen" title="Selen – фарьорски" lang="fo" hreflang="fo" data-title="Selen" data-language-autonym="Føroyskt" data-language-local-name="фарьорски" 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/S%C3%A9l%C3%A9nium" title="Sélénium – френски" lang="fr" hreflang="fr" data-title="Sélénium" data-language-autonym="Français" data-language-local-name="френски" 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/Seleen" title="Seleen – северен фризийски" lang="frr" hreflang="frr" data-title="Seleen" data-language-autonym="Nordfriisk" data-language-local-name="северен фризийски" 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/Seleni" title="Seleni – фриулски" lang="fur" hreflang="fur" data-title="Seleni" data-language-autonym="Furlan" data-language-local-name="фриулски" 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/Seil%C3%A9iniam" title="Seiléiniam – ирландски" lang="ga" hreflang="ga" data-title="Seiléiniam" data-language-autonym="Gaeilge" data-language-local-name="ирландски" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gan mw-list-item"><a href="https://gan.wikipedia.org/wiki/%E7%A1%92" title="硒 – Gan" lang="gan" hreflang="gan" data-title="硒" data-language-autonym="贛語" data-language-local-name="Gan" class="interlanguage-link-target"><span>贛語</span></a></li><li class="interlanguage-link interwiki-gd mw-list-item"><a href="https://gd.wikipedia.org/wiki/Selenium" title="Selenium – шотландски келтски" lang="gd" hreflang="gd" data-title="Selenium" data-language-autonym="Gàidhlig" data-language-local-name="шотландски келтски" 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/Selenio" title="Selenio – галисийски" lang="gl" hreflang="gl" data-title="Selenio" data-language-autonym="Galego" data-language-local-name="галисийски" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%B8%E0%AB%87%E0%AA%B2%E0%AA%BF%E0%AA%A8%E0%AB%80%E0%AA%AF%E0%AA%AE" title="સેલિનીયમ – гуджарати" lang="gu" hreflang="gu" data-title="સેલિનીયમ" data-language-autonym="ગુજરાતી" data-language-local-name="гуджарати" 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/Shellainium" title="Shellainium – манкски" lang="gv" hreflang="gv" data-title="Shellainium" data-language-autonym="Gaelg" data-language-local-name="манкски" 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/Selenium" title="Selenium – Hakka Chinese" lang="hak" hreflang="hak" data-title="Selenium" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="Hakka Chinese" 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%A1%D7%9C%D7%A0%D7%99%D7%95%D7%9D" title="סלניום – иврит" lang="he" hreflang="he" data-title="סלניום" data-language-autonym="עברית" data-language-local-name="иврит" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%B8%E0%A5%87%E0%A4%B2%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="सेलेनियम – хинди" lang="hi" hreflang="hi" data-title="सेलेनियम" data-language-autonym="हिन्दी" data-language-local-name="хинди" 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/Selenium" title="Selenium – Fiji Hindi" lang="hif" hreflang="hif" data-title="Selenium" data-language-autonym="Fiji Hindi" data-language-local-name="Fiji Hindi" class="interlanguage-link-target"><span>Fiji Hindi</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Selenij" title="Selenij – хърватски" lang="hr" hreflang="hr" data-title="Selenij" data-language-autonym="Hrvatski" data-language-local-name="хърватски" 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/Seleny%C3%B2m" title="Selenyòm – хаитянски креолски" lang="ht" hreflang="ht" data-title="Selenyòm" data-language-autonym="Kreyòl ayisyen" data-language-local-name="хаитянски креолски" 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/Szel%C3%A9n" title="Szelén – унгарски" lang="hu" hreflang="hu" data-title="Szelén" data-language-autonym="Magyar" data-language-local-name="унгарски" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%8D%D5%A5%D5%AC%D5%A5%D5%B6" title="Սելեն – арменски" lang="hy" hreflang="hy" data-title="Սելեն" data-language-autonym="Հայերեն" data-language-local-name="арменски" 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%8D%D5%A5%D5%B2%D5%A7%D5%B6" title="Սեղէն – Western Armenian" lang="hyw" hreflang="hyw" data-title="Սեղէն" 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/Selenium" title="Selenium – интерлингва" lang="ia" hreflang="ia" data-title="Selenium" data-language-autonym="Interlingua" data-language-local-name="интерлингва" 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/Selenium" title="Selenium – индонезийски" lang="id" hreflang="id" data-title="Selenium" data-language-autonym="Bahasa Indonesia" data-language-local-name="индонезийски" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ig mw-list-item"><a href="https://ig.wikipedia.org/wiki/Selenium" title="Selenium – игбо" lang="ig" hreflang="ig" data-title="Selenium" data-language-autonym="Igbo" data-language-local-name="игбо" class="interlanguage-link-target"><span>Igbo</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Selenio" title="Selenio – идо" lang="io" hreflang="io" data-title="Selenio" data-language-autonym="Ido" data-language-local-name="идо" 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/Selen" title="Selen – исландски" lang="is" hreflang="is" data-title="Selen" data-language-autonym="Íslenska" data-language-local-name="исландски" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Selenio" title="Selenio – италиански" lang="it" hreflang="it" data-title="Selenio" data-language-autonym="Italiano" data-language-local-name="италиански" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%82%BB%E3%83%AC%E3%83%B3" title="セレン – японски" lang="ja" hreflang="ja" data-title="セレン" data-language-autonym="日本語" data-language-local-name="японски" 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/lurcmu" title="lurcmu – ложбан" lang="jbo" hreflang="jbo" data-title="lurcmu" data-language-autonym="La .lojban." data-language-local-name="ложбан" 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/S%C3%A8l%C3%A8niyum" title="Sèlèniyum – явански" lang="jv" hreflang="jv" data-title="Sèlèniyum" data-language-autonym="Jawa" data-language-local-name="явански" 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%A1%E1%83%94%E1%83%9A%E1%83%94%E1%83%9C%E1%83%98" title="სელენი – грузински" lang="ka" hreflang="ka" data-title="სელენი" data-language-autonym="ქართული" data-language-local-name="грузински" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kbp mw-list-item"><a href="https://kbp.wikipedia.org/wiki/S%C9%9Bl%C9%A9n%C9%A9y%C9%94m" title="Sɛlɩnɩyɔm – Kabiye" lang="kbp" hreflang="kbp" data-title="Sɛlɩnɩyɔm" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – казахски" lang="kk" hreflang="kk" data-title="Селен" data-language-autonym="Қазақша" data-language-local-name="казахски" 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%B8%E0%B3%86%E0%B2%B2%E0%B3%86%E0%B2%A8%E0%B2%BF%E0%B2%AF%E0%B2%AE%E0%B3%8D" title="ಸೆಲೆನಿಯಮ್ – каннада" lang="kn" hreflang="kn" data-title="ಸೆಲೆನಿಯಮ್" data-language-autonym="ಕನ್ನಡ" data-language-local-name="каннада" 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/%EC%85%80%EB%A0%88%EB%8A%84" title="셀레늄 – корейски" lang="ko" hreflang="ko" data-title="셀레늄" data-language-autonym="한국어" data-language-local-name="корейски" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-kv mw-list-item"><a href="https://kv.wikipedia.org/wiki/%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – коми" lang="kv" hreflang="kv" data-title="Селен" data-language-autonym="Коми" data-language-local-name="коми" 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/Seleniom" title="Seleniom – корнуолски" lang="kw" hreflang="kw" data-title="Seleniom" data-language-autonym="Kernowek" data-language-local-name="корнуолски" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – киргизки" lang="ky" hreflang="ky" data-title="Селен" data-language-autonym="Кыргызча" data-language-local-name="киргизки" 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/Selenium" title="Selenium – латински" lang="la" hreflang="la" data-title="Selenium" data-language-autonym="Latina" data-language-local-name="латински" 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/Selen" title="Selen – люксембургски" lang="lb" hreflang="lb" data-title="Selen" data-language-autonym="Lëtzebuergesch" data-language-local-name="люксембургски" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-li mw-list-item"><a href="https://li.wikipedia.org/wiki/Seleen" title="Seleen – лимбургски" lang="li" hreflang="li" data-title="Seleen" data-language-autonym="Limburgs" data-language-local-name="лимбургски" 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/Selenio" title="Selenio – Ligurian" lang="lij" hreflang="lij" data-title="Selenio" data-language-autonym="Ligure" data-language-local-name="Ligurian" 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/Selenio" title="Selenio – ломбардски" lang="lmo" hreflang="lmo" data-title="Selenio" data-language-autonym="Lombard" data-language-local-name="ломбардски" 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/Selenas" title="Selenas – литовски" lang="lt" hreflang="lt" data-title="Selenas" data-language-autonym="Lietuvių" data-language-local-name="литовски" 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/Sel%C4%93ns" title="Selēns – латвийски" lang="lv" hreflang="lv" data-title="Selēns" data-language-autonym="Latviešu" data-language-local-name="латвийски" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – македонски" lang="mk" hreflang="mk" data-title="Селен" data-language-autonym="Македонски" data-language-local-name="македонски" 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%B8%E0%B5%86%E0%B4%B2%E0%B5%80%E0%B4%A8%E0%B4%BF%E0%B4%AF%E0%B4%82" title="സെലീനിയം – малаялам" lang="ml" hreflang="ml" data-title="സെലീനിയം" data-language-autonym="മലയാളം" data-language-local-name="малаялам" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD%D0%B8" title="Селени – монголски" lang="mn" hreflang="mn" data-title="Селени" data-language-autonym="Монгол" data-language-local-name="монголски" 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%B8%E0%A5%87%E0%A4%B2%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="सेलेनियम – марати" lang="mr" hreflang="mr" data-title="सेलेनियम" data-language-autonym="मराठी" data-language-local-name="марати" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – Western Mari" lang="mrj" hreflang="mrj" data-title="Селен" data-language-autonym="Кырык мары" data-language-local-name="Western Mari" class="interlanguage-link-target"><span>Кырык мары</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Selenium" title="Selenium – малайски" lang="ms" hreflang="ms" data-title="Selenium" data-language-autonym="Bahasa Melayu" data-language-local-name="малайски" 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%86%E1%80%AE%E1%80%9C%E1%80%AE%E1%80%94%E1%80%AE%E1%80%9A%E1%80%99%E1%80%BA" title="ဆီလီနီယမ် – бирмански" lang="my" hreflang="my" data-title="ဆီလီနီယမ်" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="бирмански" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – ерзиа" lang="myv" hreflang="myv" data-title="Селен" data-language-autonym="Эрзянь" data-language-local-name="ерзиа" 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/Selen" title="Selen – долнонемски" lang="nds" hreflang="nds" data-title="Selen" data-language-autonym="Plattdüütsch" data-language-local-name="долнонемски" 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%B8%E0%A5%87%E0%A4%B2%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="सेलेनियम – неварски" lang="new" hreflang="new" data-title="सेलेनियम" data-language-autonym="नेपाल भाषा" data-language-local-name="неварски" 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/Seleen" title="Seleen – нидерландски" lang="nl" hreflang="nl" data-title="Seleen" data-language-autonym="Nederlands" data-language-local-name="нидерландски" 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/Selen" title="Selen – норвежки (нюношк)" lang="nn" hreflang="nn" data-title="Selen" data-language-autonym="Norsk nynorsk" data-language-local-name="норвежки (нюношк)" 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/Selen" title="Selen – норвежки (букмол)" lang="nb" hreflang="nb" data-title="Selen" data-language-autonym="Norsk bokmål" data-language-local-name="норвежки (букмол)" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Sel%C3%A8ni" title="Selèni – окситански" lang="oc" hreflang="oc" data-title="Selèni" data-language-autonym="Occitan" data-language-local-name="окситански" 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/Selen" title="Selen – Livvi-Karelian" lang="olo" hreflang="olo" data-title="Selen" data-language-autonym="Livvinkarjala" data-language-local-name="Livvi-Karelian" class="interlanguage-link-target"><span>Livvinkarjala</span></a></li><li class="interlanguage-link interwiki-os mw-list-item"><a href="https://os.wikipedia.org/wiki/%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – осетински" lang="os" hreflang="os" data-title="Селен" data-language-autonym="Ирон" data-language-local-name="осетински" 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%A8%BF%E0%A8%B2%E0%A9%80%E0%A8%A8%E0%A9%80%E0%A8%85%E0%A8%AE" title="ਸਿਲੀਨੀਅਮ – пенджабски" lang="pa" hreflang="pa" data-title="ਸਿਲੀਨੀਅਮ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="пенджабски" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pi mw-list-item"><a href="https://pi.wikipedia.org/wiki/%E0%A4%B8%E0%A5%87%E0%A4%B2%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="सेलेनियम – пали" lang="pi" hreflang="pi" data-title="सेलेनियम" data-language-autonym="पालि" data-language-local-name="пали" 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/Selen" title="Selen – полски" lang="pl" hreflang="pl" data-title="Selen" data-language-autonym="Polski" data-language-local-name="полски" 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/Seleni" title="Seleni – Piedmontese" lang="pms" hreflang="pms" data-title="Seleni" data-language-autonym="Piemontèis" data-language-local-name="Piedmontese" class="interlanguage-link-target"><span>Piemontèis</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D8%B3%D9%84%DB%8C%D9%86%DB%8C%D9%85" title="سلینیم – Western Punjabi" lang="pnb" hreflang="pnb" data-title="سلینیم" 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%B3%DB%90%D9%84%DB%90%D9%86%D9%8A%D9%88%D9%85" title="سېلېنيوم – пущу" lang="ps" hreflang="ps" data-title="سېلېنيوم" data-language-autonym="پښتو" data-language-local-name="пущу" 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/Sel%C3%AAnio" title="Selênio – португалски" lang="pt" hreflang="pt" data-title="Selênio" data-language-autonym="Português" data-language-local-name="португалски" 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/Silinyu" title="Silinyu – кечуа" lang="qu" hreflang="qu" data-title="Silinyu" data-language-autonym="Runa Simi" data-language-local-name="кечуа" 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/Seleniu" title="Seleniu – румънски" lang="ro" hreflang="ro" data-title="Seleniu" data-language-autonym="Română" data-language-local-name="румънски" 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/Seleniu" title="Seleniu – арумънски" lang="rup" hreflang="rup" data-title="Seleniu" data-language-autonym="Armãneashti" data-language-local-name="арумънски" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – руски" lang="ru" hreflang="ru" data-title="Селен" data-language-autonym="Русский" data-language-local-name="руски" 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%B8%E0%A5%87%E0%A4%B2%E0%A5%87%E0%A4%A8%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="सेलेनियम – санскрит" lang="sa" hreflang="sa" data-title="सेलेनियम" data-language-autonym="संस्कृतम्" data-language-local-name="санскрит" 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/Sel%C3%A8niu" title="Selèniu – сардински" lang="sc" hreflang="sc" data-title="Selèniu" data-language-autonym="Sardu" data-language-local-name="сардински" 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/Sileniu" title="Sileniu – сицилиански" lang="scn" hreflang="scn" data-title="Sileniu" data-language-autonym="Sicilianu" data-language-local-name="сицилиански" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Selen" title="Selen – сърбохърватски" lang="sh" hreflang="sh" data-title="Selen" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="сърбохърватски" 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/Selenium" title="Selenium – Simple English" lang="en-simple" hreflang="en-simple" data-title="Selenium" 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/Sel%C3%A9n" title="Selén – словашки" lang="sk" hreflang="sk" data-title="Selén" data-language-autonym="Slovenčina" data-language-local-name="словашки" 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/Selen" title="Selen – словенски" lang="sl" hreflang="sl" data-title="Selen" data-language-autonym="Slovenščina" data-language-local-name="словенски" 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/Seleniyaam" title="Seleniyaam – сомалийски" lang="so" hreflang="so" data-title="Seleniyaam" data-language-autonym="Soomaaliga" data-language-local-name="сомалийски" 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/Seleni" title="Seleni – албански" lang="sq" hreflang="sq" data-title="Seleni" data-language-autonym="Shqip" data-language-local-name="албански" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – сръбски" lang="sr" hreflang="sr" data-title="Селен" data-language-autonym="Српски / srpski" data-language-local-name="сръбски" 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/Selen" title="Selen – Saterland Frisian" lang="stq" hreflang="stq" data-title="Selen" data-language-autonym="Seeltersk" data-language-local-name="Saterland Frisian" 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/S%C3%A9l%C3%A9nium" title="Sélénium – сундански" lang="su" hreflang="su" data-title="Sélénium" data-language-autonym="Sunda" data-language-local-name="сундански" 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/Selen" title="Selen – шведски" lang="sv" hreflang="sv" data-title="Selen" data-language-autonym="Svenska" data-language-local-name="шведски" 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/Seleni" title="Seleni – суахили" lang="sw" hreflang="sw" data-title="Seleni" data-language-autonym="Kiswahili" data-language-local-name="суахили" 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%9A%E0%AF%86%E0%AE%B2%E0%AF%80%E0%AE%A9%E0%AE%BF%E0%AE%AF%E0%AE%AE%E0%AF%8D" title="செலீனியம் – тамилски" lang="ta" hreflang="ta" data-title="செலீனியம்" data-language-autonym="தமிழ்" data-language-local-name="тамилски" 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%B8%E0%B1%86%E0%B0%B2%E0%B1%80%E0%B0%A8%E0%B0%BF%E0%B0%AF%E0%B0%82" title="సెలీనియం – телугу" lang="te" hreflang="te" data-title="సెలీనియం" data-language-autonym="తెలుగు" data-language-local-name="телугу" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – таджикски" lang="tg" hreflang="tg" data-title="Селен" data-language-autonym="Тоҷикӣ" data-language-local-name="таджикски" 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%8B%E0%B8%B5%E0%B8%A5%E0%B8%B5%E0%B9%80%E0%B8%99%E0%B8%B5%E0%B8%A2%E0%B8%A1" title="ซีลีเนียม – тайски" lang="th" hreflang="th" data-title="ซีลีเนียม" data-language-autonym="ไทย" data-language-local-name="тайски" 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/Silinyo" title="Silinyo – тагалог" lang="tl" hreflang="tl" data-title="Silinyo" data-language-autonym="Tagalog" data-language-local-name="тагалог" 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/Selenyum" title="Selenyum – турски" lang="tr" hreflang="tr" data-title="Selenyum" data-language-autonym="Türkçe" data-language-local-name="турски" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – татарски" lang="tt" hreflang="tt" data-title="Селен" data-language-autonym="Татарча / tatarça" data-language-local-name="татарски" 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%B3%DB%90%D9%84%DB%90%D9%86" title="سېلېن – уйгурски" lang="ug" hreflang="ug" data-title="سېلېن" data-language-autonym="ئۇيغۇرچە / Uyghurche" data-language-local-name="уйгурски" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – украински" lang="uk" hreflang="uk" data-title="Селен" data-language-autonym="Українська" data-language-local-name="украински" 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%B3%DB%8C%D9%84%DB%8C%D9%86%DB%8C%D9%85" title="سیلینیم – урду" lang="ur" hreflang="ur" data-title="سیلینیم" data-language-autonym="اردو" data-language-local-name="урду" 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/Selen" title="Selen – узбекски" lang="uz" hreflang="uz" data-title="Selen" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="узбекски" 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/Selen" title="Selen – Veps" lang="vep" hreflang="vep" data-title="Selen" data-language-autonym="Vepsän kel’" data-language-local-name="Veps" class="interlanguage-link-target"><span>Vepsän kel’</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Seleni" title="Seleni – виетнамски" lang="vi" hreflang="vi" data-title="Seleni" data-language-autonym="Tiếng Việt" data-language-local-name="виетнамски" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wa mw-list-item"><a href="https://wa.wikipedia.org/wiki/Seleniom" title="Seleniom – валонски" lang="wa" hreflang="wa" data-title="Seleniom" data-language-autonym="Walon" data-language-local-name="валонски" class="interlanguage-link-target"><span>Walon</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Selenyo" title="Selenyo – варай" lang="war" hreflang="war" data-title="Selenyo" data-language-autonym="Winaray" data-language-local-name="варай" 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%A1%92" title="硒 – ву китайски" lang="wuu" hreflang="wuu" data-title="硒" data-language-autonym="吴语" data-language-local-name="ву китайски" 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%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Селен – калмик" lang="xal" hreflang="xal" data-title="Селен" data-language-autonym="Хальмг" data-language-local-name="калмик" 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%A1%D7%A2%D7%9C%D7%A2%D7%A0%D7%99%D7%95%D7%9D" title="סעלעניום – идиш" lang="yi" hreflang="yi" data-title="סעלעניום" data-language-autonym="ייִדיש" data-language-local-name="идиш" 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/Selenium" title="Selenium – йоруба" lang="yo" hreflang="yo" data-title="Selenium" data-language-autonym="Yorùbá" data-language-local-name="йоруба" 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%A1%92" title="硒 – китайски" lang="zh" hreflang="zh" data-title="硒" data-language-autonym="中文" data-language-local-name="китайски" 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%A1%92" title="硒 – Literary Chinese" lang="lzh" hreflang="lzh" data-title="硒" data-language-autonym="文言" data-language-local-name="Literary Chinese" class="interlanguage-link-target"><span>文言</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Selenium" title="Selenium – Minnan" lang="nan" hreflang="nan" data-title="Selenium" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnan" 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%A1%92" title="硒 – кантонски" lang="yue" hreflang="yue" data-title="硒" data-language-autonym="粵語" data-language-local-name="кантонски" 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/ISewezi" title="ISewezi – зулуски" lang="zu" hreflang="zu" data-title="ISewezi" data-language-autonym="IsiZulu" data-language-local-name="зулуски" 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/Q876#sitelinks-wikipedia" title="Редактиране на междуезиковите препратки" class="wbc-editpage">Редактиране</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="Именни пространства"> <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/%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Преглед на основната страница [c]" accesskey="c"><span>Статия</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%81%D0%B5%D0%B4%D0%B0:%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&redlink=1" rel="discussion" class="new" title="Беседа за страницата (страницата не съществува) [t]" accesskey="t"><span>Беседа</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="Промяна на езиковия вариант" > <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">български</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="Прегледи"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul 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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="Инструменти" > <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">Инструменти</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">Инструменти</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">преместване към страничната лента</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">скриване</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Допълнителни опции" > <div class="vector-menu-heading"> Действия </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/%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD"><span>Преглед</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit" title="Редактиране на страницата [v]" accesskey="v"><span>Редактиране</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit" title="Редактиране на изходния код на страницата [e]" accesskey="e"><span>Редактиране на кода</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=history"><span>История</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Основни </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%9A%D0%B0%D0%BA%D0%B2%D0%BE_%D1%81%D0%BE%D1%87%D0%B8_%D0%BD%D0%B0%D1%81%D0%B0%D0%BC/%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" title="Списък на всички страници, сочещи насам [j]" accesskey="j"><span>Какво сочи насам</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D0%B2%D1%8A%D1%80%D0%B7%D0%B0%D0%BD%D0%B8_%D0%BF%D1%80%D0%BE%D0%BC%D0%B5%D0%BD%D0%B8/%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD" rel="nofollow" title="Последните промени на страници, сочени от тази страница [k]" accesskey="k"><span>Свързани промени</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/MediaWiki:Uploadtext" title="Качи файлове [u]" accesskey="u"><span>Качване на файл</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8_%D1%81%D1%82%D1%80%D0%B0%D0%BD%D0%B8%D1%86%D0%B8" title="Списък на всички специални страници [q]" accesskey="q"><span>Специални страници</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&oldid=12272195" title="Постоянна препратка към тази версия на страницата"><span>Постоянна препратка</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=info" title="Повече за тази страница"><span>Информация за страницата</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A6%D0%B8%D1%82%D0%B8%D1%80%D0%B0%D0%BD%D0%B5&page=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&id=12272195&wpFormIdentifier=titleform" title="Информация за начините за цитиране на тази страница"><span>Цитиране на статията</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:UrlShortener&url=https%3A%2F%2Fbg.wikipedia.org%2Fwiki%2F%25D0%25A1%25D0%25B5%25D0%25BB%25D0%25B5%25D0%25BD"><span>Кратък URL адрес</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:QrCode&url=https%3A%2F%2Fbg.wikipedia.org%2Fwiki%2F%25D0%25A1%25D0%25B5%25D0%25BB%25D0%25B5%25D0%25BD"><span>Изтегляне на QR код</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"> Отпечатване/изнасяне </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=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:Book&bookcmd=book_creator&referer=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD"><span>Създаване на книга</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:DownloadAsPdf&page=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=show-download-screen"><span>Изтегляне като PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&printable=yes" title="Версия за печат на страницата [p]" accesskey="p"><span>Версия за печат</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"> В други проекти </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/Selenium" hreflang="en"><span>Общомедия</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/Q876" title="Препратка към свързания обект от хранилището за данни [g]" accesskey="g"><span>Обект в Уикиданни</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="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Облик"> <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">Облик</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">преместване към страничната лента</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">скриване</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">от Уикипедия, свободната енциклопедия</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="bg" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r12144718">.mw-parser-output .infobox-lua{width:22em}.mw-parser-output .infobox-title,.mw-parser-output .infobox-above,.mw-parser-output .infobox-subheader,.mw-parser-output .infobox-image,.mw-parser-output .infobox-header,.mw-parser-output .infobox-data-only,.mw-parser-output .infobox-below{text-align:center}.mw-parser-output .infobox-above{font-size:125%;font-weight:bold}.mw-parser-output .infobox-label,.mw-parser-output .infobox-data{text-align:left}.mw-parser-output .infobox-navbar{text-align:right}.mw-parser-output .infobox .navbar{font-size:100%}.mw-parser-output .infobox-italic-title{display:none}.mw-parser-output .infobox-subbox{padding:0;margin:-5px 0;border:0;border-spacing:0 5px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}body.skin-minerva .mw-parser-output .infobox th.onlysubbox,body.skin-minerva .mw-parser-output .infobox td.onlysubbox{padding:0!important}</style><table class="infobox infobox-lua infobox_v2 vcard"><tbody><tr><td colspan="2" class="infobox-above title physic" style="background-color:#a0ffa0; color:#000000;">Селен</td></tr><tr><td colspan="2" class="infobox-image"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:SeBlackRed.jpg" class="mw-file-description" title="Селен – черен и червен алотропи"><img alt="Селен – черен и червен алотропи" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/47/SeBlackRed.jpg/260px-SeBlackRed.jpg" decoding="async" width="260" height="217" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/47/SeBlackRed.jpg/390px-SeBlackRed.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/47/SeBlackRed.jpg/520px-SeBlackRed.jpg 2x" data-file-width="612" data-file-height="510" /></a><figcaption>Селен – черен и червен алотропи</figcaption></figure><div>Черен и червен алотропи</div></td></tr><tr><td colspan="2" class="infobox-image"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Selenium_spectrum_visible.png" class="mw-file-description" title="Спектрални линии на селен"><img alt="Спектрални линии на селен" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/67/Selenium_spectrum_visible.png/260px-Selenium_spectrum_visible.png" decoding="async" width="260" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/67/Selenium_spectrum_visible.png/390px-Selenium_spectrum_visible.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/67/Selenium_spectrum_visible.png/520px-Selenium_spectrum_visible.png 2x" data-file-width="7430" data-file-height="1280" /></a><figcaption>Спектрални линии на селен</figcaption></figure><div><a href="/wiki/%D0%A1%D0%BF%D0%B5%D0%BA%D1%82%D1%80%D0%B0%D0%BB%D0%BD%D0%B0_%D0%BB%D0%B8%D0%BD%D0%B8%D1%8F" title="Спектрална линия">Спектрални линии</a></div></td></tr><tr><td colspan="2" class="infobox-data-only"> <table class="wikitable" style="text-align:center; width:100%; margin:0 auto; background:transparent; border-width:1px"> <tbody><tr> <td> <table style="text-align:center; margin:0 auto; background:transparent"> <tbody><tr> <td colspan="2" style="text-align:center; font-size:100%; line-height:100%; padding-top:1px; padding-bottom:1px; border:none"><a href="/wiki/%D0%90%D1%80%D1%81%D0%B5%D0%BD" title="Арсен">Арсен</a> ← <b>Селен</b> → <a href="/wiki/%D0%91%D1%80%D0%BE%D0%BC" title="Бром">Бром</a> </td></tr> <tr> <td style="vertical-align:middle; text-align:center; font-size:100%; line-height:100%; width:10px; border:none"><a href="/wiki/%D0%A1%D1%8F%D1%80%D0%B0" title="Сяра">S</a><br />↑<br /><b>Se</b><br />↓<br /><a href="/wiki/%D0%A2%D0%B5%D0%BB%D1%83%D1%80" title="Телур">Te</a> </td> <td style="border:none"><div style="position:relative"><div style="display:inline; position:absolute; top:2px; left:30px"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Hexagonal.svg" class="mw-file-description" title="Шестоъгълна кристална структура на селен"><img alt="Шестоъгълна кристална структура на селен" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c2/Hexagonal.svg/39px-Hexagonal.svg.png" decoding="async" width="39" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c2/Hexagonal.svg/58px-Hexagonal.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c2/Hexagonal.svg/78px-Hexagonal.svg.png 2x" data-file-width="295" data-file-height="304" /></a></span></div><div style="display:inline; position:absolute; top:2px; left:70px"></div> <table class="nogrid" style="background-color:transparent; text-align:center; empty-cells:show; border:none; padding:0; border-spacing:1px; border-collapse:separate;"> <tbody><tr> <td style="border:none;padding:0;"><a href="/wiki/%D0%92%D0%BE%D0%B4%D0%BE%D1%80%D0%BE%D0%B4" title="Водород"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#a0ffa0;">H</span></a> </td> <td colspan="30" style="border:none;padding:0;"> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A5%D0%B5%D0%BB%D0%B8%D0%B9" title="Хелий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#c0ffff;">He</span></a> </td></tr> <tr> <td style="border:none;padding:0;"><a href="/wiki/%D0%9B%D0%B8%D1%82%D0%B8%D0%B9" title="Литий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff6666;">Li</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%91%D0%B5%D1%80%D0%B8%D0%BB%D0%B8%D0%B9" title="Берилий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffdead;">Be</span></a> </td> <td colspan="24" style="border:none;padding:0;"> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%91%D0%BE%D1%80_(%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82)" title="Бор (елемент)"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccc99;">B</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%92%D1%8A%D0%B3%D0%BB%D0%B5%D1%80%D0%BE%D0%B4" title="Въглерод"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#a0ffa0;">C</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%90%D0%B7%D0%BE%D1%82" title="Азот"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#a0ffa0;">N</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D0%B8%D1%81%D0%BB%D0%BE%D1%80%D0%BE%D0%B4" title="Кислород"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#a0ffa0;">O</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A4%D0%BB%D1%83%D0%BE%D1%80" title="Флуор"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffff99;">F</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9D%D0%B5%D0%BE%D0%BD" title="Неон"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#c0ffff;">Ne</span></a> </td></tr> <tr> <td style="border:none;padding:0;"><a href="/wiki/%D0%9D%D0%B0%D1%82%D1%80%D0%B8%D0%B9" title="Натрий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff6666;">Na</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B5%D0%B7%D0%B8%D0%B9" title="Магнезий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffdead;">Mg</span></a> </td> <td colspan="24" style="border:none;padding:0;"> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%90%D0%BB%D1%83%D0%BC%D0%B8%D0%BD%D0%B8%D0%B9" title="Алуминий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Al</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A1%D0%B8%D0%BB%D0%B8%D1%86%D0%B8%D0%B9" title="Силиций"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccc99;">Si</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A4%D0%BE%D1%81%D1%84%D0%BE%D1%80" title="Фосфор"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#a0ffa0;">P</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A1%D1%8F%D1%80%D0%B0" title="Сяра"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#a0ffa0;">S</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A5%D0%BB%D0%BE%D1%80" title="Хлор"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffff99;">Cl</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%90%D1%80%D0%B3%D0%BE%D0%BD" title="Аргон"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#c0ffff;">Ar</span></a> </td></tr> <tr> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D0%B0%D0%BB%D0%B8%D0%B9" title="Калий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff6666;">K</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D0%B0%D0%BB%D1%86%D0%B8%D0%B9" title="Калций"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffdead;">Ca</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A1%D0%BA%D0%B0%D0%BD%D0%B4%D0%B8%D0%B9" title="Скандий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Sc</span></a> </td> <td colspan="14" style="border:none;padding:0;"> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A2%D0%B8%D1%82%D0%B0%D0%BD_(%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82)" title="Титан (елемент)"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Ti</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%92%D0%B0%D0%BD%D0%B0%D0%B4%D0%B8%D0%B9" title="Ванадий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">V</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A5%D1%80%D0%BE%D0%BC" title="Хром"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Cr</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9C%D0%B0%D0%BD%D0%B3%D0%B0%D0%BD" title="Манган"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Mn</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%96%D0%B5%D0%BB%D1%8F%D0%B7%D0%BE" title="Желязо"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Fe</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D0%BE%D0%B1%D0%B0%D0%BB%D1%82" title="Кобалт"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Co</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB" title="Никел"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Ni</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9C%D0%B5%D0%B4" title="Мед"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Cu</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A6%D0%B8%D0%BD%D0%BA" title="Цинк"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Zn</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%93%D0%B0%D0%BB%D0%B8%D0%B9" title="Галий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Ga</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%93%D0%B5%D1%80%D0%BC%D0%B0%D0%BD%D0%B8%D0%B9" title="Германий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccc99;">Ge</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%90%D1%80%D1%81%D0%B5%D0%BD" title="Арсен"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccc99;">As</span></a> </td> <td style="border:none;padding:0;"><a class="mw-selflink selflink"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#a0ffa0;border:1px solid black; margin:-1px;">Se</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%91%D1%80%D0%BE%D0%BC" title="Бром"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffff99;">Br</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D1%80%D0%B8%D0%BF%D1%82%D0%BE%D0%BD" title="Криптон"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#c0ffff;">Kr</span></a> </td></tr> <tr> <td style="border:none;padding:0;"><a href="/wiki/%D0%A0%D1%83%D0%B1%D0%B8%D0%B4%D0%B8%D0%B9" title="Рубидий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff6666;">Rb</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A1%D1%82%D1%80%D0%BE%D0%BD%D1%86%D0%B8%D0%B9" title="Стронций"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffdead;">Sr</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%98%D1%82%D1%80%D0%B8%D0%B9" title="Итрий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Y</span></a> </td> <td style="border:none;padding:0;; width:0;"> </td> <td colspan="13" style="border:none;padding:0;"> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A6%D0%B8%D1%80%D0%BA%D0%BE%D0%BD%D0%B8%D0%B9" title="Цирконий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Zr</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9D%D0%B8%D0%BE%D0%B1%D0%B8%D0%B9" title="Ниобий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Nb</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9C%D0%BE%D0%BB%D0%B8%D0%B1%D0%B4%D0%B5%D0%BD" title="Молибден"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Mo</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A2%D0%B5%D1%85%D0%BD%D0%B5%D1%86%D0%B8%D0%B9" title="Технеций"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Tc</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A0%D1%83%D1%82%D0%B5%D0%BD%D0%B8%D0%B9" title="Рутений"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Ru</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A0%D0%BE%D0%B4%D0%B8%D0%B9" title="Родий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Rh</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9F%D0%B0%D0%BB%D0%B0%D0%B4%D0%B8%D0%B9" title="Паладий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Pd</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A1%D1%80%D0%B5%D0%B1%D1%80%D0%BE" title="Сребро"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Ag</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D0%B0%D0%B4%D0%BC%D0%B8%D0%B9" title="Кадмий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Cd</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%98%D0%BD%D0%B4%D0%B8%D0%B9" title="Индий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">In</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D0%B0%D0%BB%D0%B0%D0%B9" title="Калай"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Sn</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%90%D0%BD%D1%82%D0%B8%D0%BC%D0%BE%D0%BD" title="Антимон"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccc99;">Sb</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A2%D0%B5%D0%BB%D1%83%D1%80" title="Телур"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccc99;">Te</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%99%D0%BE%D0%B4" title="Йод"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffff99;">I</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D1%81%D0%B5%D0%BD%D0%BE%D0%BD" title="Ксенон"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#c0ffff;">Xe</span></a> </td></tr> <tr> <td style="border:none;padding:0;"><a href="/wiki/%D0%A6%D0%B5%D0%B7%D0%B8%D0%B9" title="Цезий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff6666;">Cs</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%91%D0%B0%D1%80%D0%B8%D0%B9" title="Барий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffdead;">Ba</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9B%D0%B0%D0%BD%D1%82%D0%B0%D0%BD" title="Лантан"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">La</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A6%D0%B5%D1%80%D0%B8%D0%B9" title="Церий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Ce</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9F%D1%80%D0%B0%D0%B7%D0%B5%D0%BE%D0%B4%D0%B8%D0%BC" title="Празеодим"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Pr</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9D%D0%B5%D0%BE%D0%B4%D0%B8%D0%BC" title="Неодим"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Nd</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9F%D1%80%D0%BE%D0%BC%D0%B5%D1%82%D0%B8%D0%B9" title="Прометий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Pm</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A1%D0%B0%D0%BC%D0%B0%D1%80%D0%B8%D0%B9" title="Самарий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Sm</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%95%D0%B2%D1%80%D0%BE%D0%BF%D0%B8%D0%B9" title="Европий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Eu</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%93%D0%B0%D0%B4%D0%BE%D0%BB%D0%B8%D0%BD%D0%B8%D0%B9" title="Гадолиний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Gd</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A2%D0%B5%D1%80%D0%B1%D0%B8%D0%B9" title="Тербий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Tb</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%94%D0%B8%D1%81%D0%BF%D1%80%D0%BE%D1%81%D0%B8%D0%B9" title="Диспросий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Dy</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A5%D0%BE%D0%BB%D0%BC%D0%B8%D0%B9" title="Холмий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Ho</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%95%D1%80%D0%B1%D0%B8%D0%B9" title="Ербий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Er</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A2%D1%83%D0%BB%D0%B8%D0%B9" title="Тулий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Tm</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%98%D1%82%D0%B5%D1%80%D0%B1%D0%B8%D0%B9" title="Итербий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Yb</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9B%D1%83%D1%82%D0%B5%D1%86%D0%B8%D0%B9" title="Лутеций"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffbfff;">Lu</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A5%D0%B0%D1%84%D0%BD%D0%B8%D0%B9" title="Хафний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Hf</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A2%D0%B0%D0%BD%D1%82%D0%B0%D0%BB_(%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82)" title="Тантал (елемент)"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Ta</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%92%D0%BE%D0%BB%D1%84%D1%80%D0%B0%D0%BC" title="Волфрам"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">W</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A0%D0%B5%D0%BD%D0%B8%D0%B9" title="Рений"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Re</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9E%D1%81%D0%BC%D0%B8%D0%B9" title="Осмий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Os</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%98%D1%80%D0%B8%D0%B4%D0%B8%D0%B9" title="Иридий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Ir</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9F%D0%BB%D0%B0%D1%82%D0%B8%D0%BD%D0%B0" title="Платина"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Pt</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%97%D0%BB%D0%B0%D1%82%D0%BE" title="Злато"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Au</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%96%D0%B8%D0%B2%D0%B0%D0%BA" title="Живак"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Hg</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A2%D0%B0%D0%BB%D0%B8%D0%B9" title="Талий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Tl</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9E%D0%BB%D0%BE%D0%B2%D0%BE" title="Олово"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Pb</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%91%D0%B8%D1%81%D0%BC%D1%83%D1%82" title="Бисмут"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Bi</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9F%D0%BE%D0%BB%D0%BE%D0%BD%D0%B8%D0%B9" title="Полоний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccc99;">Po</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%90%D1%81%D1%82%D0%B0%D1%82" title="Астат"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffff99;">At</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A0%D0%B0%D0%B4%D0%BE%D0%BD" title="Радон"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#c0ffff;">Rn</span></a> </td></tr> <tr> <td style="border:none;padding:0;"><a href="/wiki/%D0%A4%D1%80%D0%B0%D0%BD%D1%86%D0%B8%D0%B9" title="Франций"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff6666;">Fr</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffdead;">Ra</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%90%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Актиний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Ac</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A2%D0%BE%D1%80%D0%B8%D0%B9" title="Торий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Th</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Pa</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A3%D1%80%D0%B0%D0%BD_(%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82)" title="Уран (елемент)"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">U</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9D%D0%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Np</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9F%D0%BB%D1%83%D1%82%D0%BE%D0%BD%D0%B8%D0%B9" title="Плутоний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Pu</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%90%D0%BC%D0%B5%D1%80%D0%B8%D1%86%D0%B8%D0%B9" title="Америций"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Am</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D1%8E%D1%80%D0%B8%D0%B9" title="Кюрий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Cm</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%91%D0%B5%D1%80%D0%BA%D0%BB%D0%B8%D0%B9" title="Берклий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Bk</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D0%B0%D0%BB%D0%B8%D1%84%D0%BE%D1%80%D0%BD%D0%B8%D0%B9" title="Калифорний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Cf</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%90%D0%B9%D0%BD%D1%89%D0%B0%D0%B9%D0%BD%D0%B8%D0%B9" title="Айнщайний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Es</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A4%D0%B5%D1%80%D0%BC%D0%B8%D0%B9" title="Фермий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Fm</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9C%D0%B5%D0%BD%D0%B4%D0%B5%D0%BB%D0%B5%D0%B2%D0%B8%D0%B9" title="Менделевий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Md</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9D%D0%BE%D0%B1%D0%B5%D0%BB%D0%B8%D0%B9" title="Нобелий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">No</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9B%D0%BE%D1%83%D1%80%D0%B5%D0%BD%D1%81%D0%B8%D0%B9" title="Лоуренсий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ff99cc;">Lr</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A0%D1%8A%D0%B4%D1%8A%D1%80%D1%84%D0%BE%D1%80%D0%B4%D0%B8%D0%B9" title="Ръдърфордий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Rf</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%94%D1%83%D0%B1%D0%BD%D0%B8%D0%B9" title="Дубний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Db</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A1%D0%B8%D0%B1%D0%BE%D1%80%D0%B3%D0%B8%D0%B9" title="Сиборгий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Sg</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%91%D0%BE%D1%80%D0%B8%D0%B9" title="Борий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Bh</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A5%D0%B0%D1%81%D0%B8%D0%B9" title="Хасий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Hs</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9C%D0%B0%D0%B9%D1%82%D0%BD%D0%B5%D1%80%D0%B8%D0%B9" title="Майтнерий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Mt</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%94%D0%B0%D1%80%D0%BC%D1%89%D0%B0%D1%82%D0%B8%D0%B9" title="Дармщатий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Ds</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A0%D1%8C%D0%BE%D0%BD%D1%82%D0%B3%D0%B5%D0%BD%D0%B8%D0%B9" title="Рьонтгений"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Rg</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9A%D0%BE%D0%BF%D0%B5%D1%80%D0%BD%D0%B8%D1%86%D0%B8%D0%B9" title="Коперниций"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffc0c0;">Cn</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9D%D0%B8%D1%85%D0%BE%D0%BD%D0%B8%D0%B9" title="Нихоний"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Nh</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A4%D0%BB%D0%B5%D1%80%D0%BE%D0%B2%D0%B8%D0%B9" title="Флеровий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Fl</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9C%D0%BE%D1%81%D0%BA%D0%BE%D0%B2%D0%B8%D0%B9" title="Московий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Mc</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9B%D0%B8%D0%B2%D0%B5%D1%80%D0%BC%D0%BE%D1%80%D0%B8%D0%B9" title="Ливерморий"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#cccccc;">Lv</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%A2%D0%B5%D0%BD%D0%B5%D1%81%D0%B8%D0%BD" title="Тенесин"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#ffff99;">Ts</span></a> </td> <td style="border:none;padding:0;"><a href="/wiki/%D0%9E%D0%B3%D0%B0%D0%BD%D0%B5%D1%81%D0%BE%D0%BD" title="Оганесон"><span style="display:block; width:6px; height:8px; overflow:hidden; padding:0; color:transparent; background-color:#c0ffff;">Og</span></a> </td></tr></tbody></table> </div> </td></tr> <tr> <td colspan="2" style="text-align:right; font-size:100%; line-height:70%; padding-top:3px; padding-bottom:1px; border:none"><a href="/wiki/%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Периодична система">Периодична система</a> </td></tr></tbody></table> </td></tr></tbody></table> </td></tr><tr><th colspan="2" scope="colgroup" class="infobox-header" style="background:#a0ffa0; color:#000000;">Общи данни</th></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A5%D0%B8%D0%BC%D0%B8%D1%87%D0%BD%D0%B8_%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82%D0%B8_%D0%BF%D0%BE_%D0%B0%D1%82%D0%BE%D0%BC%D0%B5%D0%BD_%D0%BD%D0%BE%D0%BC%D0%B5%D1%80" title="Химични елементи по атомен номер">Име, символ, Z</a></th><td class="infobox-data" style="font-weight:bold">Селен, Se, 34</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%93%D1%80%D1%83%D0%BF%D0%B0_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Група на периодичната система">Група</a>, <a href="/wiki/%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Период на периодичната система">период</a>, <a href="/wiki/%D0%91%D0%BB%D0%BE%D0%BA_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Блок на периодичната система">блок</a></th><td class="infobox-data"><a href="/wiki/%D0%93%D1%80%D1%83%D0%BF%D0%B0_16_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" class="mw-redirect" title="Група 16 на периодичната система">16</a>, <a href="/w/index.php?title=%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4_4_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&redlink=1" class="new" title="Период 4 на периодичната система (страницата не съществува)">4</a>, <a href="/wiki/P-%D0%B1%D0%BB%D0%BE%D0%BA_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" class="mw-redirect" title="P-блок на периодичната система">p</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A5%D0%B8%D0%BC%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B0_%D1%81%D0%B5%D1%80%D0%B8%D1%8F" title="Химическа серия">Химическа серия</a></th><td class="infobox-data"><a href="/wiki/%D0%9D%D0%B5%D0%BC%D0%B5%D1%82%D0%B0%D0%BB" title="Неметал">неметал</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%95%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%BD%D0%BD%D0%B0_%D0%BA%D0%BE%D0%BD%D1%84%D0%B8%D0%B3%D1%83%D1%80%D0%B0%D1%86%D0%B8%D1%8F" title="Електронна конфигурация">Електронна конфигурация</a></th><td class="infobox-data"><span style="white-space:nowrap;">[<a href="/wiki/%D0%90%D1%80%D0%B3%D0%BE%D0%BD" title="Аргон">Ar</a>] 3d<sup>10</sup> 4s<sup>2</sup> 4p<sup>4</sup></span></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%95%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%BD" title="Електрон">e<sup>-</sup></a> на <a href="/wiki/%D0%95%D0%BD%D0%B5%D1%80%D0%B3%D0%B8%D0%B9%D0%BD%D0%BE_%D0%BD%D0%B8%D0%B2%D0%BE" class="mw-redirect" title="Енергийно ниво">енергийно ниво</a></th><td class="infobox-data"><span style="white-space:nowrap;">2, 8, 18, 6</span></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/CAS_%D1%80%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B0%D1%86%D0%B8%D0%BE%D0%BD%D0%B5%D0%BD_%D0%BD%D0%BE%D0%BC%D0%B5%D1%80" title="CAS регистрационен номер">CAS номер</a></th><td class="infobox-data">7782-49-2</td></tr><tr><th colspan="2" scope="colgroup" class="infobox-header" style="background:#a0ffa0; color:#000000;">Свойства на атома</th></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%90%D1%82%D0%BE%D0%BC%D0%BD%D0%B0_%D0%BC%D0%B0%D1%81%D0%B0" title="Атомна маса">Атомна маса</a></th><td class="infobox-data">78,971 <a href="/wiki/%D0%95%D0%B4%D0%B8%D0%BD%D0%B8%D1%86%D0%B0_%D0%B7%D0%B0_%D0%B0%D1%82%D0%BE%D0%BC%D0%BD%D0%B0_%D0%BC%D0%B0%D1%81%D0%B0" title="Единица за атомна маса">u</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%90%D1%82%D0%BE%D0%BC%D0%B5%D0%BD_%D1%80%D0%B0%D0%B4%D0%B8%D1%83%D1%81" title="Атомен радиус">Атомен радиус</a> (<abbr title="изчислен">изч.</abbr>)</th><td class="infobox-data">115 (103) <a href="/wiki/%D0%9C%D0%B5%D1%82%D1%8A%D1%80" title="Метър">pm</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9A%D0%BE%D0%B2%D0%B0%D0%BB%D0%B5%D0%BD%D1%82%D0%B5%D0%BD_%D1%80%D0%B0%D0%B4%D0%B8%D1%83%D1%81" title="Ковалентен радиус">Ковалентен радиус</a></th><td class="infobox-data">120±4 <a href="/wiki/%D0%9C%D0%B5%D1%82%D1%8A%D1%80" title="Метър">pm</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D1%83%D1%81_%D0%BD%D0%B0_%D0%B2%D0%B0%D0%BD_%D0%B4%D0%B5%D1%80_%D0%92%D0%B0%D0%B0%D0%BB%D1%81" class="mw-redirect" title="Радиус на ван дер Ваалс">Радиус на ван дер Ваалс</a></th><td class="infobox-data">190 <a href="/wiki/%D0%9C%D0%B5%D1%82%D1%8A%D1%80" title="Метър">pm</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A1%D1%82%D0%B5%D0%BF%D0%B5%D0%BD_%D0%BD%D0%B0_%D0%BE%D0%BA%D0%B8%D1%81%D0%BB%D0%B5%D0%BD%D0%B8%D0%B5" title="Степен на окисление">Степен на окисление</a></th><td class="infobox-data"><b>6</b>, 5, <b>4</b>, 3, <b>2</b>, 1,<sup id="cite_ref-Greenwood1997_1-0" class="reference"><a href="#cite_note-Greenwood1997-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> −1, <b>−2</b></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9E%D0%BA%D1%81%D0%B8%D0%B4" title="Оксид">Оксид</a></th><td class="infobox-data">SeO<sub>2</sub> и SeO<sub>3</sub><sup id="cite_ref-Wiberg2001_2-0" class="reference"><a href="#cite_note-Wiberg2001-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-House2008_3-0" class="reference"><a href="#cite_note-House2008-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> (силно киселинни)</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%95%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%BE%D1%82%D1%80%D0%B8%D1%86%D0%B0%D1%82%D0%B5%D0%BB%D0%BD%D0%BE%D1%81%D1%82" title="Електроотрицателност">Електроотрицателност</a><br />(<a href="/wiki/%D0%95%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%BE%D1%82%D1%80%D0%B8%D1%86%D0%B0%D1%82%D0%B5%D0%BB%D0%BD%D0%BE%D1%81%D1%82#Скала_на_Полинг" title="Електроотрицателност">Скала на Полинг</a>)</th><td class="infobox-data">2,55</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%99%D0%BE%D0%BD%D0%B8%D0%B7%D0%B0%D1%86%D0%B8%D0%BE%D0%BD%D0%BD%D0%B0_%D0%B5%D0%BD%D0%B5%D1%80%D0%B3%D0%B8%D1%8F" title="Йонизационна енергия">Йонизационна енергия</a></th><td class="infobox-data"><abbr title="първа">I</abbr>: 941 <a href="/wiki/%D0%94%D0%B6%D0%B0%D1%83%D0%BB" title="Джаул">kJ</a>/<a href="/wiki/%D0%9C%D0%BE%D0%BB" title="Мол">mol</a><br /><abbr title="втора">II</abbr>: 2045 <a href="/wiki/%D0%94%D0%B6%D0%B0%D1%83%D0%BB" title="Джаул">kJ</a>/<a href="/wiki/%D0%9C%D0%BE%D0%BB" title="Мол">mol</a><br /><abbr title="трета">III</abbr>: 2973,7 <a href="/wiki/%D0%94%D0%B6%D0%B0%D1%83%D0%BB" title="Джаул">kJ</a>/<a href="/wiki/%D0%9C%D0%BE%D0%BB" title="Мол">mol</a><br /><abbr title="четвърта">IV</abbr>: 4144 <a href="/wiki/%D0%94%D0%B6%D0%B0%D1%83%D0%BB" title="Джаул">kJ</a>/<a href="/wiki/%D0%9C%D0%BE%D0%BB" title="Мол">mol</a><br /> (<a href="/wiki/%D0%9C%D0%BE%D0%BB%D0%B0%D1%80%D0%BD%D0%B8_%D0%B9%D0%BE%D0%BD%D0%B8%D0%B7%D0%B0%D1%86%D0%B8%D0%BE%D0%BD%D0%BD%D0%B8_%D0%B5%D0%BD%D0%B5%D1%80%D0%B3%D0%B8%D0%B8_%D0%BD%D0%B0_%D1%85%D0%B8%D0%BC%D0%B8%D1%87%D0%BD%D0%B8%D1%82%D0%B5_%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82%D0%B8" title="Моларни йонизационни енергии на химичните елементи">още</a>)</td></tr><tr><th colspan="2" scope="colgroup" class="infobox-header" style="background:#a0ffa0; color:#000000;">Физични свойства</th></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%90%D0%B3%D1%80%D0%B5%D0%B3%D0%B0%D1%82%D0%BD%D0%BE_%D1%81%D1%8A%D1%81%D1%82%D0%BE%D1%8F%D0%BD%D0%B8%D0%B5" title="Агрегатно състояние">Агрегатно състояние</a></th><td class="infobox-data"><a href="/wiki/%D0%A2%D0%B2%D1%8A%D1%80%D0%B4%D0%BE_%D0%B2%D0%B5%D1%89%D0%B5%D1%81%D1%82%D0%B2%D0%BE" class="mw-redirect" title="Твърдо вещество">твърдо вещество</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%90%D0%BB%D0%BE%D1%82%D1%80%D0%BE%D0%BF%D0%B8%D1%8F" title="Алотропия">Алотропи</a></th><td class="infobox-data">червен и черен селен <i>(аморфни)</i>; сив селен <i>(металоподобен)</i></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9A%D1%80%D0%B8%D1%81%D1%82%D0%B0%D0%BB%D0%BD%D0%B0_%D1%81%D1%82%D1%80%D1%83%D0%BA%D1%82%D1%83%D1%80%D0%B0" title="Кристална структура">Кристална структура</a></th><td class="infobox-data">шестоъгълна</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9F%D0%BB%D1%8A%D1%82%D0%BD%D0%BE%D1%81%D1%82" title="Плътност">Плътност</a></th><td class="infobox-data"><abbr title="сив"><i>1</i></abbr>: 4810 kg/m<sup>3</sup><br /><abbr title="черен"><i>2</i></abbr>: 4390 kg/m<sup>3</sup><br /><abbr title="червен"><i>3</i></abbr>: 4280 <a href="/wiki/%D0%9A%D0%B8%D0%BB%D0%BE%D0%B3%D1%80%D0%B0%D0%BC" title="Килограм">kg</a>/<a href="/wiki/%D0%9A%D1%83%D0%B1%D0%B8%D1%87%D0%B5%D0%BD_%D0%BC%D0%B5%D1%82%D1%8A%D1%80" title="Кубичен метър">m<sup>3</sup></a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A2%D0%B5%D0%BC%D0%BF%D0%B5%D1%80%D0%B0%D1%82%D1%83%D1%80%D0%B0_%D0%BD%D0%B0_%D1%82%D0%BE%D0%BF%D0%B5%D0%BD%D0%B5" title="Температура на топене">Температура на топене</a></th><td class="infobox-data">494 <a href="/wiki/%D0%9A%D0%B5%D0%BB%D0%B2%D0%B8%D0%BD" title="Келвин">K</a> (221 <a href="/wiki/%D0%A6%D0%B5%D0%BB%D0%B7%D0%B8%D0%B9" class="mw-redirect" title="Целзий">°C</a>)</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A2%D0%B5%D0%BC%D0%BF%D0%B5%D1%80%D0%B0%D1%82%D1%83%D1%80%D0%B0_%D0%BD%D0%B0_%D0%BA%D0%B8%D0%BF%D0%B5%D0%BD%D0%B5" title="Температура на кипене">Температура на кипене</a></th><td class="infobox-data">958 <a href="/wiki/%D0%9A%D0%B5%D0%BB%D0%B2%D0%B8%D0%BD" title="Келвин">K</a> (685 <a href="/wiki/%D0%A6%D0%B5%D0%BB%D0%B7%D0%B8%D0%B9" class="mw-redirect" title="Целзий">°C</a>)</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9C%D0%BE%D0%BB%D0%B0%D1%80%D0%B5%D0%BD_%D0%BE%D0%B1%D0%B5%D0%BC" title="Моларен обем">Моларен обем</a></th><td class="infobox-data">16,387×10<sup>-6</sup> <a href="/wiki/%D0%9A%D1%83%D0%B1%D0%B8%D1%87%D0%B5%D0%BD_%D0%BC%D0%B5%D1%82%D1%8A%D1%80" title="Кубичен метър">m<sup>3</sup></a>/<a href="/wiki/%D0%9C%D0%BE%D0%BB" title="Мол">mol</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9A%D1%80%D0%B8%D1%82%D0%B8%D1%87%D0%BD%D0%B0_%D1%82%D0%BE%D1%87%D0%BA%D0%B0" title="Критична точка">Критична точка</a></th><td class="infobox-data">1766 <a href="/wiki/%D0%9A%D0%B5%D0%BB%D0%B2%D0%B8%D0%BD" title="Келвин">K</a>; 27,2×10<sup>6</sup> <a href="/wiki/%D0%9F%D0%B0%D1%81%D0%BA%D0%B0%D0%BB_(%D0%B5%D0%B4%D0%B8%D0%BD%D0%B8%D1%86%D0%B0)" title="Паскал (единица)">Pa</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D1%84%D0%B8%D1%87%D0%BD%D0%B0_%D1%82%D0%BE%D0%BF%D0%BB%D0%B8%D0%BD%D0%B0_%D0%BD%D0%B0_%D1%82%D0%BE%D0%BF%D0%B5%D0%BD%D0%B5" title="Специфична топлина на топене">Специф. топлина на топене</a></th><td class="infobox-data">6,69 <a href="/wiki/%D0%94%D0%B6%D0%B0%D1%83%D0%BB" title="Джаул">kJ</a>/<a href="/wiki/%D0%9C%D0%BE%D0%BB" title="Мол">mol</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D1%84%D0%B8%D1%87%D0%BD%D0%B0_%D1%82%D0%BE%D0%BF%D0%BB%D0%B8%D0%BD%D0%B0_%D0%BD%D0%B0_%D0%B8%D0%B7%D0%BF%D0%B0%D1%80%D0%B5%D0%BD%D0%B8%D0%B5" title="Специфична топлина на изпарение">Специф. топлина на изпарение</a></th><td class="infobox-data">95,48 <a href="/wiki/%D0%94%D0%B6%D0%B0%D1%83%D0%BB" title="Джаул">kJ</a>/<a href="/wiki/%D0%9C%D0%BE%D0%BB" title="Мол">mol</a></td></tr><tr><td colspan="2" class="infobox-data-only"> <table class="wikitable" style="text-align:center; width:100%; border-collapse:collapse; margin:0 auto; padding:0"> <caption style="font-size:inherit"><a href="/wiki/%D0%9F%D0%B0%D1%80%D0%BD%D0%BE_%D0%BD%D0%B0%D0%BB%D1%8F%D0%B3%D0%B0%D0%BD%D0%B5" title="Парно налягане">Налягане на парата</a> </caption> <tbody><tr> <th style="vertical-align:middle"><abbr title="Налягане"><i>P</i></abbr> <span style="font-weight:normal">(<a href="/wiki/%D0%9F%D0%B0%D1%81%D0%BA%D0%B0%D0%BB_(%D0%B5%D0%B4%D0%B8%D0%BD%D0%B8%D1%86%D0%B0)" title="Паскал (единица)">Pa</a>)</span> </th> <th style="vertical-align:middle">1 </th> <th style="vertical-align:middle">10 </th> <th style="vertical-align:middle">10<sup>2</sup> </th> <th style="vertical-align:middle">10<sup>3</sup> </th> <th style="vertical-align:middle">10<sup>4</sup> </th> <th style="vertical-align:middle">10<sup>5</sup> </th></tr> <tr> <th style="vertical-align:middle"><abbr title="Температура"><i>T</i></abbr> <span style="font-weight:normal">(<a href="/wiki/%D0%9A%D0%B5%D0%BB%D0%B2%D0%B8%D0%BD" title="Келвин">K</a>)</span> </th> <td style="vertical-align:middle">500 </td> <td style="vertical-align:middle">552 </td> <td style="vertical-align:middle">617 </td> <td style="vertical-align:middle">704 </td> <td style="vertical-align:middle">813 </td> <td style="vertical-align:middle">958 </td></tr></tbody></table> </td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A1%D0%BA%D0%BE%D1%80%D0%BE%D1%81%D1%82_%D0%BD%D0%B0_%D0%B7%D0%B2%D1%83%D0%BA%D0%B0" title="Скорост на звука">Скорост на звука</a></th><td class="infobox-data">3350 <a href="/wiki/%D0%9C%D0%B5%D1%82%D1%8A%D1%80_%D0%B2_%D1%81%D0%B5%D0%BA%D1%83%D0%BD%D0%B4%D0%B0" title="Метър в секунда">m/s</a> при 20 <a href="/wiki/%D0%A6%D0%B5%D0%BB%D0%B7%D0%B8%D0%B9" class="mw-redirect" title="Целзий">°C</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D1%84%D0%B8%D1%87%D0%B5%D0%BD_%D1%82%D0%BE%D0%BF%D0%BB%D0%B8%D0%BD%D0%B5%D0%BD_%D0%BA%D0%B0%D0%BF%D0%B0%D1%86%D0%B8%D1%82%D0%B5%D1%82" title="Специфичен топлинен капацитет">Специф. топл. капацитет</a></th><td class="infobox-data">321,2 <a href="/wiki/%D0%94%D0%B6%D0%B0%D1%83%D0%BB" title="Джаул">J</a>/(<a href="/wiki/%D0%9A%D0%B8%D0%BB%D0%BE%D0%B3%D1%80%D0%B0%D0%BC" title="Килограм">kg</a>·<a href="/wiki/%D0%9A%D0%B5%D0%BB%D0%B2%D0%B8%D0%BD" title="Келвин">K</a>)</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A2%D0%BE%D0%BF%D0%BB%D0%BE%D0%BF%D1%80%D0%BE%D0%B2%D0%BE%D0%B4%D0%B8%D0%BC%D0%BE%D1%81%D1%82" title="Топлопроводимост">Топлопроводимост</a></th><td class="infobox-data">0,519 <a href="/wiki/%D0%92%D0%B0%D1%82" title="Ват">W</a>/(<a href="/wiki/%D0%9C%D0%B5%D1%82%D1%8A%D1%80" title="Метър">m</a>·<a href="/wiki/%D0%9A%D0%B5%D0%BB%D0%B2%D0%B8%D0%BD" title="Келвин">K</a>)</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B5%D1%82%D0%B8%D0%B7%D1%8A%D0%BC" title="Магнетизъм">Магнетизъм</a></th><td class="infobox-data"><a href="/wiki/%D0%94%D0%B8%D0%B0%D0%BC%D0%B0%D0%B3%D0%BD%D0%B5%D1%82%D0%B8%D0%B7%D1%8A%D0%BC" title="Диамагнетизъм">диамагнитен</a> <sup id="cite_ref-CRC_Press2005_4-0" class="reference"><a href="#cite_note-CRC_Press2005-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB_%D0%BD%D0%B0_%D0%B5%D0%BB%D0%B0%D1%81%D1%82%D0%B8%D1%87%D0%BD%D0%BE%D1%81%D1%82" title="Модул на еластичност">Модул на еластичност</a></th><td class="infobox-data">10 <a href="/wiki/%D0%9F%D0%B0%D1%81%D0%BA%D0%B0%D0%BB_(%D0%B5%D0%B4%D0%B8%D0%BD%D0%B8%D1%86%D0%B0)" title="Паскал (единица)">GPa</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB_%D0%BD%D0%B0_%D1%81%D1%80%D1%8F%D0%B7%D0%B2%D0%B0%D0%BD%D0%B5" title="Модул на срязване">Модул на срязване</a></th><td class="infobox-data">3,7 <a href="/wiki/%D0%9F%D0%B0%D1%81%D0%BA%D0%B0%D0%BB_(%D0%B5%D0%B4%D0%B8%D0%BD%D0%B8%D1%86%D0%B0)" title="Паскал (единица)">GPa</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB_%D0%BD%D0%B0_%D1%81%D0%B2%D0%B8%D0%B2%D0%B0%D0%B5%D0%BC%D0%BE%D1%81%D1%82" title="Модул на свиваемост">Модул на свиваемост</a></th><td class="infobox-data">8,3 <a href="/wiki/%D0%9F%D0%B0%D1%81%D0%BA%D0%B0%D0%BB_(%D0%B5%D0%B4%D0%B8%D0%BD%D0%B8%D1%86%D0%B0)" title="Паскал (единица)">GPa</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9A%D0%BE%D0%B5%D1%84%D0%B8%D1%86%D0%B8%D0%B5%D0%BD%D1%82_%D0%BD%D0%B0_%D0%9F%D0%BE%D0%B0%D1%81%D0%BE%D0%BD" title="Коефициент на Поасон">Коефициент на Поасон</a></th><td class="infobox-data">0,33</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%A1%D0%BA%D0%B0%D0%BB%D0%B0_%D0%BD%D0%B0_%D0%9C%D0%BE%D0%BE%D1%81" title="Скала на Моос">Твърдост по Моос</a></th><td class="infobox-data">2</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%D0%9C%D0%B5%D1%82%D0%BE%D0%B4_%D0%BD%D0%B0_%D0%91%D1%80%D0%B8%D0%BD%D0%B5%D0%BB" title="Метод на Бринел">Твърдост по Бринел</a></th><td class="infobox-data">736 <a href="/wiki/%D0%9F%D0%B0%D1%81%D0%BA%D0%B0%D0%BB_(%D0%B5%D0%B4%D0%B8%D0%BD%D0%B8%D1%86%D0%B0)" title="Паскал (единица)">MPa</a></td></tr><tr><th colspan="2" scope="colgroup" class="infobox-header" style="background:#a0ffa0; color:#000000;">История</th></tr><tr><th scope="row" class="infobox-label">Наименуван</th><td class="infobox-data">на <a href="/wiki/%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD%D0%B0" title="Селена">Селена</a>, <a href="/wiki/%D0%94%D1%80%D0%B5%D0%B2%D0%BD%D0%BE%D0%B3%D1%80%D1%8A%D1%86%D0%BA%D0%B0_%D0%BC%D0%B8%D1%82%D0%BE%D0%BB%D0%BE%D0%B3%D0%B8%D1%8F" title="Древногръцка митология">гръцка богиня</a> на <a href="/wiki/%D0%9B%D1%83%D0%BD%D0%B0" title="Луна">Луната</a></td></tr><tr><th scope="row" class="infobox-label">Откритие</th><td class="infobox-data"><a href="/wiki/%D0%99%D0%BE%D0%BD%D1%81_%D0%91%D0%B5%D1%80%D1%86%D0%B5%D0%BB%D0%B8%D1%83%D1%81" title="Йонс Берцелиус">Йонс Берцелиус</a> и <a href="/w/index.php?title=%D0%99%D0%BE%D1%85%D0%B0%D0%BD_%D0%93%D0%B0%D0%BD&action=edit&redlink=1" class="new" title="Йохан Ган (страницата не съществува)">Йохан Ган</a> (1817 г.)</td></tr><tr><th colspan="2" scope="colgroup" class="infobox-header" style="background:#a0ffa0; color:#000000;">Най-дълготрайни изотопи</th></tr><tr><td colspan="2" class="infobox-data-only"> <table class="wikitable" style="text-align:center; width:100%; border-collapse:collapse; margin:0 auto; padding:0"> <tbody><tr> <th><a href="/wiki/%D0%98%D0%B7%D0%BE%D1%82%D0%BE%D0%BF" title="Изотоп">Изотоп</a> </th> <th><abbr title="Изотопна разпространеност">ИР</abbr> </th> <th><a href="/wiki/%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4_%D0%BD%D0%B0_%D0%BF%D0%BE%D0%BB%D1%83%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" title="Период на полуразпад"><abbr title="Период на полуразпад">ПП</abbr></a> </th> <th><a href="/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%BE%D0%B0%D0%BA%D1%82%D0%B8%D0%B2%D0%BD%D0%BE%D1%81%D1%82" title="Радиоактивност"><abbr title="Тип разпад">ТР</abbr></a> </th> <th><abbr title="Продукт на разпад">ПР</abbr> </th></tr> <tr> <th rowspan="2" style="text-align:center; vertical-align:middle;"><sup>72</sup>Se </th> <td rowspan="2" style="text-align:center; vertical-align:middle;"><a href="/wiki/%D0%A1%D0%B8%D0%BD%D1%82%D0%B5%D1%82%D0%B8%D1%87%D0%B5%D0%BD_%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82" title="Синтетичен елемент">синт.</a> </td> <td rowspan="2" style="text-align:right; vertical-align:middle;">8,4 дни </td> <td><a href="/wiki/%D0%95%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%BD%D0%B5%D0%BD_%D0%B7%D0%B0%D1%85%D0%B2%D0%B0%D1%82" title="Електронен захват">ε</a> </td> <td style="text-align:center;"><sup>72</sup>As </td></tr> <tr> <td><a href="/wiki/%D0%93%D0%B0%D0%BC%D0%B0-%D0%BB%D1%8A%D1%87%D0%B5%D0%BD%D0%B8%D0%B5" class="mw-redirect" title="Гама-лъчение">γ</a> </td> <td style="text-align:center;"><sup></sup>− </td></tr> <tr> <th style="text-align:center;"><sup>74</sup>Se </th> <td style="text-align:right">0,86 % </td> <td colspan="3" style="text-align:left;"><a href="/wiki/%D0%A1%D1%82%D0%B0%D0%B1%D0%B8%D0%BB%D0%B5%D0%BD_%D0%B8%D0%B7%D0%BE%D1%82%D0%BE%D0%BF" title="Стабилен изотоп">стабилен</a> </td></tr> <tr> <th rowspan="2" style="text-align:center; vertical-align:middle;"><sup>75</sup>Se </th> <td rowspan="2" style="text-align:center; vertical-align:middle;">синт. </td> <td rowspan="2" style="text-align:right; vertical-align:middle;">119,8 дни </td> <td>ε </td> <td style="text-align:center;"><sup>75</sup>As </td></tr> <tr> <td>γ </td> <td style="text-align:center;"><sup></sup>− </td></tr> <tr> <th style="text-align:center;"><sup>76</sup>Se </th> <td style="text-align:right">9,23 % </td> <td colspan="3" style="text-align:left;">стабилен </td></tr> <tr> <th style="text-align:center;"><sup>77</sup>Se </th> <td style="text-align:right">7,6 % </td> <td colspan="3" style="text-align:left;">стабилен </td></tr> <tr> <th style="text-align:center;"><sup>78</sup>Se </th> <td style="text-align:right">23,69 % </td> <td colspan="3" style="text-align:left;">стабилен </td></tr> <tr> <th style="text-align:center;"><sup>79</sup>Se </th> <td style="text-align:center;"><a href="/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%BE%D0%B8%D0%B7%D0%BE%D1%82%D0%BE%D0%BF" class="mw-redirect" title="Радиоизотоп">радио</a> </td> <td style="text-align:right;">3,27×10<sup>5</sup> г. </td> <td><a href="/wiki/%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" title="Бета-разпад">β<sup>-</sup></a> </td> <td style="text-align:center;"><sup>79</sup>Br </td></tr> <tr> <th style="text-align:center;"><sup>80</sup>Se </th> <td style="text-align:right">49,8 % </td> <td colspan="3" style="text-align:left;">стабилен </td></tr> <tr> <th style="text-align:center;"><sup>82</sup>Se </th> <td style="text-align:right;">8,82 % </td> <td style="text-align:right;">1,08×10<sup>20</sup> г. </td> <td><a href="/w/index.php?title=%D0%94%D0%B2%D0%BE%D0%B5%D0%BD_%D0%B1%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&action=edit&redlink=1" class="new" title="Двоен бета-разпад (страницата не съществува)">β<sup>-</sup>β<sup>-</sup></a> </td> <td style="text-align:center;"><sup>82</sup>Kr </td></tr></tbody></table> </td></tr><tr><td colspan="2" class="infobox-below plainlinks" style="background:#a0ffa0; color:#000000;"><b><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Selenium?uselang=bg">Селен</a></b> в <a href="/wiki/%D0%9E%D0%B1%D1%89%D0%BE%D0%BC%D0%B5%D0%B4%D0%B8%D1%8F" title="Общомедия">Общомедия</a></td></tr></tbody></table> <p><b>Селен</b> (символ <b>Se</b>) е <a href="/wiki/%D0%A5%D0%B8%D0%BC%D0%B8%D1%87%D0%B5%D0%BD_%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82" title="Химичен елемент">химичен елемент</a> в периодичната таблица с <a href="/wiki/%D0%90%D1%82%D0%BE%D0%BC%D0%B5%D0%BD_%D0%BD%D0%BE%D0%BC%D0%B5%D1%80" title="Атомен номер">атомен номер</a> 34 и се намира в <a href="/wiki/%D0%93%D1%80%D1%83%D0%BF%D0%B0_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Група на периодичната система">група</a> <a href="/wiki/%D0%A5%D0%B0%D0%BB%D0%BA%D0%BE%D0%B3%D0%B5%D0%BD" title="Халкоген">16</a>, <a href="/wiki/%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Период на периодичната система">период</a> <a href="/w/index.php?title=%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4_4_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&redlink=1" class="new" title="Период 4 на периодичната система (страницата не съществува)">4</a>. Температурата му на топене е 221 °C, а температурата на кипене 685,3 °C. Плътността му е 4,80 g/cm<sup>3</sup>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Характеристики"><span id=".D0.A5.D0.B0.D1.80.D0.B0.D0.BA.D1.82.D0.B5.D1.80.D0.B8.D1.81.D1.82.D0.B8.D0.BA.D0.B8"></span>Характеристики</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=1" title="Редактиране на раздел: Характеристики" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=1" title="Edit section's source code: Характеристики"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Физични_свойства"><span id=".D0.A4.D0.B8.D0.B7.D0.B8.D1.87.D0.BD.D0.B8_.D1.81.D0.B2.D0.BE.D0.B9.D1.81.D1.82.D0.B2.D0.B0"></span>Физични свойства</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=2" title="Редактиране на раздел: Физични свойства" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=2" title="Edit section's source code: Физични свойства"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <p>Експериментално е доказано, че при обикновени условия селенът има слаба <a href="/wiki/%D0%95%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%BF%D1%80%D0%BE%D0%B2%D0%BE%D0%B4%D0%B8%D0%BC%D0%BE%D1%81%D1%82" class="mw-redirect" title="Електропроводимост">електропроводимост</a>, която се увеличава с покачване на <a href="/wiki/%D0%A2%D0%B5%D0%BC%D0%BF%D0%B5%D1%80%D0%B0%D1%82%D1%83%D1%80%D0%B0" title="Температура">температурата</a> т.е. има положителен температурен коефициент. Такива вещества, които подобно на <a href="/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%BB" title="Метал">металите</a> провеждат електричния ток, но имат положителен температурен коефициент и електропроводимостта им зависи от степента на облъчване, се наричат <a href="/wiki/%D0%9F%D0%BE%D0%BB%D1%83%D0%BF%D1%80%D0%BE%D0%B2%D0%BE%D0%B4%D0%BD%D0%B8%D0%BA" title="Полупроводник">полупроводници</a>. </p> <div class="mw-heading mw-heading4"><h4 id="Оптични_свойства"><span id=".D0.9E.D0.BF.D1.82.D0.B8.D1.87.D0.BD.D0.B8_.D1.81.D0.B2.D0.BE.D0.B9.D1.81.D1.82.D0.B2.D0.B0"></span>Оптични свойства</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=3" title="Редактиране на раздел: Оптични свойства" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=3" title="Edit section's source code: Оптични свойства"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading3"><h3 id="Химични_свойства"><span id=".D0.A5.D0.B8.D0.BC.D0.B8.D1.87.D0.BD.D0.B8_.D1.81.D0.B2.D0.BE.D0.B9.D1.81.D1.82.D0.B2.D0.B0"></span>Химични свойства</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=4" title="Редактиране на раздел: Химични свойства" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=4" title="Edit section's source code: Химични свойства"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading3"><h3 id="Алотропни_форми"><span id=".D0.90.D0.BB.D0.BE.D1.82.D1.80.D0.BE.D0.BF.D0.BD.D0.B8_.D1.84.D0.BE.D1.80.D0.BC.D0.B8"></span>Алотропни форми</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=5" title="Редактиране на раздел: Алотропни форми" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=5" title="Edit section's source code: Алотропни форми"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <ol><li>Кристално твърдо вещество с червен цвят</li> <li>Метално твърдо вещество със сиво-метален блясък</li> <li>Аморфно твърдо вещество със син цвят</li></ol> <div class="mw-heading mw-heading3"><h3 id="Изотопи"><span id=".D0.98.D0.B7.D0.BE.D1.82.D0.BE.D0.BF.D0.B8"></span>Изотопи</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=6" title="Редактиране на раздел: Изотопи" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=6" title="Edit section's source code: Изотопи"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading2"><h2 id="Съединения"><span id=".D0.A1.D1.8A.D0.B5.D0.B4.D0.B8.D0.BD.D0.B5.D0.BD.D0.B8.D1.8F"></span>Съединения</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=7" title="Редактиране на раздел: Съединения" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=7" title="Edit section's source code: Съединения"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Халкогениди"><span id=".D0.A5.D0.B0.D0.BB.D0.BA.D0.BE.D0.B3.D0.B5.D0.BD.D0.B8.D0.B4.D0.B8"></span>Халкогениди</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=8" title="Редактиране на раздел: Халкогениди" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=8" title="Edit section's source code: Халкогениди"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading3"><h3 id="Халогениди"><span id=".D0.A5.D0.B0.D0.BB.D0.BE.D0.B3.D0.B5.D0.BD.D0.B8.D0.B4.D0.B8"></span>Халогениди</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=9" title="Редактиране на раздел: Халогениди" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=9" title="Edit section's source code: Халогениди"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading3"><h3 id="Селениди"><span id=".D0.A1.D0.B5.D0.BB.D0.B5.D0.BD.D0.B8.D0.B4.D0.B8"></span>Селениди</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=10" title="Редактиране на раздел: Селениди" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=10" title="Edit section's source code: Селениди"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading3"><h3 id="Други_съединения"><span id=".D0.94.D1.80.D1.83.D0.B3.D0.B8_.D1.81.D1.8A.D0.B5.D0.B4.D0.B8.D0.BD.D0.B5.D0.BD.D0.B8.D1.8F"></span>Други съединения</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=11" title="Редактиране на раздел: Други съединения" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=11" title="Edit section's source code: Други съединения"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading3"><h3 id="Органични_съединения"><span id=".D0.9E.D1.80.D0.B3.D0.B0.D0.BD.D0.B8.D1.87.D0.BD.D0.B8_.D1.81.D1.8A.D0.B5.D0.B4.D0.B8.D0.BD.D0.B5.D0.BD.D0.B8.D1.8F"></span>Органични съединения</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=12" title="Редактиране на раздел: Органични съединения" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=12" title="Edit section's source code: Органични съединения"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading2"><h2 id="История"><span id=".D0.98.D1.81.D1.82.D0.BE.D1.80.D0.B8.D1.8F"></span>История</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=13" title="Редактиране на раздел: История" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=13" title="Edit section's source code: История"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <p>Селенът е открит през 1817 г. от <a href="/wiki/%D0%99%D0%BE%D0%BD%D1%81_%D0%91%D0%B5%D1%80%D1%86%D0%B5%D0%BB%D0%B8%D1%83%D1%81" title="Йонс Берцелиус">Йонс Берцелиус</a>. Той доказва, че в промишлените отпадъци от производството на сярна киселина присъства неизвестен елемент, който е постоянен спътник на открития през 1782 г. от Милер <a href="/wiki/%D0%A2%D0%B5%D0%BB%D1%83%D1%80" title="Телур">телур</a> (Телус-Земя). Берцелиус нарича този елемент селен (Селини-Σελήνη-Луната), за да подчертае, че както Луната е спътник на Земята, така селенът е постоянен спътник на телура. </p><p>В земната кора <a href="/wiki/%D0%A1%D1%8F%D1%80%D0%B0" title="Сяра">сярата</a>, селенът и телурът винаги се срещат като триада. Затова и се наричат <a href="/wiki/%D0%A5%D0%B0%D0%BB%D0%BA%D0%BE%D0%B3%D0%B5%D0%BD" title="Халкоген">халкогени</a> (от халкос-земна кора). </p> <div class="mw-heading mw-heading2"><h2 id="Наличие_в_природата"><span id=".D0.9D.D0.B0.D0.BB.D0.B8.D1.87.D0.B8.D0.B5_.D0.B2_.D0.BF.D1.80.D0.B8.D1.80.D0.BE.D0.B4.D0.B0.D1.82.D0.B0"></span>Наличие в природата</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=14" title="Редактиране на раздел: Наличие в природата" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=14" title="Edit section's source code: Наличие в природата"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading2"><h2 id="Производство"><span id=".D0.9F.D1.80.D0.BE.D0.B8.D0.B7.D0.B2.D0.BE.D0.B4.D1.81.D1.82.D0.B2.D0.BE"></span>Производство</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=15" title="Редактиране на раздел: Производство" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=15" title="Edit section's source code: Производство"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <div class="mw-heading mw-heading2"><h2 id="Употреба_и_значение"><span id=".D0.A3.D0.BF.D0.BE.D1.82.D1.80.D0.B5.D0.B1.D0.B0_.D0.B8_.D0.B7.D0.BD.D0.B0.D1.87.D0.B5.D0.BD.D0.B8.D0.B5"></span>Употреба и значение</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=16" title="Редактиране на раздел: Употреба и значение" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=16" title="Edit section's source code: Употреба и значение"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <p>Селенът има свойството да обезцветява зеленото <a href="/wiki/%D0%A1%D1%82%D1%8A%D0%BA%D0%BB%D0%BE" title="Стъкло">стъкло</a>. Ценна суровина е за производството на токоизправители, <a href="/wiki/%D0%A4%D0%BE%D1%82%D0%BE%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82" title="Фотоелемент">фотоелементи</a> и полупроводници. Основна част на съвременните копирни машини (ксерографите) е метален барабан, покрит с тънък слой селен. Ксерографията е патентована за първи път през 1938 г. от американеца Карлсън под названието „селенова фотография“. </p> <div class="mw-heading mw-heading2"><h2 id="Биологична_роля"><span id=".D0.91.D0.B8.D0.BE.D0.BB.D0.BE.D0.B3.D0.B8.D1.87.D0.BD.D0.B0_.D1.80.D0.BE.D0.BB.D1.8F"></span>Биологична роля</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=17" title="Редактиране на раздел: Биологична роля" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=17" title="Edit section's source code: Биологична роля"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="boilerplate plainlinks stub"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Wiki_letter_w.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/23px-Wiki_letter_w.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/35px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/46px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a></span> <sup><i>Този раздел е празен или е <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%9C%D1%8A%D0%BD%D0%B8%D1%87%D0%B5" title="Уикипедия:Мъниче">мъниче</a>. Можете да помогнете на Уикипедия, като го <a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit">разширите</a>.</i></sup></div> <p>Прибавя се към различни лекарствени препарати, за борба с <a href="/wiki/%D0%9F%D1%8A%D1%80%D1%85%D0%BE%D1%82" title="Пърхот">пърхота</a>, <a href="/w/index.php?title=%D0%9A%D0%BE%D1%81%D0%BE%D0%BF%D0%B0%D0%B4&action=edit&redlink=1" class="new" title="Косопад (страницата не съществува)">косопада</a>, <a href="/wiki/%D0%95%D0%BA%D0%B7%D0%B5%D0%BC%D0%B0" title="Екзема">екземите</a>. </p><p>Той е един от най-ефективните <a href="/wiki/%D0%90%D0%BD%D1%82%D0%B8%D0%BE%D0%BA%D1%81%D0%B8%D0%B4%D0%B0%D0%BD%D1%82" title="Антиоксидант">антиоксиданти</a> (противоракови медикаменти) в света. </p> <div class="mw-heading mw-heading2"><h2 id="Бележки"><span id=".D0.91.D0.B5.D0.BB.D0.B5.D0.B6.D0.BA.D0.B8"></span>Бележки</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&veaction=edit&section=18" title="Редактиране на раздел: Бележки" class="mw-editsection-visualeditor"><span>редактиране</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%D0%A1%D0%B5%D0%BB%D0%B5%D0%BD&action=edit&section=18" title="Edit section's source code: Бележки"><span>редактиране на кода</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-Greenwood1997-1"><span class="mw-cite-backlink"><a href="#cite_ref-Greenwood1997_1-0">↑</a></span> <span class="reference-text"><a href="#CITEREFGreenwood1997">Greenwood 1997</a>.</span> </li> <li id="cite_note-Wiberg2001-2"><span class="mw-cite-backlink"><a href="#cite_ref-Wiberg2001_2-0">↑</a></span> <span class="reference-text"><a href="#CITEREFWiberg2001">Wiberg 2001</a>.</span> </li> <li id="cite_note-House2008-3"><span class="mw-cite-backlink"><a href="#cite_ref-House2008_3-0">↑</a></span> <span class="reference-text"><a href="#CITEREFHouse2008">House 2008</a>.</span> </li> <li id="cite_note-CRC_Press2005-4"><span class="mw-cite-backlink"><a href="#cite_ref-CRC_Press2005_4-0">↑</a></span> <span class="reference-text"><a href="#CITEREFCRC_Press2005">CRC Press 2005</a>.</span> </li> </ol></div> <dl><dt>Цитирани източници</dt></dl> <div class="references"> <ul><li><cite id="CITEREFCRC_Press2005" class="book" style="font-style:normal">Magnetic susceptibility of the elements and inorganic compounds //  <a rel="nofollow" class="external text" href="https://web.archive.org/web/20110303222309/http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf">CRC Handbook of Chemistry and Physics</a>. 86th.  Boca Raton (FL), CRC Press, 2005. <a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%98%D0%B7%D1%82%D0%BE%D1%87%D0%BD%D0%B8%D1%86%D0%B8_%D0%BD%D0%B0_%D0%BA%D0%BD%D0%B8%D0%B3%D0%B8/0849304865" class="internal mw-magiclink-isbn">ISBN 0-8493-0486-5</a>.<span class="cite-lang"> <small style="color: var(--color-subtle, #54595d);">(на английски)</small></span></cite></li> <li><cite id="CITEREFGreenwood1997" class="book" style="font-style:normal">Greenwood, Norman, N. Chemistry of the Elements. 2nd.  Butterworth-Heinemann, 1997. <a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%98%D0%B7%D1%82%D0%BE%D1%87%D0%BD%D0%B8%D1%86%D0%B8_%D0%BD%D0%B0_%D0%BA%D0%BD%D0%B8%D0%B3%D0%B8/0080379419" class="internal mw-magiclink-isbn">ISBN 0-08-037941-9</a>.<span class="cite-lang"> <small style="color: var(--color-subtle, #54595d);">(на английски)</small></span></cite></li> <li><cite id="CITEREFWiberg2001" class="book" style="font-style:normal">Wiberg, Egon, Wiberg, Nils, Holleman, Arnold Frederick. Inorganic chemistry.  San Diego, Academic Press, 2001. <a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%98%D0%B7%D1%82%D0%BE%D1%87%D0%BD%D0%B8%D1%86%D0%B8_%D0%BD%D0%B0_%D0%BA%D0%BD%D0%B8%D0%B3%D0%B8/0123526515" class="internal mw-magiclink-isbn">ISBN 0-12-352651-5</a>. p. 583.<span class="cite-lang"> <small style="color: var(--color-subtle, #54595d);">(на английски)</small></span></cite></li> <li><cite id="CITEREFHouse2008" class="book" style="font-style:normal">House, James E. <a rel="nofollow" class="external text" href="https://archive.org/details/inorganicchemist00hous_682">Inorganic chemistry</a>.  Academic Press, 2008. <a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%98%D0%B7%D1%82%D0%BE%D1%87%D0%BD%D0%B8%D1%86%D0%B8_%D0%BD%D0%B0_%D0%BA%D0%BD%D0%B8%D0%B3%D0%B8/0123567866" class="internal mw-magiclink-isbn">ISBN 0-12-356786-6</a>. p. <a rel="nofollow" class="external text" href="https://archive.org/details/inorganicchemist00hous_682/page/n560">524</a>.<span class="cite-lang"> <small style="color: var(--color-subtle, #54595d);">(на английски)</small></span></cite></li></ul> </div> <table class="navbox collapsible collapsed"> <tbody><tr> <th colspan="32"><div style="float:left; text-align:left; width:6em;"><div class="plainlinks hlist navbar mini"><ul><li class="nv-view"><a href="/wiki/%D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD:%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" title="Шаблон:Периодична система"><abbr title="Преглед на шаблона">п</abbr></a></li><li class="nv-talk"><a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD_%D0%B1%D0%B5%D1%81%D0%B5%D0%B4%D0%B0%3A%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit&redlink=1"><abbr title="Беседа на шаблона (страницата не съществува)" style="color:#ba0000">б</abbr></a></li><li class="nv-edit"><a class="external text" href="https://bg.wikipedia.org/w/index.php?title=%D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD:%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0&action=edit"><abbr title="Редактиране на шаблона">р</abbr></a></li></ul></div></div><span style="font-size:110%;"><a href="/wiki/%D0%9F%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0_%D0%BD%D0%B0_%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82%D0%B8%D1%82%D0%B5" class="mw-redirect" title="Периодична система на елементите">Периодична система на елементите</a></span> </th></tr> <tr> <td width="3.125%" style="background-color:#a0ffa0"><a href="/wiki/%D0%92%D0%BE%D0%B4%D0%BE%D1%80%D0%BE%D0%B4" title="Водород">H</a> </td> <td width="3.125%" colspan="30">  </td> <td width="3.125%" style="background-color:#c0ffff"><a href="/wiki/%D0%A5%D0%B5%D0%BB%D0%B8%D0%B9" title="Хелий">He</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/%D0%9B%D0%B8%D1%82%D0%B8%D0%B9" title="Литий">Li</a> </td> <td style="background-color:#ffdead"><a href="/wiki/%D0%91%D0%B5%D1%80%D0%B8%D0%BB%D0%B8%D0%B9" title="Берилий">Be</a> </td> <td colspan="24">  </td> <td style="background-color:#cccc99"><a href="/wiki/%D0%91%D0%BE%D1%80_(%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82)" title="Бор (елемент)">B</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/%D0%92%D1%8A%D0%B3%D0%BB%D0%B5%D1%80%D0%BE%D0%B4" title="Въглерод">C</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/%D0%90%D0%B7%D0%BE%D1%82" title="Азот">N</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/%D0%9A%D0%B8%D1%81%D0%BB%D0%BE%D1%80%D0%BE%D0%B4" title="Кислород">O</a> </td> <td style="background-color:#ffff99"><a href="/wiki/%D0%A4%D0%BB%D1%83%D0%BE%D1%80" title="Флуор">F</a> </td> <td style="background-color:#c0ffff"><a href="/wiki/%D0%9D%D0%B5%D0%BE%D0%BD" title="Неон">Ne</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/%D0%9D%D0%B0%D1%82%D1%80%D0%B8%D0%B9" title="Натрий">Na</a> </td> <td style="background-color:#ffdead"><a href="/wiki/%D0%9C%D0%B0%D0%B3%D0%BD%D0%B5%D0%B7%D0%B8%D0%B9" title="Магнезий">Mg</a> </td> <td colspan="24">  </td> <td style="background-color:#cccccc"><a href="/wiki/%D0%90%D0%BB%D1%83%D0%BC%D0%B8%D0%BD%D0%B8%D0%B9" title="Алуминий">Al</a> </td> <td style="background-color:#cccc99"><a href="/wiki/%D0%A1%D0%B8%D0%BB%D0%B8%D1%86%D0%B8%D0%B9" title="Силиций">Si</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/%D0%A4%D0%BE%D1%81%D1%84%D0%BE%D1%80" title="Фосфор">P</a> </td> <td style="background-color:#a0ffa0"><a href="/wiki/%D0%A1%D1%8F%D1%80%D0%B0" title="Сяра">S</a> </td> <td style="background-color:#ffff99"><a href="/wiki/%D0%A5%D0%BB%D0%BE%D1%80" title="Хлор">Cl</a> </td> <td style="background-color:#c0ffff"><a href="/wiki/%D0%90%D1%80%D0%B3%D0%BE%D0%BD" title="Аргон">Ar</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/%D0%9A%D0%B0%D0%BB%D0%B8%D0%B9" title="Калий">K</a> </td> <td style="background-color:#ffdead"><a href="/wiki/%D0%9A%D0%B0%D0%BB%D1%86%D0%B8%D0%B9" title="Калций">Ca</a> </td> <td colspan="14">  </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A1%D0%BA%D0%B0%D0%BD%D0%B4%D0%B8%D0%B9" title="Скандий">Sc</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A2%D0%B8%D1%82%D0%B0%D0%BD_(%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82)" title="Титан (елемент)">Ti</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%92%D0%B0%D0%BD%D0%B0%D0%B4%D0%B8%D0%B9" title="Ванадий">V</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A5%D1%80%D0%BE%D0%BC" title="Хром">Cr</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9C%D0%B0%D0%BD%D0%B3%D0%B0%D0%BD" title="Манган">Mn</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%96%D0%B5%D0%BB%D1%8F%D0%B7%D0%BE" title="Желязо">Fe</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9A%D0%BE%D0%B1%D0%B0%D0%BB%D1%82" title="Кобалт">Co</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9D%D0%B8%D0%BA%D0%B5%D0%BB" title="Никел">Ni</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9C%D0%B5%D0%B4_(%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82)" class="mw-redirect" title="Мед (елемент)">Cu</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A6%D0%B8%D0%BD%D0%BA" title="Цинк">Zn</a> </td> <td style="background-color:#cccccc"><a href="/wiki/%D0%93%D0%B0%D0%BB%D0%B8%D0%B9" title="Галий">Ga</a> </td> <td style="background-color:#cccc99"><a href="/wiki/%D0%93%D0%B5%D1%80%D0%BC%D0%B0%D0%BD%D0%B8%D0%B9" title="Германий">Ge</a> </td> <td style="background-color:#cccc99"><a href="/wiki/%D0%90%D1%80%D1%81%D0%B5%D0%BD" title="Арсен">As</a> </td> <td style="background-color:#a0ffa0"><a class="mw-selflink selflink">Se</a> </td> <td style="background-color:#ffff99"><a href="/wiki/%D0%91%D1%80%D0%BE%D0%BC" title="Бром">Br</a> </td> <td style="background-color:#c0ffff"><a href="/wiki/%D0%9A%D1%80%D0%B8%D0%BF%D1%82%D0%BE%D0%BD" title="Криптон">Kr</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/%D0%A0%D1%83%D0%B1%D0%B8%D0%B4%D0%B8%D0%B9" title="Рубидий">Rb</a> </td> <td style="background-color:#ffdead"><a href="/wiki/%D0%A1%D1%82%D1%80%D0%BE%D0%BD%D1%86%D0%B8%D0%B9" title="Стронций">Sr</a> </td> <td colspan="14">  </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%98%D1%82%D1%80%D0%B8%D0%B9" title="Итрий">Y</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A6%D0%B8%D1%80%D0%BA%D0%BE%D0%BD%D0%B8%D0%B9" title="Цирконий">Zr</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9D%D0%B8%D0%BE%D0%B1%D0%B8%D0%B9" title="Ниобий">Nb</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9C%D0%BE%D0%BB%D0%B8%D0%B1%D0%B4%D0%B5%D0%BD" title="Молибден">Mo</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A2%D0%B5%D1%85%D0%BD%D0%B5%D1%86%D0%B8%D0%B9" title="Технеций">Tc</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A0%D1%83%D1%82%D0%B5%D0%BD%D0%B8%D0%B9" title="Рутений">Ru</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A0%D0%BE%D0%B4%D0%B8%D0%B9" title="Родий">Rh</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9F%D0%B0%D0%BB%D0%B0%D0%B4%D0%B8%D0%B9" title="Паладий">Pd</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A1%D1%80%D0%B5%D0%B1%D1%80%D0%BE" title="Сребро">Ag</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9A%D0%B0%D0%B4%D0%BC%D0%B8%D0%B9" title="Кадмий">Cd</a> </td> <td style="background-color:#cccccc"><a href="/wiki/%D0%98%D0%BD%D0%B4%D0%B8%D0%B9" title="Индий">In</a> </td> <td style="background-color:#cccccc"><a href="/wiki/%D0%9A%D0%B0%D0%BB%D0%B0%D0%B9" title="Калай">Sn</a> </td> <td style="background-color:#cccc99"><a href="/wiki/%D0%90%D0%BD%D1%82%D0%B8%D0%BC%D0%BE%D0%BD" title="Антимон">Sb</a> </td> <td style="background-color:#cccc99"><a href="/wiki/%D0%A2%D0%B5%D0%BB%D1%83%D1%80" title="Телур">Te</a> </td> <td style="background-color:#ffff99"><a href="/wiki/%D0%99%D0%BE%D0%B4" title="Йод">I</a> </td> <td style="background-color:#c0ffff"><a href="/wiki/%D0%9A%D1%81%D0%B5%D0%BD%D0%BE%D0%BD" title="Ксенон">Xe</a> </td></tr> <tr> <td width="3.125%" style="background-color:#ff6666"><a href="/wiki/%D0%A6%D0%B5%D0%B7%D0%B8%D0%B9" title="Цезий">Cs</a> </td> <td width="3.125%" style="background-color:#ffdead"><a href="/wiki/%D0%91%D0%B0%D1%80%D0%B8%D0%B9" title="Барий">Ba</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%9B%D0%B0%D0%BD%D1%82%D0%B0%D0%BD" title="Лантан">La</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%A6%D0%B5%D1%80%D0%B8%D0%B9" title="Церий">Ce</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%9F%D1%80%D0%B0%D0%B7%D0%B5%D0%BE%D0%B4%D0%B8%D0%BC" title="Празеодим">Pr</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%9D%D0%B5%D0%BE%D0%B4%D0%B8%D0%BC" title="Неодим">Nd</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%9F%D1%80%D0%BE%D0%BC%D0%B5%D1%82%D0%B8%D0%B9" title="Прометий">Pm</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%A1%D0%B0%D0%BC%D0%B0%D1%80%D0%B8%D0%B9" title="Самарий">Sm</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%95%D0%B2%D1%80%D0%BE%D0%BF%D0%B8%D0%B9" title="Европий">Eu</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%93%D0%B0%D0%B4%D0%BE%D0%BB%D0%B8%D0%BD%D0%B8%D0%B9" title="Гадолиний">Gd</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%A2%D0%B5%D1%80%D0%B1%D0%B8%D0%B9" title="Тербий">Tb</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%94%D0%B8%D1%81%D0%BF%D1%80%D0%BE%D1%81%D0%B8%D0%B9" title="Диспросий">Dy</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%A5%D0%BE%D0%BB%D0%BC%D0%B8%D0%B9" title="Холмий">Ho</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%95%D1%80%D0%B1%D0%B8%D0%B9" title="Ербий">Er</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%A2%D1%83%D0%BB%D0%B8%D0%B9" title="Тулий">Tm</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%98%D1%82%D0%B5%D1%80%D0%B1%D0%B8%D0%B9" title="Итербий">Yb</a> </td> <td width="3.125%" style="background-color:#ffbfff"><a href="/wiki/%D0%9B%D1%83%D1%82%D0%B5%D1%86%D0%B8%D0%B9" title="Лутеций">Lu</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/%D0%A5%D0%B0%D1%84%D0%BD%D0%B8%D0%B9" title="Хафний">Hf</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/%D0%A2%D0%B0%D0%BD%D1%82%D0%B0%D0%BB_(%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82)" title="Тантал (елемент)">Ta</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/%D0%92%D0%BE%D0%BB%D1%84%D1%80%D0%B0%D0%BC" title="Волфрам">W</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/%D0%A0%D0%B5%D0%BD%D0%B8%D0%B9" title="Рений">Re</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/%D0%9E%D1%81%D0%BC%D0%B8%D0%B9" title="Осмий">Os</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/%D0%98%D1%80%D0%B8%D0%B4%D0%B8%D0%B9" title="Иридий">Ir</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/%D0%9F%D0%BB%D0%B0%D1%82%D0%B8%D0%BD%D0%B0" title="Платина">Pt</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/%D0%97%D0%BB%D0%B0%D1%82%D0%BE" title="Злато">Au</a> </td> <td width="3.125%" style="background-color:#ffc0c0"><a href="/wiki/%D0%96%D0%B8%D0%B2%D0%B0%D0%BA" title="Живак">Hg</a> </td> <td width="3.125%" style="background-color:#cccccc"><a href="/wiki/%D0%A2%D0%B0%D0%BB%D0%B8%D0%B9" title="Талий">Tl</a> </td> <td width="3.125%" style="background-color:#cccccc"><a href="/wiki/%D0%9E%D0%BB%D0%BE%D0%B2%D0%BE" title="Олово">Pb</a> </td> <td width="3.125%" style="background-color:#cccccc"><a href="/wiki/%D0%91%D0%B8%D1%81%D0%BC%D1%83%D1%82" title="Бисмут">Bi</a> </td> <td width="3.125%" style="background-color:#cccc99"><a href="/wiki/%D0%9F%D0%BE%D0%BB%D0%BE%D0%BD%D0%B8%D0%B9" title="Полоний">Po</a> </td> <td width="3.125%" style="background-color:#ffff99"><a href="/wiki/%D0%90%D1%81%D1%82%D0%B0%D1%82" title="Астат">At</a> </td> <td width="3.125%" style="background-color:#c0ffff"><a href="/wiki/%D0%A0%D0%B0%D0%B4%D0%BE%D0%BD" title="Радон">Rn</a> </td></tr> <tr> <td style="background-color:#ff6666"><a href="/wiki/%D0%A4%D1%80%D0%B0%D0%BD%D1%86%D0%B8%D0%B9" title="Франций">Fr</a> </td> <td style="background-color:#ffdead"><a href="/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий">Ra</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%90%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Актиний">Ac</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%A2%D0%BE%D1%80%D0%B8%D0%B9" title="Торий">Th</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%9F%D1%80%D0%BE%D1%82%D0%B0%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B9" title="Протактиний">Pa</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%A3%D1%80%D0%B0%D0%BD_(%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82)" title="Уран (елемент)">U</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%9D%D0%B5%D0%BF%D1%82%D1%83%D0%BD%D0%B8%D0%B9" title="Нептуний">Np</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%9F%D0%BB%D1%83%D1%82%D0%BE%D0%BD%D0%B8%D0%B9" title="Плутоний">Pu</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%90%D0%BC%D0%B5%D1%80%D0%B8%D1%86%D0%B8%D0%B9" title="Америций">Am</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%9A%D1%8E%D1%80%D0%B8%D0%B9" title="Кюрий">Cm</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%91%D0%B5%D1%80%D0%BA%D0%BB%D0%B8%D0%B9" title="Берклий">Bk</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%9A%D0%B0%D0%BB%D0%B8%D1%84%D0%BE%D1%80%D0%BD%D0%B8%D0%B9" title="Калифорний">Cf</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%90%D0%B9%D0%BD%D1%89%D0%B0%D0%B9%D0%BD%D0%B8%D0%B9" title="Айнщайний">Es</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%A4%D0%B5%D1%80%D0%BC%D0%B8%D0%B9" title="Фермий">Fm</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%9C%D0%B5%D0%BD%D0%B4%D0%B5%D0%BB%D0%B5%D0%B2%D0%B8%D0%B9" title="Менделевий">Md</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%9D%D0%BE%D0%B1%D0%B5%D0%BB%D0%B8%D0%B9" title="Нобелий">No</a> </td> <td style="background-color:#ff99cc"><a href="/wiki/%D0%9B%D0%BE%D1%83%D1%80%D0%B5%D0%BD%D1%81%D0%B8%D0%B9" title="Лоуренсий">Lr</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A0%D1%8A%D0%B4%D1%8A%D1%80%D1%84%D0%BE%D1%80%D0%B4%D0%B8%D0%B9" title="Ръдърфордий">Rf</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%94%D1%83%D0%B1%D0%BD%D0%B8%D0%B9" title="Дубний">Db</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A1%D0%B8%D0%B1%D0%BE%D1%80%D0%B3%D0%B8%D0%B9" title="Сиборгий">Sg</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%91%D0%BE%D1%80%D0%B8%D0%B9" title="Борий">Bh</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A5%D0%B0%D1%81%D0%B8%D0%B9" title="Хасий">Hs</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9C%D0%B0%D0%B9%D1%82%D0%BD%D0%B5%D1%80%D0%B8%D0%B9" title="Майтнерий">Mt</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%94%D0%B0%D1%80%D0%BC%D1%89%D0%B0%D0%B4%D1%82%D0%B8%D0%B9" class="mw-redirect" title="Дармщадтий">Ds</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%A0%D0%B5%D0%BD%D1%82%D0%B3%D0%B5%D0%BD%D0%B8%D0%B9" class="mw-redirect" title="Рентгений">Rg</a> </td> <td style="background-color:#ffc0c0"><a href="/wiki/%D0%9A%D0%BE%D0%BF%D0%B5%D1%80%D0%BD%D0%B8%D1%86%D0%B8%D0%B9" title="Коперниций">Cn</a> </td> <td style="background-color:#cccccc"><a href="/wiki/%D0%9D%D0%B8%D1%85%D0%BE%D0%BD%D0%B8%D0%B9" title="Нихоний">Nh</a> </td> <td style="background-color:#cccccc"><a href="/wiki/%D0%A4%D0%BB%D0%B5%D1%80%D0%BE%D0%B2%D0%B8%D0%B9" title="Флеровий">Fl</a> </td> <td style="background-color:#cccccc"><a href="/wiki/%D0%9C%D0%BE%D1%81%D0%BA%D0%BE%D0%B2%D0%B8%D0%B9" title="Московий">Mc</a> </td> <td style="background-color:#cccccc"><a href="/wiki/%D0%9B%D0%B8%D0%B2%D0%B5%D1%80%D0%BC%D0%BE%D1%80%D0%B8%D0%B9" title="Ливерморий">Lv</a> </td> <td style="background-color:#ffff99"><a href="/wiki/%D0%A2%D0%B5%D0%BD%D0%B5%D1%81%D0%B8%D0%BD" title="Тенесин">Ts</a> </td> <td style="background-color:#c0ffff"><a href="/wiki/%D0%9E%D0%B3%D0%B0%D0%BD%D0%B5%D1%81%D0%BE%D0%BD" title="Оганесон">Og</a> </td></tr> <tr> <td>  </td></tr> <tr> <td colspan="32"> <table border="1" align="center" style="border:1px solid #ffffff; border-collapse:collapse; font-size: smaller; width:100%" rules="all" cellpadding="1"> <tbody><tr> <td style="background-color:#ff6666" width="10%"><a href="/wiki/%D0%93%D1%80%D1%83%D0%BF%D0%B0_1%D0%90_%D0%BD%D0%B0_%D0%BF%D0%B5%D1%80%D0%B8%D0%BE%D0%B4%D0%B8%D1%87%D0%BD%D0%B0%D1%82%D0%B0_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC%D0%B0" class="mw-redirect" title="Група 1А на периодичната система">Алкални метали</a> </td> <td style="background-color:#ffdead" width="10%"><a href="/wiki/%D0%90%D0%BB%D0%BA%D0%B0%D0%BB%D0%BE%D0%B7%D0%B5%D0%BC%D0%B5%D0%BD_%D0%BC%D0%B5%D1%82%D0%B0%D0%BB" title="Алкалоземен метал">Алкалоземни метали</a> </td> <td style="background-color:#ffbfff" width="10%"><a href="/wiki/%D0%9B%D0%B0%D0%BD%D1%82%D0%B0%D0%BD%D0%B8%D0%B4" title="Лантанид">Лантаниди</a> </td> <td style="background-color:#ff99cc" width="10%"><a href="/wiki/%D0%90%D0%BA%D1%82%D0%B8%D0%BD%D0%B8%D0%B4" title="Актинид">Актиниди</a> </td> <td style="background-color:#ffc0c0" width="10%"><a href="/wiki/%D0%9F%D1%80%D0%B5%D1%85%D0%BE%D0%B4%D0%B5%D0%BD_%D0%BC%D0%B5%D1%82%D0%B0%D0%BB" class="mw-redirect" title="Преходен метал">Преходни метали</a> </td> <td style="background-color:#cccccc" width="10%">Други <a href="/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%BB" title="Метал">метали</a> </td> <td style="background-color:#cccc99" width="10%"><a href="/wiki/%D0%9C%D0%B5%D1%82%D0%B0%D0%BB%D0%BE%D0%B8%D0%B4" title="Металоид">Металоиди</a> </td> <td style="background-color:#a0ffa0" width="10%">Други <a href="/wiki/%D0%9D%D0%B5%D0%BC%D0%B5%D1%82%D0%B0%D0%BB" title="Неметал">неметали</a> </td> <td style="background-color:#ffff99" width="10%"><a href="/wiki/%D0%A5%D0%B0%D0%BB%D0%BE%D0%B3%D0%B5%D0%BD" title="Халоген">Халогени</a> </td> <td style="background-color:#c0ffff" width="10%"><a href="/wiki/%D0%91%D0%BB%D0%B0%D0%B3%D0%BE%D1%80%D0%BE%D0%B4%D0%B5%D0%BD_%D0%B3%D0%B0%D0%B7" title="Благороден газ">Благородни газове</a> </td></tr></tbody></table> </td></tr></tbody></table>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Взето от „<a dir="ltr" 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