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라듐 - 위키백과, 우리 모두의 백과사전

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[o]" accesskey="o" class=""><span>로그인</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="더 많은 옵션" > <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="개인 도구" > <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">개인 도구</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="사용자 메뉴" > <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&amp;utm_medium=sidebar&amp;utm_campaign=C13_ko.wikipedia.org&amp;uselang=ko"><span>기부</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%ED%8A%B9%EC%88%98:%EA%B3%84%EC%A0%95%EB%A7%8C%EB%93%A4%EA%B8%B0&amp;returnto=%EB%9D%BC%EB%93%90" title="계정을 만들고 로그인하는 것이 좋습니다. 하지만 필수는 아닙니다"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>계정 만들기</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%ED%8A%B9%EC%88%98:%EB%A1%9C%EA%B7%B8%EC%9D%B8&amp;returnto=%EB%9D%BC%EB%93%90" title="위키백과에 로그인하면 여러가지 편리한 기능을 사용할 수 있습니다. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>로그인</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"> 로그아웃한 편집자를 위한 문서 <a href="/wiki/%EB%8F%84%EC%9B%80%EB%A7%90:%EC%86%8C%EA%B0%9C" aria-label="편집에 관해 더 알아보기"><span>더 알아보기</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/%ED%8A%B9%EC%88%98:%EB%82%B4%EA%B8%B0%EC%97%AC" title="이 IP 주소의 편집 목록 [y]" accesskey="y"><span>기여</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%ED%8A%B9%EC%88%98:%EB%82%B4%EC%82%AC%EC%9A%A9%EC%9E%90%ED%86%A0%EB%A1%A0" title="현재 사용하는 IP 주소에 대한 토론 문서 [n]" accesskey="n"><span>토론</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"><!-- CentralNotice --></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="사이트"> <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="목차" 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">목차</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">사이드바로 이동</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">숨기기</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">처음 위치</div> </a> </li> <li id="toc-발견" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#발견"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>발견</span> </div> </a> <ul id="toc-발견-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-산출" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#산출"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>산출</span> </div> </a> <ul id="toc-산출-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-성질" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#성질"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>성질</span> </div> </a> <ul id="toc-성질-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-공기와의_반응" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#공기와의_반응"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>공기와의 반응</span> </div> </a> <ul id="toc-공기와의_반응-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-물과의_반응" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#물과의_반응"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>물과의 반응</span> </div> </a> <ul id="toc-물과의_반응-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-할로젠과의_반응" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#할로젠과의_반응"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>할로젠과의 반응</span> </div> </a> <ul id="toc-할로젠과의_반응-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-용도" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#용도"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>용도</span> </div> </a> <ul id="toc-용도-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-동위_원소" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#동위_원소"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>동위 원소</span> </div> </a> <ul id="toc-동위_원소-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-같이_보기" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#같이_보기"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>같이 보기</span> </div> </a> <ul id="toc-같이_보기-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="목차" 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="목차 토글" > <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">목차 토글</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">라듐</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="다른 언어로 문서를 방문합니다. 152개 언어로 읽을 수 있습니다" > <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-152" 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">152개 언어</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/Radium" title="Radium – 아프리칸스어" lang="af" hreflang="af" data-title="Radium" data-language-autonym="Afrikaans" data-language-local-name="아프리칸스어" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Radium" title="Radium – 독일어(스위스)" lang="gsw" hreflang="gsw" data-title="Radium" data-language-autonym="Alemannisch" data-language-local-name="독일어(스위스)" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%88%AB%E1%8B%B2%E1%8B%A8%E1%88%9D" title="ራዲየም – 암하라어" lang="am" hreflang="am" data-title="ራዲየም" data-language-autonym="አማርኛ" data-language-local-name="암하라어" 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/Radio_(elemento)" title="Radio (elemento) – 아라곤어" lang="an" hreflang="an" data-title="Radio (elemento)" data-language-autonym="Aragonés" data-language-local-name="아라곤어" 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%B0%E0%A5%87%E0%A4%A1%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="रेडियम – 앙가어" lang="anp" hreflang="anp" data-title="रेडियम" data-language-autonym="अंगिका" data-language-local-name="앙가어" class="interlanguage-link-target"><span>अंगिका</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%B1%D8%A7%D8%AF%D9%8A%D9%88%D9%85" title="راديوم – 아랍어" lang="ar" hreflang="ar" data-title="راديوم" data-language-autonym="العربية" data-language-local-name="아랍어" 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%B1%D8%A7%D8%AF%D9%8A%D9%88%D9%85" title="راديوم – 모로코 아랍어" lang="ary" hreflang="ary" data-title="راديوم" data-language-autonym="الدارجة" data-language-local-name="모로코 아랍어" 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%B1%D8%A7%D8%AF%D9%8A%D9%88%D9%85" title="راديوم – 이집트 아랍어" lang="arz" hreflang="arz" data-title="راديوم" data-language-autonym="مصرى" data-language-local-name="이집트 아랍어" 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/Radiu_(elementu)" title="Radiu (elementu) – 아스투리아어" lang="ast" hreflang="ast" data-title="Radiu (elementu)" data-language-autonym="Asturianu" data-language-local-name="아스투리아어" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Radium" title="Radium – 아제르바이잔어" lang="az" hreflang="az" data-title="Radium" data-language-autonym="Azərbaycanca" data-language-local-name="아제르바이잔어" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%B1%D8%A7%D8%AF%DB%8C%D9%88%D9%85" title="رادیوم – South Azerbaijani" lang="azb" hreflang="azb" data-title="رادیوم" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 바슈키르어" lang="ba" hreflang="ba" data-title="Радий" data-language-autonym="Башҡортса" data-language-local-name="바슈키르어" 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/Radium" title="Radium – 발리어" lang="ban" hreflang="ban" data-title="Radium" data-language-autonym="Basa Bali" data-language-local-name="발리어" 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/Radyo_(elemento)" title="Radyo (elemento) – Central Bikol" lang="bcl" hreflang="bcl" data-title="Radyo (elemento)" 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%A0%D0%B0%D0%B4%D1%8B%D0%B9" title="Радый – 벨라루스어" lang="be" hreflang="be" data-title="Радый" data-language-autonym="Беларуская" data-language-local-name="벨라루스어" 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%A0%D0%B0%D0%B4_(%D1%8D%D0%BB%D0%B5%D0%BC%D1%8D%D0%BD%D1%82)" title="Рад (элемэнт) – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Рад (элемэнт)" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 불가리아어" lang="bg" hreflang="bg" data-title="Радий" data-language-autonym="Български" data-language-local-name="불가리아어" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bh mw-list-item"><a href="https://bh.wikipedia.org/wiki/%E0%A4%B0%E0%A5%87%E0%A4%A1%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="रेडियम – Bhojpuri" lang="bh" hreflang="bh" data-title="रेडियम" data-language-autonym="भोजपुरी" data-language-local-name="Bhojpuri" class="interlanguage-link-target"><span>भोजपुरी</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%B0%E0%A7%87%E0%A6%A1%E0%A6%BF%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%AE" title="রেডিয়াম – 벵골어" lang="bn" hreflang="bn" data-title="রেডিয়াম" data-language-autonym="বাংলা" data-language-local-name="벵골어" 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%A2%E0%BD%BA%E0%BC%8B%E0%BD%8C%E0%BD%B2%E0%BD%98%E0%BC%8D" title="རེ་ཌིམ། – 티베트어" lang="bo" hreflang="bo" data-title="རེ་ཌིམ།" data-language-autonym="བོད་ཡིག" data-language-local-name="티베트어" 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/Radiom" title="Radiom – 브르타뉴어" lang="br" hreflang="br" data-title="Radiom" data-language-autonym="Brezhoneg" data-language-local-name="브르타뉴어" 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/Radij" title="Radij – 보스니아어" lang="bs" hreflang="bs" data-title="Radij" data-language-autonym="Bosanski" data-language-local-name="보스니아어" 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/Radi_(element)" title="Radi (element) – 카탈로니아어" lang="ca" hreflang="ca" data-title="Radi (element)" data-language-autonym="Català" data-language-local-name="카탈로니아어" 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/L%C3%B2i_(g%C4%ADng-s%E1%B9%B3%CC%86k)" title="Lòi (gĭng-sṳ̆k) – Mindong" lang="cdo" hreflang="cdo" data-title="Lòi (gĭng-sṳ̆k)" 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/Radyo" title="Radyo – 세부아노어" lang="ceb" hreflang="ceb" data-title="Radyo" data-language-autonym="Cebuano" data-language-local-name="세부아노어" 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/%DA%95%D8%A7%D8%AF%DB%8C%DB%86%D9%85" title="ڕادیۆم – 소라니 쿠르드어" lang="ckb" hreflang="ckb" data-title="ڕادیۆم" data-language-autonym="کوردی" data-language-local-name="소라니 쿠르드어" 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/Radiu" title="Radiu – 코르시카어" lang="co" hreflang="co" data-title="Radiu" data-language-autonym="Corsu" data-language-local-name="코르시카어" 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/Radium" title="Radium – 체코어" lang="cs" hreflang="cs" data-title="Radium" data-language-autonym="Čeština" data-language-local-name="체코어" 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%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 추바시어" lang="cv" hreflang="cv" data-title="Радий" data-language-autonym="Чӑвашла" data-language-local-name="추바시어" 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/Radiwm" title="Radiwm – 웨일스어" lang="cy" hreflang="cy" data-title="Radiwm" data-language-autonym="Cymraeg" data-language-local-name="웨일스어" 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/Radium" title="Radium – 덴마크어" lang="da" hreflang="da" data-title="Radium" data-language-autonym="Dansk" data-language-local-name="덴마크어" 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/Radium" title="Radium – 독일어" lang="de" hreflang="de" data-title="Radium" data-language-autonym="Deutsch" data-language-local-name="독일어" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A1%CE%AC%CE%B4%CE%B9%CE%BF" title="Ράδιο – 그리스어" lang="el" hreflang="el" data-title="Ράδιο" data-language-autonym="Ελληνικά" data-language-local-name="그리스어" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en badge-Q17437798 badge-goodarticle mw-list-item" title="좋은 글"><a href="https://en.wikipedia.org/wiki/Radium" title="Radium – 영어" lang="en" hreflang="en" data-title="Radium" data-language-autonym="English" data-language-local-name="영어" 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/Radiumo" title="Radiumo – 에스페란토어" lang="eo" hreflang="eo" data-title="Radiumo" data-language-autonym="Esperanto" data-language-local-name="에스페란토어" 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/Radio_(elemento)" title="Radio (elemento) – 스페인어" lang="es" hreflang="es" data-title="Radio (elemento)" data-language-autonym="Español" data-language-local-name="스페인어" 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/Raadium" title="Raadium – 에스토니아어" lang="et" hreflang="et" data-title="Raadium" data-language-autonym="Eesti" data-language-local-name="에스토니아어" 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/Radio" title="Radio – 바스크어" lang="eu" hreflang="eu" data-title="Radio" data-language-autonym="Euskara" data-language-local-name="바스크어" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%B1%D8%A7%D8%AF%DB%8C%D9%85" title="رادیم – 페르시아어" lang="fa" hreflang="fa" data-title="رادیم" data-language-autonym="فارسی" data-language-local-name="페르시아어" 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/Radium" title="Radium – 핀란드어" lang="fi" hreflang="fi" data-title="Radium" data-language-autonym="Suomi" data-language-local-name="핀란드어" 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/Radium" title="Radium – 페로어" lang="fo" hreflang="fo" data-title="Radium" data-language-autonym="Føroyskt" data-language-local-name="페로어" 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/Radium" title="Radium – 프랑스어" lang="fr" hreflang="fr" data-title="Radium" data-language-autonym="Français" data-language-local-name="프랑스어" 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/Raadium" title="Raadium – 북부 프리지아어" lang="frr" hreflang="frr" data-title="Raadium" data-language-autonym="Nordfriisk" data-language-local-name="북부 프리지아어" 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/Radi" title="Radi – 프리울리어" lang="fur" hreflang="fur" data-title="Radi" data-language-autonym="Furlan" data-language-local-name="프리울리어" 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/Raidiam" title="Raidiam – 아일랜드어" lang="ga" hreflang="ga" data-title="Raidiam" data-language-autonym="Gaeilge" data-language-local-name="아일랜드어" 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/%E9%90%B3" title="鐳 – 간어" lang="gan" hreflang="gan" data-title="鐳" data-language-autonym="贛語" data-language-local-name="간어" 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/Radium" title="Radium – 스코틀랜드 게일어" lang="gd" hreflang="gd" data-title="Radium" data-language-autonym="Gàidhlig" data-language-local-name="스코틀랜드 게일어" 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/Radio_(elemento)" title="Radio (elemento) – 갈리시아어" lang="gl" hreflang="gl" data-title="Radio (elemento)" data-language-autonym="Galego" data-language-local-name="갈리시아어" 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%B0%E0%AB%87%E0%AA%A1%E0%AA%BF%E0%AA%AF%E0%AA%AE" title="રેડિયમ – 구자라트어" lang="gu" hreflang="gu" data-title="રેડિયમ" data-language-autonym="ગુજરાતી" data-language-local-name="구자라트어" 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/Raadjum" title="Raadjum – 맹크스어" lang="gv" hreflang="gv" data-title="Raadjum" data-language-autonym="Gaelg" data-language-local-name="맹크스어" 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/Radium" title="Radium – 하카어" lang="hak" hreflang="hak" data-title="Radium" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="하카어" 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%A8%D7%93%D7%99%D7%95%D7%9D" title="רדיום – 히브리어" lang="he" hreflang="he" data-title="רדיום" data-language-autonym="עברית" data-language-local-name="히브리어" 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%B0%E0%A5%87%E0%A4%A1%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="रेडियम – 힌디어" lang="hi" hreflang="hi" data-title="रेडियम" data-language-autonym="हिन्दी" data-language-local-name="힌디어" 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/Radium" title="Radium – 피지 힌디어" lang="hif" hreflang="hif" data-title="Radium" data-language-autonym="Fiji Hindi" data-language-local-name="피지 힌디어" 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/Radij" title="Radij – 크로아티아어" lang="hr" hreflang="hr" data-title="Radij" data-language-autonym="Hrvatski" data-language-local-name="크로아티아어" 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/Rady%C3%B2m" title="Radyòm – 아이티어" lang="ht" hreflang="ht" data-title="Radyòm" data-language-autonym="Kreyòl ayisyen" data-language-local-name="아이티어" 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/R%C3%A1dium" title="Rádium – 헝가리어" lang="hu" hreflang="hu" data-title="Rádium" data-language-autonym="Magyar" data-language-local-name="헝가리어" 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%8C%D5%A1%D5%A4%D5%AB%D5%B8%D6%82%D5%B4" title="Ռադիում – 아르메니아어" lang="hy" hreflang="hy" data-title="Ռադիում" data-language-autonym="Հայերեն" data-language-local-name="아르메니아어" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Radium" title="Radium – 인터링구아" lang="ia" hreflang="ia" data-title="Radium" data-language-autonym="Interlingua" data-language-local-name="인터링구아" 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/Radium" title="Radium – 인도네시아어" lang="id" hreflang="id" data-title="Radium" data-language-autonym="Bahasa Indonesia" data-language-local-name="인도네시아어" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Radiumo" title="Radiumo – 이도어" lang="io" hreflang="io" data-title="Radiumo" data-language-autonym="Ido" data-language-local-name="이도어" 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/Rad%C3%ADn" title="Radín – 아이슬란드어" lang="is" hreflang="is" data-title="Radín" data-language-autonym="Íslenska" data-language-local-name="아이슬란드어" 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/Radio_(elemento_chimico)" title="Radio (elemento chimico) – 이탈리아어" lang="it" hreflang="it" data-title="Radio (elemento chimico)" data-language-autonym="Italiano" data-language-local-name="이탈리아어" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%A9%E3%82%B8%E3%82%A6%E3%83%A0" title="ラジウム – 일본어" lang="ja" hreflang="ja" data-title="ラジウム" data-language-autonym="日本語" data-language-local-name="일본어" 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/dircyjinme" title="dircyjinme – 로반어" lang="jbo" hreflang="jbo" data-title="dircyjinme" data-language-autonym="La .lojban." data-language-local-name="로반어" 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/Radium" title="Radium – 자바어" lang="jv" hreflang="jv" data-title="Radium" data-language-autonym="Jawa" data-language-local-name="자바어" 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%A0%E1%83%90%E1%83%93%E1%83%98%E1%83%A3%E1%83%9B%E1%83%98" title="რადიუმი – 조지아어" lang="ka" hreflang="ka" data-title="რადიუმი" data-language-autonym="ქართული" data-language-local-name="조지아어" 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/Rad%C9%A9y%C9%94m" title="Radɩyɔm – Kabiye" lang="kbp" hreflang="kbp" data-title="Radɩyɔm" 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%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 카자흐어" lang="kk" hreflang="kk" data-title="Радий" data-language-autonym="Қазақша" data-language-local-name="카자흐어" 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%B0%E0%B3%87%E0%B2%A1%E0%B2%BF%E0%B2%AF%E0%B2%AE%E0%B3%8D" title="ರೇಡಿಯಮ್ – 칸나다어" lang="kn" hreflang="kn" data-title="ರೇಡಿಯಮ್" data-language-autonym="ಕನ್ನಡ" data-language-local-name="칸나다어" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ks mw-list-item"><a href="https://ks.wikipedia.org/wiki/%D8%B1%DB%8C%DA%88%DB%8C%D9%85" title="ریڈیم – 카슈미르어" lang="ks" hreflang="ks" data-title="ریڈیم" data-language-autonym="कॉशुर / کٲشُر" data-language-local-name="카슈미르어" class="interlanguage-link-target"><span>कॉशुर / کٲشُر</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Rady%C3%BBm" title="Radyûm – 쿠르드어" lang="ku" hreflang="ku" data-title="Radyûm" data-language-autonym="Kurdî" data-language-local-name="쿠르드어" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-kv mw-list-item"><a href="https://kv.wikipedia.org/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 코미어" lang="kv" hreflang="kv" data-title="Радий" data-language-autonym="Коми" data-language-local-name="코미어" 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/Radiom" title="Radiom – 콘월어" lang="kw" hreflang="kw" data-title="Radiom" data-language-autonym="Kernowek" data-language-local-name="콘월어" 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%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 키르기스어" lang="ky" hreflang="ky" data-title="Радий" data-language-autonym="Кыргызча" data-language-local-name="키르기스어" 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/Radium" title="Radium – 라틴어" lang="la" hreflang="la" data-title="Radium" data-language-autonym="Latina" data-language-local-name="라틴어" 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/Radium" title="Radium – 룩셈부르크어" lang="lb" hreflang="lb" data-title="Radium" data-language-autonym="Lëtzebuergesch" data-language-local-name="룩셈부르크어" 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/Radium" title="Radium – 림버거어" lang="li" hreflang="li" data-title="Radium" data-language-autonym="Limburgs" data-language-local-name="림버거어" 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/Radio_(elemento)" title="Radio (elemento) – Ligurian" lang="lij" hreflang="lij" data-title="Radio (elemento)" 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/Radio_(element_chimich)" title="Radio (element chimich) – Lombard" lang="lmo" hreflang="lmo" data-title="Radio (element chimich)" data-language-autonym="Lombard" data-language-local-name="Lombard" 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/Radis" title="Radis – 리투아니아어" lang="lt" hreflang="lt" data-title="Radis" data-language-autonym="Lietuvių" data-language-local-name="리투아니아어" 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/R%C4%81dijs" title="Rādijs – 라트비아어" lang="lv" hreflang="lv" data-title="Rādijs" data-language-autonym="Latviešu" data-language-local-name="라트비아어" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mdf mw-list-item"><a href="https://mdf.wikipedia.org/wiki/%D0%A0%D0%B0%D0%B4%D0%B8" title="Ради – 모크샤어" lang="mdf" hreflang="mdf" data-title="Ради" data-language-autonym="Мокшень" data-language-local-name="모크샤어" class="interlanguage-link-target"><span>Мокшень</span></a></li><li class="interlanguage-link interwiki-mi mw-list-item"><a href="https://mi.wikipedia.org/wiki/Konuruke" title="Konuruke – 마오리어" lang="mi" hreflang="mi" data-title="Konuruke" data-language-autonym="Māori" data-language-local-name="마오리어" class="interlanguage-link-target"><span>Māori</span></a></li><li class="interlanguage-link interwiki-min mw-list-item"><a href="https://min.wikipedia.org/wiki/Radium" title="Radium – 미낭카바우어" lang="min" hreflang="min" data-title="Radium" data-language-autonym="Minangkabau" data-language-local-name="미낭카바우어" class="interlanguage-link-target"><span>Minangkabau</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D1%83%D0%BC" title="Радиум – 마케도니아어" lang="mk" hreflang="mk" data-title="Радиум" data-language-autonym="Македонски" data-language-local-name="마케도니아어" 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%B1%E0%B5%87%E0%B4%A1%E0%B4%BF%E0%B4%AF%E0%B4%82" title="റേഡിയം – 말라얄람어" lang="ml" hreflang="ml" data-title="റേഡിയം" data-language-autonym="മലയാളം" data-language-local-name="말라얄람어" 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%A0%D0%B0%D0%B4%D0%B8" title="Ради – 몽골어" lang="mn" hreflang="mn" data-title="Ради" data-language-autonym="Монгол" data-language-local-name="몽골어" 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%B0%E0%A5%87%E0%A4%A1%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="रेडियम – 마라티어" lang="mr" hreflang="mr" data-title="रेडियम" data-language-autonym="मराठी" data-language-local-name="마라티어" 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%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 서부 마리어" lang="mrj" hreflang="mrj" data-title="Радий" data-language-autonym="Кырык мары" data-language-local-name="서부 마리어" 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/Radium" title="Radium – 말레이어" lang="ms" hreflang="ms" data-title="Radium" data-language-autonym="Bahasa Melayu" data-language-local-name="말레이어" 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%9B%E1%80%B1%E1%80%92%E1%80%AE%E1%80%9A%E1%80%99%E1%80%BA" title="ရေဒီယမ် – 버마어" lang="my" hreflang="my" data-title="ရေဒီယမ်" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="버마어" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Radium" title="Radium – 저지 독일어" lang="nds" hreflang="nds" data-title="Radium" data-language-autonym="Plattdüütsch" data-language-local-name="저지 독일어" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-ne mw-list-item"><a href="https://ne.wikipedia.org/wiki/%E0%A4%B0%E0%A5%87%E0%A4%A1%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="रेडियम – 네팔어" lang="ne" hreflang="ne" data-title="रेडियम" data-language-autonym="नेपाली" data-language-local-name="네팔어" class="interlanguage-link-target"><span>नेपाली</span></a></li><li class="interlanguage-link interwiki-new mw-list-item"><a href="https://new.wikipedia.org/wiki/%E0%A4%B0%E0%A5%87%E0%A4%A1%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="रेडियम – 네와르어" lang="new" hreflang="new" data-title="रेडियम" data-language-autonym="नेपाल भाषा" data-language-local-name="네와르어" 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/Radium" title="Radium – 네덜란드어" lang="nl" hreflang="nl" data-title="Radium" data-language-autonym="Nederlands" data-language-local-name="네덜란드어" 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/Radium" title="Radium – 노르웨이어(니노르스크)" lang="nn" hreflang="nn" data-title="Radium" data-language-autonym="Norsk nynorsk" data-language-local-name="노르웨이어(니노르스크)" 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/Radium" title="Radium – 노르웨이어(보크말)" lang="nb" hreflang="nb" data-title="Radium" data-language-autonym="Norsk bokmål" data-language-local-name="노르웨이어(보크말)" 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/Radi" title="Radi – 오크어" lang="oc" hreflang="oc" data-title="Radi" data-language-autonym="Occitan" data-language-local-name="오크어" 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/Radii" title="Radii – Livvi-Karelian" lang="olo" hreflang="olo" data-title="Radii" data-language-autonym="Livvinkarjala" data-language-local-name="Livvi-Karelian" class="interlanguage-link-target"><span>Livvinkarjala</span></a></li><li class="interlanguage-link interwiki-om mw-list-item"><a href="https://om.wikipedia.org/wiki/Calaqa(wahiyyoo)" title="Calaqa(wahiyyoo) – 오로모어" lang="om" hreflang="om" data-title="Calaqa(wahiyyoo)" data-language-autonym="Oromoo" data-language-local-name="오로모어" class="interlanguage-link-target"><span>Oromoo</span></a></li><li class="interlanguage-link interwiki-or mw-list-item"><a href="https://or.wikipedia.org/wiki/%E0%AC%B0%E0%AD%87%E0%AC%A1%E0%AC%BC%E0%AC%BF%E0%AC%85%E0%AC%AE" title="ରେଡ଼ିଅମ – 오리야어" lang="or" hreflang="or" data-title="ରେଡ଼ିଅମ" data-language-autonym="ଓଡ଼ିଆ" data-language-local-name="오리야어" class="interlanguage-link-target"><span>ଓଡ଼ିଆ</span></a></li><li class="interlanguage-link interwiki-os mw-list-item"><a href="https://os.wikipedia.org/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 오세트어" lang="os" hreflang="os" data-title="Радий" data-language-autonym="Ирон" data-language-local-name="오세트어" 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%B0%E0%A9%87%E0%A8%A1%E0%A9%80%E0%A8%85%E0%A8%AE" title="ਰੇਡੀਅਮ – 펀잡어" lang="pa" hreflang="pa" data-title="ਰੇਡੀਅਮ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="펀잡어" 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%B0%E0%A5%87%E0%A4%A1%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="रेडियम – 팔리어" lang="pi" hreflang="pi" data-title="रेडियम" data-language-autonym="पालि" data-language-local-name="팔리어" 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/Rad_(pierwiastek)" title="Rad (pierwiastek) – 폴란드어" lang="pl" hreflang="pl" data-title="Rad (pierwiastek)" data-language-autonym="Polski" data-language-local-name="폴란드어" 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/Radio_(element)" title="Radio (element) – Piedmontese" lang="pms" hreflang="pms" data-title="Radio (element)" 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%B1%DB%8C%DA%88%DB%8C%D8%A6%D9%85" title="ریڈیئم – Western Punjabi" lang="pnb" hreflang="pnb" data-title="ریڈیئم" 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%B1%D8%A7%DA%89%D9%8A%D9%88%D9%85" title="راډيوم – 파슈토어" lang="ps" hreflang="ps" data-title="راډيوم" data-language-autonym="پښتو" data-language-local-name="파슈토어" 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/R%C3%A1dio_(elemento_qu%C3%ADmico)" title="Rádio (elemento químico) – 포르투갈어" lang="pt" hreflang="pt" data-title="Rádio (elemento químico)" data-language-autonym="Português" data-language-local-name="포르투갈어" 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/Ratyu_q%27illay" title="Ratyu q&#039;illay – 케추아어" lang="qu" hreflang="qu" data-title="Ratyu q&#039;illay" data-language-autonym="Runa Simi" data-language-local-name="케추아어" 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/Radiu" title="Radiu – 루마니아어" lang="ro" hreflang="ro" data-title="Radiu" data-language-autonym="Română" data-language-local-name="루마니아어" 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/Radiu" title="Radiu – 아로마니아어" lang="rup" hreflang="rup" data-title="Radiu" data-language-autonym="Armãneashti" data-language-local-name="아로마니아어" 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%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 러시아어" lang="ru" hreflang="ru" data-title="Радий" data-language-autonym="Русский" data-language-local-name="러시아어" 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%B0%E0%A5%87%E0%A4%A1%E0%A4%BF%E0%A4%AF%E0%A4%AE" title="रेडियम – 산스크리트어" lang="sa" hreflang="sa" data-title="रेडियम" data-language-autonym="संस्कृतम्" data-language-local-name="산스크리트어" class="interlanguage-link-target"><span>संस्कृतम्</span></a></li><li class="interlanguage-link interwiki-sah mw-list-item"><a href="https://sah.wikipedia.org/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D1%83%D0%BC" title="Радиум – 야쿠트어" lang="sah" hreflang="sah" data-title="Радиум" data-language-autonym="Саха тыла" data-language-local-name="야쿠트어" class="interlanguage-link-target"><span>Саха тыла</span></a></li><li class="interlanguage-link interwiki-sc mw-list-item"><a href="https://sc.wikipedia.org/wiki/R%C3%A0diu_(elementu_ch%C3%ACmicu)" title="Ràdiu (elementu chìmicu) – 사르디니아어" lang="sc" hreflang="sc" data-title="Ràdiu (elementu chìmicu)" data-language-autonym="Sardu" data-language-local-name="사르디니아어" 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/R%C3%A0diu_(elementu)" title="Ràdiu (elementu) – 시칠리아어" lang="scn" hreflang="scn" data-title="Ràdiu (elementu)" data-language-autonym="Sicilianu" data-language-local-name="시칠리아어" 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/Radijum" title="Radijum – 세르비아-크로아티아어" lang="sh" hreflang="sh" data-title="Radijum" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="세르비아-크로아티아어" 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/Radium" title="Radium – Simple English" lang="en-simple" hreflang="en-simple" data-title="Radium" 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/R%C3%A1dium" title="Rádium – 슬로바키아어" lang="sk" hreflang="sk" data-title="Rádium" data-language-autonym="Slovenčina" data-language-local-name="슬로바키아어" 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/Radij" title="Radij – 슬로베니아어" lang="sl" hreflang="sl" data-title="Radij" data-language-autonym="Slovenščina" data-language-local-name="슬로베니아어" 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/Raadhiyaam" title="Raadhiyaam – 소말리아어" lang="so" hreflang="so" data-title="Raadhiyaam" data-language-autonym="Soomaaliga" data-language-local-name="소말리아어" 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/Radiumi" title="Radiumi – 알바니아어" lang="sq" hreflang="sq" data-title="Radiumi" data-language-autonym="Shqip" data-language-local-name="알바니아어" 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%A0%D0%B0%D0%B4%D0%B8%D1%98%D1%83%D0%BC" title="Радијум – 세르비아어" lang="sr" hreflang="sr" data-title="Радијум" data-language-autonym="Српски / srpski" data-language-local-name="세르비아어" 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/Radium" title="Radium – Saterland Frisian" lang="stq" hreflang="stq" data-title="Radium" data-language-autonym="Seeltersk" data-language-local-name="Saterland Frisian" class="interlanguage-link-target"><span>Seeltersk</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Radium" title="Radium – 스웨덴어" lang="sv" hreflang="sv" data-title="Radium" data-language-autonym="Svenska" data-language-local-name="스웨덴어" 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/Radi_(elementi)" title="Radi (elementi) – 스와힐리어" lang="sw" hreflang="sw" data-title="Radi (elementi)" data-language-autonym="Kiswahili" data-language-local-name="스와힐리어" 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%B0%E0%AF%87%E0%AE%9F%E0%AE%BF%E0%AE%AF%E0%AE%AE%E0%AF%8D" title="ரேடியம் – 타밀어" lang="ta" hreflang="ta" data-title="ரேடியம்" data-language-autonym="தமிழ்" data-language-local-name="타밀어" 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%B0%E0%B1%87%E0%B0%A1%E0%B0%BF%E0%B0%AF%E0%B0%82" title="రేడియం – 텔루구어" lang="te" hreflang="te" data-title="రేడియం" data-language-autonym="తెలుగు" data-language-local-name="텔루구어" 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%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 타지크어" lang="tg" hreflang="tg" data-title="Радий" data-language-autonym="Тоҷикӣ" data-language-local-name="타지크어" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%80%E0%B8%A3%E0%B9%80%E0%B8%94%E0%B8%B5%E0%B8%A2%E0%B8%A1" title="เรเดียม – 태국어" lang="th" hreflang="th" data-title="เรเดียม" data-language-autonym="ไทย" data-language-local-name="태국어" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl badge-Q70894304 mw-list-item" title=""><a href="https://tl.wikipedia.org/wiki/Radyo_(elemento)" title="Radyo (elemento) – 타갈로그어" lang="tl" hreflang="tl" data-title="Radyo (elemento)" data-language-autonym="Tagalog" data-language-local-name="타갈로그어" 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/Radyum" title="Radyum – 터키어" lang="tr" hreflang="tr" data-title="Radyum" data-language-autonym="Türkçe" data-language-local-name="터키어" 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%A0%D0%B0%D0%B4%D0%B8%D0%B9" title="Радий – 타타르어" lang="tt" hreflang="tt" data-title="Радий" data-language-autonym="Татарча / tatarça" data-language-local-name="타타르어" 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%B1%D8%A7%D8%AF%D9%89%D9%8A" title="رادىي – 위구르어" lang="ug" hreflang="ug" data-title="رادىي" data-language-autonym="ئۇيغۇرچە / Uyghurche" data-language-local-name="위구르어" 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%A0%D0%B0%D0%B4%D1%96%D0%B9" title="Радій – 우크라이나어" lang="uk" hreflang="uk" data-title="Радій" data-language-autonym="Українська" data-language-local-name="우크라이나어" 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%B1%DB%8C%DA%88%DB%8C%D9%85" title="ریڈیم – 우르두어" lang="ur" hreflang="ur" data-title="ریڈیم" data-language-autonym="اردو" data-language-local-name="우르두어" 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/Radiy" title="Radiy – 우즈베크어" lang="uz" hreflang="uz" data-title="Radiy" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="우즈베크어" 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/Radii" title="Radii – Veps" lang="vep" hreflang="vep" data-title="Radii" 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/Radi" title="Radi – 베트남어" lang="vi" hreflang="vi" data-title="Radi" data-language-autonym="Tiếng Việt" data-language-local-name="베트남어" 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/Radiom" title="Radiom – 왈론어" lang="wa" hreflang="wa" data-title="Radiom" data-language-autonym="Walon" data-language-local-name="왈론어" 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/Radyo_(elemento)" title="Radyo (elemento) – 와라이어" lang="war" hreflang="war" data-title="Radyo (elemento)" data-language-autonym="Winaray" data-language-local-name="와라이어" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E9%95%AD" title="镭 – 우어" lang="wuu" hreflang="wuu" data-title="镭" data-language-autonym="吴语" data-language-local-name="우어" 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%A0%D0%B0%D0%B4%D0%B8%D1%83%D0%BC" title="Радиум – 칼미크어" lang="xal" hreflang="xal" data-title="Радиум" data-language-autonym="Хальмг" data-language-local-name="칼미크어" 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%A8%D7%90%D7%93%D7%99%D7%95%D7%9D" title="ראדיום – 이디시어" lang="yi" hreflang="yi" data-title="ראדיום" data-language-autonym="ייִדיש" data-language-local-name="이디시어" 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/Radiomu" title="Radiomu – 요루바어" lang="yo" hreflang="yo" data-title="Radiomu" data-language-autonym="Yorùbá" data-language-local-name="요루바어" class="interlanguage-link-target"><span>Yorùbá</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E9%95%AD" title="镭 – 중국어" lang="zh" hreflang="zh" data-title="镭" data-language-autonym="中文" data-language-local-name="중국어" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-classical mw-list-item"><a href="https://zh-classical.wikipedia.org/wiki/%E9%90%B3" title="鐳 – Literary Chinese" lang="lzh" hreflang="lzh" data-title="鐳" 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/Radium" title="Radium – 민난어" lang="nan" hreflang="nan" data-title="Radium" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="민난어" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E9%90%B3" title="鐳 – 광둥어" lang="yue" hreflang="yue" data-title="鐳" data-language-autonym="粵語" data-language-local-name="광둥어" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zu mw-list-item"><a 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src="//upload.wikimedia.org/wikipedia/commons/thumb/4/47/Question_mark_on_a_scroll.svg/40px-Question_mark_on_a_scroll.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/47/Question_mark_on_a_scroll.svg/60px-Question_mark_on_a_scroll.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/47/Question_mark_on_a_scroll.svg/80px-Question_mark_on_a_scroll.svg.png 2x" data-file-width="100" data-file-height="100" /></a></span></div></td><td class="mbox-text"><div class="mbox-text-span">이 문서의 내용은 <b><a href="/wiki/%EC%9C%84%ED%82%A4%EB%B0%B1%EA%B3%BC:%EC%B6%9C%EC%B2%98_%EB%B0%9D%ED%9E%88%EA%B8%B0" title="위키백과:출처 밝히기">출처</a>가 분명하지 않습니다.</b><span class="hide-when-compact"><br />이 <span class="plainlinks"><a class="external text" href="https://ko.wikipedia.org/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit">문서를 편집</a></span>하여, <a href="/wiki/%EC%9C%84%ED%82%A4%EB%B0%B1%EA%B3%BC:%EC%8B%A0%EB%A2%B0%ED%95%A0_%EC%88%98_%EC%9E%88%EB%8A%94_%EC%B6%9C%EC%B2%98" title="위키백과:신뢰할 수 있는 출처">신뢰할 수 있는 출처</a>를 표기해 주세요. <a href="/wiki/%EC%9C%84%ED%82%A4%EB%B0%B1%EA%B3%BC:%ED%99%95%EC%9D%B8_%EA%B0%80%EB%8A%A5" title="위키백과:확인 가능">검증</a>되지 않은 내용은 삭제될 수도 있습니다. 내용에 대한 의견은 <a href="/wiki/%ED%86%A0%EB%A1%A0:%EB%9D%BC%EB%93%90" title="토론:라듐">토론 문서</a>에서 나누어 주세요.</span> <span class="date-container">(<small><span class="date">2017년 4월</span></small>)</span></div></td></tr></tbody></table> <style data-mw-deduplicate="TemplateStyles:r34311307">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}body.skin-minerva .mw-parser-output .infobox-header,body.skin-minerva .mw-parser-output .infobox-subheader,body.skin-minerva .mw-parser-output .infobox-above,body.skin-minerva .mw-parser-output .infobox-title,body.skin-minerva .mw-parser-output .infobox-image,body.skin-minerva .mw-parser-output .infobox-full-data,body.skin-minerva .mw-parser-output .infobox-below{text-align:center}</style><table class="infobox"><caption class="infobox-title"><div style="white-space:nowrap;text-align:center;">라듐(<sub><span style="font-size:smaller;">88</span></sub>Ra)</div></caption><tbody><tr><td colspan="2" class="infobox-image"><span typeof="mw:File"><a href="/wiki/%ED%8C%8C%EC%9D%BC:Radium226.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/bb/Radium226.jpg/220px-Radium226.jpg" decoding="async" width="220" height="176" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/bb/Radium226.jpg/330px-Radium226.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/bb/Radium226.jpg/440px-Radium226.jpg 2x" data-file-width="653" data-file-height="522" /></a></span></td></tr><tr><th colspan="2" class="infobox-header" style="background: #ffdead;color:black;">개요</th></tr><tr><th scope="row" class="infobox-label">영어명</th><td class="infobox-data">Radium</td></tr><tr><th colspan="2" class="infobox-header" style="background: #ffdead;color:black;">주기율표 정보</th></tr><tr><td colspan="2" class="infobox-full-data"> <table class="wikitable" style="text-align:center; width:100%; margin:0; border-width:1px; background:#f8f8f8;"> <tbody><tr> <td> <table class="wikitable" style="text-align:center; margin:0 auto; background:transparent; border:none;"> <tbody><tr> <td style="border:none; width:5px"> <table class="nogrid" cellpadding="0" cellspacing="1" style="background-color:transparent; text-align: center; empty-cells: show; border:none; margin: 0px auto 0px auto;"> <tbody><tr> <td style="border:none"><div style="position:relative; overflow:hidden; width:7px; height:10px; z-index:2; background-color:#e7ff8f;"><span typeof="mw:File"><a 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data-file-width="1" data-file-height="1" /></a></span></div> </td> <td style="border:none"><div style="position:relative; overflow:hidden; width:7px; height:10px; z-index:2; background-color:#e8e8e8;"><span typeof="mw:File"><a href="/wiki/%EB%A6%AC%EB%B2%84%EB%AA%A8%EB%A5%A8" title="리버모륨&#160;(화학적 특성 불명)"><img alt="리버모륨&#160;(화학적 특성 불명)" src="//upload.wikimedia.org/wikipedia/commons/e/ed/Pix.gif" decoding="async" width="12" height="12" class="mw-file-element" data-file-width="1" data-file-height="1" /></a></span></div> </td> <td style="border:none"><div style="position:relative; overflow:hidden; width:7px; height:10px; z-index:2; background-color:#e8e8e8;"><span typeof="mw:File"><a href="/wiki/%ED%85%8C%EB%84%A4%EC%8B%A0" title="테네신&#160;(화학적 특성 불명)"><img alt="테네신&#160;(화학적 특성 불명)" src="//upload.wikimedia.org/wikipedia/commons/e/ed/Pix.gif" decoding="async" width="12" height="12" class="mw-file-element" data-file-width="1" data-file-height="1" /></a></span></div> </td> <td style="border:none"><div style="position:relative; overflow:hidden; width:7px; height:10px; z-index:2; background-color:#e8e8e8;"><span typeof="mw:File"><a href="/wiki/%EC%98%A4%EA%B0%80%EB%84%A4%EC%86%90" title="오가네손&#160;(화학적 특성 불명)"><img alt="오가네손&#160;(화학적 특성 불명)" src="//upload.wikimedia.org/wikipedia/commons/e/ed/Pix.gif" decoding="async" width="12" height="12" class="mw-file-element" data-file-width="1" data-file-height="1" /></a></span></div> </td></tr></tbody></table> </td> <td style="vertical-align:middle; text-align:center; font-size:90%; line-height:100%; width:10px; border:none;"><a href="/wiki/%EB%B0%94%EB%A5%A8" title="바륨">Ba</a><br />↑<br /><strong>Ra</strong><br />↓<br /><a href="/wiki/%EC%9A%B4%EB%B9%84%EB%8B%90%EB%A5%A8" title="운비닐륨">Ubn</a> </td></tr> <tr> <td colspan="2" class="nowrap" style="text-align:center; font-size:90%; line-height:100%; padding-top:0; padding-bottom:1px; border:none;"><a href="/wiki/%ED%94%84%EB%9E%91%EC%8A%98" title="프랑슘">Fr</a> ← <strong>Ra</strong> → <a href="/wiki/%EC%95%85%ED%8B%B0%EB%8A%84" title="악티늄">Ac</a> </td></tr></tbody></table> </td></tr></tbody></table></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%9B%90%EC%9E%90_%EB%B2%88%ED%98%B8" title="원자 번호">원자 번호</a> <span style="font-weight:normal;">(<i>Z</i>)</span></th><td class="infobox-data">88</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%A1%B1_(%EC%A3%BC%EA%B8%B0%EC%9C%A8%ED%91%9C)" title="족 (주기율표)">족</a></th><td class="infobox-data"><a href="/wiki/2%EC%A1%B1_%EC%9B%90%EC%86%8C" class="mw-redirect" title="2족 원소">2족</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%A3%BC%EA%B8%B0_(%EC%A3%BC%EA%B8%B0%EC%9C%A8%ED%91%9C)" title="주기 (주기율표)">주기</a></th><td class="infobox-data"><a href="/wiki/7%EC%A3%BC%EA%B8%B0_%EC%9B%90%EC%86%8C" title="7주기 원소">7주기</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EA%B5%AC%EC%97%AD_(%EC%A3%BC%EA%B8%B0%EC%9C%A8%ED%91%9C)" title="구역 (주기율표)">구역</a></th><td class="infobox-data"><a href="/wiki/S-%EA%B5%AC%EC%97%AD" title="S-구역">s-구역</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%ED%99%94%ED%95%99_%EA%B3%84%EC%97%B4" title="화학 계열">화학 계열</a></th><td class="infobox-data"><a href="/wiki/%EC%95%8C%EC%B9%BC%EB%A6%AC_%ED%86%A0%EA%B8%88%EC%86%8D" title="알칼리 토금속">알칼리 토금속</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%A0%84%EC%9E%90_%EB%B0%B0%EC%97%B4" title="전자 배열">전자 배열</a></th><td class="infobox-data">&#91;<a href="/wiki/%EB%9D%BC%EB%8F%88" title="라돈">Rn</a>&#93; 7s<sup>2</sup></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%97%90%EB%84%88%EC%A7%80_%EC%A4%80%EC%9C%84" title="에너지 준위">준위</a>별 <a href="/wiki/%EC%A0%84%EC%9E%90" title="전자">전자</a> 수</th><td class="infobox-data">2, 8, 18, 32, 18, 8, 2<div style="border:0; margin:0 auto;"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/%ED%8C%8C%EC%9D%BC:Electron_shell_088_Radium_-_no_label.svg" class="mw-file-description" title="라듐의 전자껍질 (2, 8, 18, 32, 18, 8, 2)"><img alt="라듐의 전자껍질 (2, 8, 18, 32, 18, 8, 2)" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Electron_shell_088_Radium_-_no_label.svg/135px-Electron_shell_088_Radium_-_no_label.svg.png" decoding="async" width="135" height="135" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Electron_shell_088_Radium_-_no_label.svg/203px-Electron_shell_088_Radium_-_no_label.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b3/Electron_shell_088_Radium_-_no_label.svg/270px-Electron_shell_088_Radium_-_no_label.svg.png 2x" data-file-width="2000" data-file-height="2000" /></a><figcaption>라듐의 전자껍질 (2, 8, 18, 32, 18, 8, 2)</figcaption></figure></div></td></tr><tr><th colspan="2" class="infobox-header" style="background: #ffdead;color:black;">물리적 성질</th></tr><tr><th scope="row" class="infobox-label">겉보기</th><td class="infobox-data">밝은 흰색</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%83%81_(%EB%AC%BC%EB%A6%AC)" class="mw-redirect" title="상 (물리)">상태</a> <span style="font-weight:normal;">(<a href="/wiki/%ED%91%9C%EC%A4%80_%EC%98%A8%EB%8F%84_%EC%95%95%EB%A0%A5" title="표준 온도 압력">STP</a>)</span></th><td class="infobox-data"><a href="/wiki/%EA%B3%A0%EC%B2%B4" title="고체">고체</a></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EB%85%B9%EB%8A%94%EC%A0%90" title="녹는점">녹는점</a></th><td class="infobox-data">973&#160;K</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EB%81%93%EB%8A%94%EC%A0%90" title="끓는점">끓는점</a></th><td class="infobox-data">2010&#160;K</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EB%B0%80%EB%8F%84" title="밀도">밀도</a>&#x20;<span style="font-weight:normal;">(상온&#160;근처)</span></th><td class="infobox-data">5.5&#160;g/cm<sup>3</sup></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%9C%B5%ED%95%B4%EC%97%B4" title="융해열">융해열</a></th><td class="infobox-data">8.5&#160;kJ/mol&#x20;</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EA%B8%B0%ED%99%94%EC%97%B4" title="기화열">기화열</a></th><td class="infobox-data">113&#160;kJ/mol&#x20;</td></tr><tr><td colspan="2" class="infobox-full-data"><b><a href="/wiki/%EC%A6%9D%EA%B8%B0_%EC%95%95%EB%A0%A5" title="증기 압력">증기 압력</a></b><div style="margin:0 auto;"> <table class="wikitable" cellspacing="0" cellpadding="0" style="text-align:center;width:100%; border-collapse:collapse; margin:0; padding:0;"> <tbody><tr> <th>압력&#160;<span style="font-weight:normal;">(<a href="/wiki/%ED%8C%8C%EC%8A%A4%EC%B9%BC_(%EB%8B%A8%EC%9C%84)" title="파스칼 (단위)">Pa</a>)</span> </th> <th>1 </th> <th>10 </th> <th>100 </th> <th>1&#160;k </th> <th>10&#160;k </th> <th>100&#160;k </th></tr> <tr> <th>온도&#160;<span style="font-weight:normal;">(<a href="/wiki/%EC%BC%88%EB%B9%88" title="켈빈">K</a>)</span> </th> <td>819 </td> <td>906 </td> <td>1037 </td> <td>1209 </td> <td>1446 </td> <td>1799 </td></tr></tbody></table> </div></td></tr><tr><th colspan="2" class="infobox-header" style="background: #ffdead;color:black;">원자의 성질</th></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%82%B0%ED%99%94%EC%88%98" title="산화수">산화 상태</a></th><td class="infobox-data">2 (<a href="/wiki/%EC%97%BC%EA%B8%B0" title="염기">강염기성</a> 산화물)</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%A0%84%EA%B8%B0_%EC%9D%8C%EC%84%B1%EB%8F%84" title="전기 음성도">전기 음성도</a> <span style="font-weight:normal;"><span style="font-size:85%">(폴링 척도)</span></span></th><td class="infobox-data">0.9&#x20;</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%9D%B4%EC%98%A8%ED%99%94_%EC%97%90%EB%84%88%EC%A7%80" title="이온화 에너지">이온화 에너지</a></th><td class="infobox-data"><style data-mw-deduplicate="TemplateStyles:r36480595">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style><div class="plainlist"><ul><li>1차:&#160;509.3&#160;kJ/mol&#x20;</li><li>2차:&#160;979.0&#160;kJ/mol&#x20;</li><li>&#x20;</li></ul></div></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%9B%90%EC%9E%90_%EB%B0%98%EC%A7%80%EB%A6%84" title="원자 반지름">원자 반지름</a></th><td class="infobox-data">215&#160;<a href="/wiki/%ED%94%BC%EC%BD%94%EB%AF%B8%ED%84%B0" title="피코미터">pm</a>&#x20;<span style="font-size:85%">(실험값)</span>&#x20;</td></tr><tr><td colspan="2" class="infobox-full-data"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r34311307"><table class="infobox-subbox"><tbody><tr><td colspan="2" class="infobox-image"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/%ED%8C%8C%EC%9D%BC:Radium_spectrum_visible.png" class="mw-file-description"><img alt="Color lines in a spectral range" src="//upload.wikimedia.org/wikipedia/commons/thumb/1/12/Radium_spectrum_visible.png/250px-Radium_spectrum_visible.png" decoding="async" width="250" height="43" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/12/Radium_spectrum_visible.png/375px-Radium_spectrum_visible.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/12/Radium_spectrum_visible.png/500px-Radium_spectrum_visible.png 2x" data-file-width="7430" data-file-height="1280" /></a><figcaption></figcaption></figure><b><a href="/wiki/%EC%8A%A4%ED%8E%99%ED%8A%B8%EB%9F%BC_%EC%84%A0" class="mw-redirect" title="스펙트럼 선">스펙트럼 선</a></b></td></tr></tbody></table></td></tr><tr><th colspan="2" class="infobox-header" style="background: #ffdead;color:black;">그 밖의 성질</th></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EA%B2%B0%EC%A0%95_%EA%B5%AC%EC%A1%B0" title="결정 구조">결정 구조</a></th><td class="infobox-data">체심 입방구조 <div style="float:right;"><span typeof="mw:Error mw:File"><a href="/wiki/위키백과:파일_올리기?wpDestFile=%EC%B2%B4%EC%8B%AC_%EC%9E%85%EB%B0%A9%EA%B5%AC%EC%A1%B0" class="new" title="파일:체심 입방구조"><span class="mw-file-element mw-broken-media" data-width="50">파일:체심 입방구조</span></a></span></div></td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%97%B4%EC%A0%84%EB%8F%84%EC%9C%A8" title="열전도율">열전도율</a></th><td class="infobox-data">18.6&#160;W/(m·K)&#x20;</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%A0%84%EB%8F%84%EB%8F%84" class="mw-redirect" title="전도도">전기 저항도</a></th><td class="infobox-data">1 μ&#160;Ω·m&#x20;(20&#160;°C)&#x20;</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/%EC%9E%90%EA%B8%B0" title="자기">자기 정렬</a></th><td class="infobox-data">비자성&#x20;</td></tr><tr><th scope="row" class="infobox-label"><a href="/wiki/CAS_%EB%93%B1%EB%A1%9D%EB%B2%88%ED%98%B8" title="CAS 등록번호">CAS 번호</a></th><td class="infobox-data">7440-14-4</td></tr><tr><td colspan="2" class="infobox-full-data"> <table class="wikitable" cellpadding="1" style="text-align: center; width: 100%; border-collapse: collapse; margin: 0; padding: 0;"> <tbody><tr> <th><a href="/wiki/%EB%8F%99%EC%9C%84_%EC%9B%90%EC%86%8C" title="동위 원소">동위체</a> </th> <th><a href="/wiki/%EC%9E%90%EC%97%B0_%EC%A1%B4%EC%9E%AC%EB%B9%84" title="자연 존재비">존재비</a> </th> <th><a href="/wiki/%EB%B0%98%EA%B0%90%EA%B8%B0" title="반감기">반감기</a> </th> <th><a href="/wiki/%EB%B6%95%EA%B4%B4_%EB%B0%A9%EC%8B%9D" title="붕괴 방식">DM</a> </th> <th><a href="/wiki/%EB%B6%95%EA%B4%B4_%EC%97%90%EB%84%88%EC%A7%80" title="붕괴 에너지">DE</a><br /><small>(<a href="/wiki/%EC%A0%84%EC%9E%90%EB%B3%BC%ED%8A%B8" title="전자볼트">MeV</a>)</small> </th> <th><a href="/wiki/%EB%B6%95%EA%B4%B4_%EC%83%9D%EC%84%B1%EB%AC%BC" title="붕괴 생성물">DP</a> </th></tr> <tr> <td><sup>223</sup>Ra </td> <td>미량 </td> <td>11.43 <a href="/wiki/%EB%82%A0" title="날">d</a> </td> <td><a href="/wiki/%EC%95%8C%ED%8C%8C_%EB%B6%95%EA%B4%B4" title="알파 붕괴">α</a> </td> <td>5.99 </td> <td><sup>219</sup><a href="/wiki/%EB%9D%BC%EB%8F%88" title="라돈">Rn</a> </td></tr> <tr> <td><sup>224</sup>Ra </td> <td>미량 </td> <td>3.6319 <a href="/wiki/%EB%82%A0" title="날">d</a> </td> <td><a href="/wiki/%EC%95%8C%ED%8C%8C_%EB%B6%95%EA%B4%B4" title="알파 붕괴">α</a> </td> <td>5.789 </td> <td><sup>220</sup><a href="/wiki/%EB%9D%BC%EB%8F%88" title="라돈">Rn</a> </td></tr> <tr> <td><sup>226</sup>Ra </td> <td>~100% </td> <td>1602 <a href="/wiki/%EB%85%84" title="년">y</a> </td> <td><a href="/wiki/%EC%95%8C%ED%8C%8C_%EB%B6%95%EA%B4%B4" title="알파 붕괴">α</a> </td> <td>4.871 </td> <td><sup>222</sup><a href="/wiki/%EB%9D%BC%EB%8F%88" title="라돈">Rn</a> </td></tr> <tr> <td><sup>228</sup>Ra </td> <td>미량 </td> <td>6.7 y </td> <td><a href="/wiki/%EB%B2%A0%ED%83%80_%EB%B6%95%EA%B4%B4" title="베타 붕괴">β<sup>-</sup></a> </td> <td>0.046 </td> <td><sup>228</sup><a href="/wiki/%EC%95%85%ED%8B%B0%EB%8A%84" title="악티늄">Ac</a> </td></tr> </tbody></table></td></tr><tr><td colspan="2" class="infobox-below noprint" style="background: #ffdead;"><span class="noprint plainlinks plainlinksneverexpand" style="white-space:nowrap; font-weight:normal; font-size:smaller; ;"><a href="/wiki/%ED%8B%80:%EC%9B%90%EC%86%8C_%EC%A0%95%EB%B3%B4/%EB%9D%BC%EB%93%90" title="틀:원소 정보/라듐"><span title="이 틀을 보기" style=";">보기</span></a>&#160;<span style="font-size:smaller;">•</span>&#160;<a href="/w/index.php?title=%ED%8B%80%ED%86%A0%EB%A1%A0:%EC%9B%90%EC%86%8C_%EC%A0%95%EB%B3%B4/%EB%9D%BC%EB%93%90&amp;action=edit&amp;redlink=1" class="new" title="틀토론:원소 정보/라듐 (없는 문서)"><span title="이 틀에 대한 토론" style=";">토론</span></a>&#160;<span style="font-size:smaller;">•</span>&#160;<a class="external text" href="https://ko.wikipedia.org/w/index.php?title=%ED%8B%80:%EC%9B%90%EC%86%8C_%EC%A0%95%EB%B3%B4/%EB%9D%BC%EB%93%90&amp;action=edit"><span title="이 틀을 편집할 수 있습니다. 단, 저장하기 전에 미리 보기로 결과를 확인하여 주십시오." style=";">편집</span></a></span><span style="font-size:85%">&#x20;|&#x20;<a href="/w/index.php?title=%ED%99%94%ED%95%99_%EC%9B%90%EC%86%8C_%EC%9E%90%EB%A3%8C_%EC%B6%9C%EC%B2%98_%EB%AA%A9%EB%A1%9D&amp;action=edit&amp;redlink=1" class="new" title="화학 원소 자료 출처 목록 (없는 문서)">출처</a></span></td></tr></tbody></table> <p><b>라듐</b>(←<span style="font-size: smaller;"><a href="/wiki/%EC%98%81%EC%96%B4" title="영어">영어</a>&#58; </span><span lang="en">Radium</span>&#32;<small>레이디엄<sup>&#91;<a href="/wiki/%EC%9C%84%ED%82%A4%EB%B0%B1%EA%B3%BC:%EC%98%81%EC%96%B4%EC%9D%98_%ED%95%9C%EA%B8%80_%ED%91%9C%EA%B8%B0" title="위키백과:영어의 한글 표기">*</a>&#93;</sup></small>, <span style="font-size: smaller;"><a href="/wiki/%EB%AC%B8%ED%99%94%EC%96%B4" title="문화어">문화어</a>:</span> 라디움←<span style="font-size: smaller;"><a href="/wiki/%EB%8F%85%EC%9D%BC%EC%96%B4" title="독일어">독일어</a>&#58; </span><span lang="de">Radium</span>&#32;<small>라디움<sup>&#91;<a href="/wiki/%EC%9C%84%ED%82%A4%EB%B0%B1%EA%B3%BC:%EB%8F%85%EC%9D%BC%EC%96%B4%EC%9D%98_%ED%95%9C%EA%B8%80_%ED%91%9C%EA%B8%B0" title="위키백과:독일어의 한글 표기">*</a>&#93;</sup></small>)은 <a href="/wiki/%ED%99%94%ED%95%99_%EC%9B%90%EC%86%8C" class="mw-redirect" title="화학 원소">화학 원소</a>로 원소기호는 <b>Ra</b>(←<span style="font-size: smaller;"><a href="/wiki/%EB%9D%BC%ED%8B%B4%EC%96%B4" title="라틴어">라틴어</a>&#58; </span><span lang="la">Radium</span>&#32;<small>라디움<sup>&#91;<a href="/wiki/%EC%9C%84%ED%82%A4%EB%B0%B1%EA%B3%BC:%EC%99%B8%EB%9E%98%EC%96%B4_%ED%91%9C%EA%B8%B0%EB%B2%95/%EB%9D%BC%ED%8B%B4%EC%96%B4_%ED%91%9C%EA%B8%B0_%EC%9B%90%EC%B9%99" title="위키백과:외래어 표기법/라틴어 표기 원칙">*</a>&#93;</sup></small>), 원자번호는 88이다. <a href="/wiki/%EC%95%8C%EC%B9%BC%EB%A6%AC_%ED%86%A0%EA%B8%88%EC%86%8D" title="알칼리 토금속">알칼리 토금속</a>에 속하는 원소 중에서 가장 무거운 원소이고 <a href="/wiki/%EB%8F%99%EC%9C%84_%EC%9B%90%EC%86%8C" title="동위 원소">안정동위체</a>는 존재하지 않는다.(천연상태에서는 4종류의 동위체가 존재한다.) <a href="/wiki/%EC%9D%80" title="은">은</a>과 같은 흰색 계통 금속으로 <a href="/wiki/%EB%B0%A9%EC%82%AC%EC%84%A0" title="방사선">방사성</a>이 매우 강하다. 26개 이상의 동위원소가 있는데, 모두 방사성을 띤다. 라듐은 주로 <a href="/wiki/%EC%9A%B0%EB%9D%BC%EB%8A%84" title="우라늄">우라늄</a>과 <a href="/wiki/%ED%86%A0%EB%A5%A8" title="토륨">토륨</a> 광석에 미량 들어 있다. 프랑스의 <a href="/wiki/%EB%AC%BC%EB%A6%AC%ED%95%99%EC%9E%90" title="물리학자">물리학자</a>인 <a href="/wiki/%ED%80%B4%EB%A6%AC_%EB%B6%80%EB%B6%80" title="퀴리 부부">퀴리 부부</a>와 공동 연구자인 G. 베몽이 <a href="/wiki/1898%EB%85%84" title="1898년">1898년</a>에 우라늄 광석인 <a href="/wiki/%ED%94%BC%EC%B9%98%EB%B8%94%EB%A0%8C%EB%93%9C" class="mw-redirect" title="피치블렌드">피치블렌드</a>에서 라듐을 발견했다. 질량수는 226.025u, 녹는점 973K(700&#160;°C, 1292&#160;°F), 끓는점 2000K(1737&#160;°C, 3159&#160;°F), 밀도는 실온에서 약 5.5g/cm<sup>3</sup>이다. 덧붙여 라듐 224, 226, 228은 <a href="/wiki/WHO" class="mw-redirect" title="WHO">WHO</a>의 하부기관 IARC에서 발암성이 있다고(Type1) 권고되고 있다. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="발견"><span id=".EB.B0.9C.EA.B2.AC"></span>발견</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit&amp;section=1" title="부분 편집: 발견"><span>편집</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>라듐은 퀴리 부부에 의해 <a href="/wiki/1898%EB%85%84" title="1898년">1898년</a>에 북부 보헤미아에서 산출된 <a href="/wiki/%ED%94%BC%EC%B9%98%EB%B8%94%EB%A0%8C%EB%93%9C" class="mw-redirect" title="피치블렌드">피치블렌드</a>에서 발견되었다. <a href="/wiki/%EC%88%98%EC%9D%80" title="수은">수은</a>을 음극으로 하여 순수한 <a href="/wiki/%EC%97%BC%ED%99%94_%EB%9D%BC%EB%93%90" title="염화 라듐">염화 라듐</a> 용액을 전기분해하여 석출하였다. 순수한 금속은 아말감 형태로 얻는다. </p> <div class="mw-heading mw-heading2"><h2 id="산출"><span id=".EC.82.B0.EC.B6.9C"></span>산출</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit&amp;section=2" title="부분 편집: 산출"><span>편집</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>라듐의 모든 동위원소들은 방사능이 있고, 연구 목적을 위하여 라듐을 인공적으로 제조한다. 지구상에 매우 희귀하기 때문에 <a href="/wiki/%EC%9A%B0%EB%9D%BC%EB%8A%84" title="우라늄">우라늄</a> 광석 10 톤에 1g도 채 들어있지 않다. 매우 작은 규모의 라듐은 액체 상태의 염화 라듐(RaCl<sub>2</sub>)의 전기 분해에 의해 제조할 수 있다. 이는 처음에 <a href="/wiki/%EC%88%98%EC%9D%80" title="수은">수은</a> 음극을 사용하여 라듐 아말감을 제조한다. 금속은 증류에 의해 아말감으로부터 얻었다. </p> <dl><dt>양극</dt> <dd>2Cl<sup>-</sup>(l) → Cl<sub>2</sub> (g) + 2e<sup>-</sup></dd></dl> <dl><dt>음극</dt> <dd>Ra<sup>2+</sup>(l) + 2e<sup>-</sup> → Ra</dd></dl> <div class="mw-heading mw-heading2"><h2 id="성질"><span id=".EC.84.B1.EC.A7.88"></span>성질</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit&amp;section=3" title="부분 편집: 성질"><span>편집</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/%EB%B0%98%EA%B0%90%EA%B8%B0" title="반감기">반감기</a>는 1,600년이며, <a href="/wiki/%EC%9D%80" title="은">은</a>과 같은 흰색 계통의 무른 금속이다. 강력한 방사선을 내뿜기 때문에 아주 위험하며, <a href="/wiki/%EB%A7%88%EB%A6%AC_%ED%80%B4%EB%A6%AC" title="마리 퀴리">마리 퀴리</a>의 사망 원인도 실험과정에서 쬐인 핵물질에 의한 피폭이 주 원인이었다. <a href="/wiki/88" title="88">88</a>번 원소이고 <a href="/wiki/2" title="2">2</a>족이기 때문에 원자의 산화수는 +2이다. 그때문에 전자가 2가 음이온과 반응을 일으킬 수 있으며, 인체에 매우 치명적이다. 라듐을 발견한 <a href="/wiki/%EB%A7%88%EB%A6%AC_%ED%80%B4%EB%A6%AC" title="마리 퀴리">마리 퀴리</a>의 이름을 딴 <a href="/wiki/%ED%80%B4%EB%A5%A8" title="퀴륨">퀴륨</a>은 방사성전지에 쓰인다. </p> <div class="mw-heading mw-heading2"><h2 id="공기와의_반응"><span id=".EA.B3.B5.EA.B8.B0.EC.99.80.EC.9D.98_.EB.B0.98.EC.9D.91"></span>공기와의 반응</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit&amp;section=4" title="부분 편집: 공기와의 반응"><span>편집</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>라듐은 산소로부터 표면을 보호하는 얇은 산화물 층으로 덮여 있다. 이 산화물 층은 <a href="/wiki/%EB%A7%88%EA%B7%B8%EB%84%A4%EC%8A%98" title="마그네슘">마그네슘</a>의 산화물 층보다 얇다. 공기 중에서 연소하여 산화 라듐(RaO)과 질화 라듐(Ra3N2)을 생성하는가에 대해서는 확실하지 않으며 오히려 과산화 라듐(RaO2)이 생성될 가능성이 있다. 주기율표에서 마그네슘 아래 네 번째 자리에 위치하는 라듐은 공기 중에서 반응성이 마그네슘보다 크다. </p> <div class="mw-heading mw-heading2"><h2 id="물과의_반응"><span id=".EB.AC.BC.EA.B3.BC.EC.9D.98_.EB.B0.98.EC.9D.91"></span>물과의 반응</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit&amp;section=5" title="부분 편집: 물과의 반응"><span>편집</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>물과는 <a href="/wiki/%EC%88%98%EC%86%8C" title="수소">수소</a> 기체(H2)를 발생시키고 수산화 라듐(Ra(OH)2)을 형성할 것이다. 이 반응은 주기율표 바로 위에 위치한 <a href="/wiki/%EB%B0%94%EB%A5%A8" title="바륨">바륨</a>보다 빠를 것으로 기대된다. </p> <div class="mw-heading mw-heading2"><h2 id="할로젠과의_반응"><span id=".ED.95.A0.EB.A1.9C.EC.A0.A0.EA.B3.BC.EC.9D.98_.EB.B0.98.EC.9D.91"></span>할로젠과의 반응</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit&amp;section=6" title="부분 편집: 할로젠과의 반응"><span>편집</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>할로젠들과 직접적으로 반응한다는 것은 확인되지 않으나 <a href="/wiki/%EC%97%BC%ED%99%94_%EB%9D%BC%EB%93%90" title="염화 라듐">염화 라듐</a>(RaCl2)과 <a href="/wiki/%EB%B8%8C%EB%A1%9C%EB%AF%BC" title="브로민">브로민</a>화 라듐(RaBr2)이라는 두 화합물이 알려져 있기에 할로젠과 반응할 것이다. </p> <div class="mw-heading mw-heading2"><h2 id="용도"><span id=".EC.9A.A9.EB.8F.84"></span>용도</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit&amp;section=7" title="부분 편집: 용도"><span>편집</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>라듐은 1900년대 중반 손목 시계와 괘종 시계의 시계 바늘과 숫자들을 도색하는 페인트로 사용되었다. 이 페인트는 라듐 화합물과 인광체로 구성되어 있어, 어두운 곳에서 빛을 냈다. 순수한 라듐을 깨끗하게 닦으면 밝은 흰색으로 표면이 보인다. 그러나 공기중에 노출되자마자 검게 되는데 이는 질화물이 생성되기 때문인 것으로 예상된다. 화합물과 같이 빛을 방출하며 물속에서 분해될 뿐만 아니라 바륨보다 좀 더 휘발된다. 또한 분홍색의 불꽃을 내며 연소한다. </p><p>α-, β-, 및 γ-선을 방출하고 <a href="/wiki/%EB%B2%A0%EB%A6%B4%EB%A5%A8" title="베릴륨">베릴륨</a>과 핵반응을 일으키면 중성자들을 생성한다. 흡입, 섭취, 또는 신체에 노출되면 암과 다른 신체의 병들의 원인이 된다. 알칼리 토금속이며 알파붕괴하여 방사성 기체인 <a href="/wiki/%EB%9D%BC%EB%8F%88" title="라돈">라돈</a>이 된다. 안정한 <a href="/wiki/%EB%82%A9" title="납">납</a>의 동위원소가 될 때까지 방사능 붕괴를 한다. 같은 질량의 <a href="/wiki/%EC%9A%B0%EB%9D%BC%EB%8A%84" title="우라늄">우라늄</a>보다 약 백만 배 정도 방사능이 강하다. 자연계에 매우 적은 양이 존재한다. 때문에 평상시에 위험할 정도의 라듐을 흡수할 일은 거의 없다. 특별한 취급 기법과 주의를 요하는 몇몇 핵 연구 실험실들에서 연구되고 있다. 화학적인 견해에서 라듐의 위험성은 바륨과 비슷하다. </p><p><a href="/wiki/1950%EB%85%84" title="1950년">1950년</a>대 중반까지 <a href="/wiki/%EC%95%94" title="암">암</a> 치료에 널리 이용되었고 <a href="/wiki/%EC%8B%9C%EA%B3%84" title="시계">시계</a>나 측정기기의 눈금판이나 문자판에 쓰이는 형광<a href="/wiki/%EB%8F%84%EB%A3%8C" title="도료">페인트</a>의 주요 성분이었다. 지금은 더 안전하고 값싼 방사성 물질이 의료 부문과 공업에 라듐 대신 쓰이고 있다. 몸에 해로운 높은 에너지의 방사선을 많이 방출하는데 몸에 흡수되면 <a href="/wiki/%EC%B9%BC%EC%8A%98" title="칼슘">칼슘</a>처럼 뼈에 쌓인다. 이와 같이 뼈에 쌓인 라듐이 방출하는 방사선은 뼈의 골수에 충격을 주고 <a href="/wiki/%EC%A0%81%ED%98%88%EA%B5%AC" title="적혈구">적혈구</a>를 만드는 조직을 파괴하며 <a href="/wiki/%EB%BC%88" title="뼈">뼈</a>에 <a href="/wiki/%EC%95%94%EC%84%B8%ED%8F%AC" title="암세포">암세포</a>를 만들기도 한다. 예전에는 형광시계의 문자판을 생산하는 공장에서 라듐을 다루는 몇몇 노동자들이 방사선을 지나치게 흡수해 사망하기도 했다. </p> <div class="mw-heading mw-heading2"><h2 id="동위_원소"><span id=".EB.8F.99.EC.9C.84_.EC.9B.90.EC.86.8C"></span>동위 원소</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit&amp;section=8" title="부분 편집: 동위 원소"><span>편집</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>대기 중에 아주 적게 존재하며 평상시에 위험할 정도의 라듐을 흡수할 일은 거의 없다. 우라늄의 방사성붕괴로 자연에서 끊임없이 생긴다. <a href="/wiki/%EC%9A%B0%EB%9D%BC%EB%8A%84" title="우라늄">우라늄</a>의 동위원소 중에서 가장 무거운 <a href="/wiki/%EC%9A%B0%EB%9D%BC%EB%8A%84-238" title="우라늄-238">우라늄-238</a>의 방사성 붕괴가 일어나는 동안 <a href="/wiki/%EC%95%8C%ED%8C%8C%EC%84%A0" class="mw-redirect" title="알파선">알파선</a>, <a href="/wiki/%EB%B2%A0%ED%83%80%EC%84%A0" class="mw-redirect" title="베타선">베타선</a>, 그리고 <a href="/wiki/%EA%B0%90%EB%A7%88%EC%84%A0" title="감마선">감마선</a>의 형태로 방사선이 나온다. 이 과정에서 우라늄-238은 우라늄-234가 되고, 이것은 다시 <a href="/wiki/%ED%86%A0%EB%A5%A8" title="토륨">토륨</a>-230이 된다. 토륨-230은 알파붕괴하여 라듐-226이 된다. 자연에 있는 라듐은 계속해서 붕괴하기 때문에 농도가 낮다. 라듐-226은 알파붕괴하여 <a href="/wiki/%EB%9D%BC%EB%8F%88" title="라돈">라돈</a>이 되었다가 최종적으로 안정한 <a href="/wiki/%EB%82%A9" title="납">납</a>의 동위원소가 된다. </p> <div class="mw-heading mw-heading2"><h2 id="같이_보기"><span id=".EA.B0.99.EC.9D.B4_.EB.B3.B4.EA.B8.B0"></span>같이 보기</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%EB%9D%BC%EB%93%90&amp;action=edit&amp;section=9" title="부분 편집: 같이 보기"><span>편집</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r36480479">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:#f9f9f9;display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output 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href="/wiki/%ED%8B%80:%EC%A3%BC%EA%B8%B0%EC%9C%A8%ED%91%9C" title="틀:주기율표"><abbr title="이 틀을 보기" style=";;background:none transparent;border:none;box-shadow:none;padding:0;">v</abbr></a></li><li class="nv-토론"><a href="/wiki/%ED%8B%80%ED%86%A0%EB%A1%A0:%EC%A3%BC%EA%B8%B0%EC%9C%A8%ED%91%9C" title="틀토론:주기율표"><abbr title="이 틀에 관해 토론하기" style=";;background:none transparent;border:none;box-shadow:none;padding:0;">t</abbr></a></li><li class="nv-편집"><a href="/wiki/%ED%8A%B9%EC%88%98:%EB%AC%B8%EC%84%9C%ED%8E%B8%EC%A7%91/%ED%8B%80:%EC%A3%BC%EA%B8%B0%EC%9C%A8%ED%91%9C" title="특수:문서편집/틀:주기율표"><abbr title="이 틀을 편집하기" style=";;background:none transparent;border:none;box-shadow:none;padding:0;">e</abbr></a></li></ul></div><div id="주기율표" style="font-size:114%;margin:0 4em"><a href="/wiki/%EC%A3%BC%EA%B8%B0%EC%9C%A8%ED%91%9C" title="주기율표">주기율표</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd wraplinks" style="width:100%;padding:0"><div style="padding:0 0.25em"> <table cellpadding="0" style="table-layout:fixed; width:100%;" aria-describedby="periodic-table-legend"> <tbody><tr> <td style="line-height:100%;"> </td> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/%EC%95%8C%EC%B9%BC%EB%A6%AC_%EA%B8%88%EC%86%8D" title="알칼리 금속">1</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/%EC%95%8C%EC%B9%BC%EB%A6%AC_%ED%86%A0%EA%B8%88%EC%86%8D" title="알칼리 토금속">2</a> </th> <td colspan="14"> </td> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/3%EC%A1%B1_%EC%9B%90%EC%86%8C" title="3족 원소">3</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/4%EC%A1%B1_%EC%9B%90%EC%86%8C" title="4족 원소">4</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/5%EC%A1%B1_%EC%9B%90%EC%86%8C" title="5족 원소">5</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/6%EC%A1%B1_%EC%9B%90%EC%86%8C" title="6족 원소">6</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/7%EC%A1%B1_%EC%9B%90%EC%86%8C" title="7족 원소">7</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/8%EC%A1%B1_%EC%9B%90%EC%86%8C" title="8족 원소">8</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/9%EC%A1%B1_%EC%9B%90%EC%86%8C" title="9족 원소">9</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/10%EC%A1%B1_%EC%9B%90%EC%86%8C" title="10족 원소">10</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/11%EC%A1%B1_%EC%9B%90%EC%86%8C" title="11족 원소">11</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/12%EC%A1%B1_%EC%9B%90%EC%86%8C" title="12족 원소">12</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/13%EC%A1%B1_%EC%9B%90%EC%86%8C" title="13족 원소">13</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/14%EC%A1%B1_%EC%9B%90%EC%86%8C" title="14족 원소">14</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/15%EC%A1%B1_%EC%9B%90%EC%86%8C" title="15족 원소">15</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/16%EC%A1%B1_%EC%9B%90%EC%86%8C" title="16족 원소">16</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/%ED%95%A0%EB%A1%9C%EC%A0%A0" title="할로젠">17</a> </th> <th scope="col" style="background:transparent; font-weight:normal;"><a href="/wiki/%EB%B9%84%ED%99%9C%EC%84%B1_%EA%B8%B0%EC%B2%B4" title="비활성 기체">18</a> </th></tr> <tr> <th scope="row" style="background:transparent; font-weight:normal;"><a href="/wiki/1%EC%A3%BC%EA%B8%B0_%EC%9B%90%EC%86%8C" title="1주기 원소">1</a> </th> <td title="수소, 1 (other nonmetal)" style="text-align:center; background:#a0ffa0; border:none; ;"><a href="/wiki/%EC%88%98%EC%86%8C" title="수소"><span style="display:block">H</span></a> </td> <td colspan="30"> </td> <td title="헬륨, 2 (noble gas)" style="text-align:center; background:#c0ffff; border:none; ;"><a href="/wiki/%ED%97%AC%EB%A5%A8" title="헬륨"><span style="display:block">He</span></a> </td></tr> <tr> <th scope="row" style="background:transparent; font-weight:normal;"><a href="/wiki/2%EC%A3%BC%EA%B8%B0_%EC%9B%90%EC%86%8C" title="2주기 원소">2</a> </th> <td title="리튬, 3 (alkali metal)" style="text-align:center; background:#ff6666; border:none; ;"><a href="/wiki/%EB%A6%AC%ED%8A%AC" title="리튬"><span style="display:block">Li</span></a> </td> <td title="베릴륨, 4 (alkaline earth metal)" style="text-align:center; background:#ffdead; border:none; ;"><a href="/wiki/%EB%B2%A0%EB%A6%B4%EB%A5%A8" title="베릴륨"><span style="display:block">Be</span></a> </td> <td colspan="24"> </td> <td title="붕소, 5 (metalloid)" style="text-align:center; background:#cccc99; border:none; ;"><a href="/wiki/%EB%B6%95%EC%86%8C" title="붕소"><span style="display:block">B</span></a> </td> <td title="탄소, 6 (other nonmetal)" style="text-align:center; background:#a0ffa0; border:none; ;"><a href="/wiki/%ED%83%84%EC%86%8C" title="탄소"><span style="display:block">C</span></a> </td> <td title="질소, 7 (other nonmetal)" style="text-align:center; background:#a0ffa0; border:none; ;"><a href="/wiki/%EC%A7%88%EC%86%8C" title="질소"><span style="display:block">N</span></a> </td> <td title="산소, 8 (other nonmetal)" style="text-align:center; background:#a0ffa0; border:none; ;"><a href="/wiki/%EC%82%B0%EC%86%8C" title="산소"><span style="display:block">O</span></a> </td> <td title="플루오린, 9 (halogen)" style="text-align:center; background:#ffff99; border:none; ;"><a href="/wiki/%ED%94%8C%EB%A3%A8%EC%98%A4%EB%A6%B0" title="플루오린"><span style="display:block">F</span></a> </td> <td title="네온, 10 (noble gas)" style="text-align:center; background:#c0ffff; border:none; ;"><a href="/wiki/%EB%84%A4%EC%98%A8" title="네온"><span style="display:block">Ne</span></a> </td></tr> <tr> <th scope="row" style="background:transparent; font-weight:normal;"><a href="/wiki/3%EC%A3%BC%EA%B8%B0_%EC%9B%90%EC%86%8C" title="3주기 원소">3</a> </th> <td title="나트륨, 11 (alkali metal)" style="text-align:center; background:#ff6666; border:none; ;"><a href="/wiki/%EB%82%98%ED%8A%B8%EB%A5%A8" title="나트륨"><span style="display:block">Na</span></a> </td> <td title="마그네슘, 12 (alkaline earth metal)" style="text-align:center; background:#ffdead; border:none; ;"><a href="/wiki/%EB%A7%88%EA%B7%B8%EB%84%A4%EC%8A%98" title="마그네슘"><span style="display:block">Mg</span></a> </td> <td colspan="24"> </td> <td title="알루미늄, 13 (post-transition metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%EC%95%8C%EB%A3%A8%EB%AF%B8%EB%8A%84" title="알루미늄"><span style="display:block">Al</span></a> </td> <td title="규소, 14 (metalloid)" style="text-align:center; background:#cccc99; border:none; ;"><a href="/wiki/%EA%B7%9C%EC%86%8C" title="규소"><span style="display:block">Si</span></a> </td> <td title="인, 15 (other nonmetal)" style="text-align:center; background:#a0ffa0; border:none; ;"><a href="/wiki/%EC%9D%B8" title="인"><span style="display:block">P</span></a> </td> <td title="황, 16 (other nonmetal)" style="text-align:center; background:#a0ffa0; border:none; ;"><a href="/wiki/%ED%99%A9" title="황"><span style="display:block">S</span></a> </td> <td title="염소, 17 (halogen)" style="text-align:center; background:#ffff99; border:none; ;"><a href="/wiki/%EC%97%BC%EC%86%8C_(%EC%9B%90%EC%86%8C)" title="염소 (원소)"><span style="display:block">Cl</span></a> </td> <td title="아르곤, 18 (noble gas)" style="text-align:center; background:#c0ffff; border:none; ;"><a href="/wiki/%EC%95%84%EB%A5%B4%EA%B3%A4" title="아르곤"><span style="display:block">Ar</span></a> </td></tr> <tr> <th scope="row" style="background:transparent; font-weight:normal;"><a href="/wiki/4%EC%A3%BC%EA%B8%B0_%EC%9B%90%EC%86%8C" title="4주기 원소">4</a> </th> <td title="칼륨, 19 (alkali metal)" style="text-align:center; background:#ff6666; border:none; ;"><a href="/wiki/%EC%B9%BC%EB%A5%A8" title="칼륨"><span style="display:block">K</span></a> </td> <td title="칼슘, 20 (alkaline earth metal)" style="text-align:center; background:#ffdead; border:none; ;"><a href="/wiki/%EC%B9%BC%EC%8A%98" title="칼슘"><span style="display:block">Ca</span></a> </td> <td colspan="14"> </td> <td title="스칸듐, 21 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%8A%A4%EC%B9%B8%EB%93%90" title="스칸듐"><span style="display:block">Sc</span></a> </td> <td title="타이타늄, 22 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%ED%83%80%EC%9D%B4%ED%83%80%EB%8A%84" title="타이타늄"><span style="display:block">Ti</span></a> </td> <td title="바나듐, 23 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%B0%94%EB%82%98%EB%93%90" title="바나듐"><span style="display:block">V</span></a> </td> <td title="크로뮴, 24 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%ED%81%AC%EB%A1%9C%EB%AE%B4" title="크로뮴"><span style="display:block">Cr</span></a> </td> <td title="망가니즈, 25 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%A7%9D%EA%B0%80%EB%8B%88%EC%A6%88" title="망가니즈"><span style="display:block">Mn</span></a> </td> <td title="철, 26 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%B2%A0" title="철"><span style="display:block">Fe</span></a> </td> <td title="코발트, 27 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%BD%94%EB%B0%9C%ED%8A%B8" title="코발트"><span style="display:block">Co</span></a> </td> <td title="니켈, 28 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%8B%88%EC%BC%88" title="니켈"><span style="display:block">Ni</span></a> </td> <td title="구리, 29 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EA%B5%AC%EB%A6%AC" title="구리"><span style="display:block">Cu</span></a> </td> <td title="아연, 30 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%95%84%EC%97%B0" title="아연"><span style="display:block">Zn</span></a> </td> <td title="갈륨, 31 (other metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%EA%B0%88%EB%A5%A8" title="갈륨"><span style="display:block">Ga</span></a> </td> <td title="저마늄, 32 (metalloid)" style="text-align:center; background:#cccc99; border:none; ;"><a href="/wiki/%EC%A0%80%EB%A7%88%EB%8A%84" title="저마늄"><span style="display:block">Ge</span></a> </td> <td title="비소, 33 (metalloid)" style="text-align:center; background:#cccc99; border:none; ;"><a href="/wiki/%EB%B9%84%EC%86%8C" title="비소"><span style="display:block">As</span></a> </td> <td title="셀레늄, 34 (other nonmetal)" style="text-align:center; background:#a0ffa0; border:none; ;"><a href="/wiki/%EC%85%80%EB%A0%88%EB%8A%84" title="셀레늄"><span style="display:block">Se</span></a> </td> <td title="브로민, 35 (halogen)" style="text-align:center; background:#ffff99; border:none; ;"><a href="/wiki/%EB%B8%8C%EB%A1%9C%EB%AF%BC" title="브로민"><span style="display:block">Br</span></a> </td> <td title="크립톤, 36 (noble gas)" style="text-align:center; background:#c0ffff; border:none; ;"><a href="/wiki/%ED%81%AC%EB%A6%BD%ED%86%A4" title="크립톤"><span style="display:block">Kr</span></a> </td></tr> <tr> <th scope="row" style="background:transparent; font-weight:normal;"><a href="/wiki/5%EC%A3%BC%EA%B8%B0_%EC%9B%90%EC%86%8C" title="5주기 원소">5</a> </th> <td title="루비듐, 37 (alkali metal)" style="text-align:center; background:#ff6666; border:none; ;"><a href="/wiki/%EB%A3%A8%EB%B9%84%EB%93%90" title="루비듐"><span style="display:block">Rb</span></a> </td> <td title="스트론튬, 38 (alkaline earth metal)" style="text-align:center; background:#ffdead; border:none; ;"><a href="/wiki/%EC%8A%A4%ED%8A%B8%EB%A1%A0%ED%8A%AC" title="스트론튬"><span style="display:block">Sr</span></a> </td> <td colspan="14"> </td> <td title="이트륨, 39 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%9D%B4%ED%8A%B8%EB%A5%A8" title="이트륨"><span style="display:block">Y</span></a> </td> <td title="지르코늄, 40 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%A7%80%EB%A5%B4%EC%BD%94%EB%8A%84" title="지르코늄"><span style="display:block">Zr</span></a> </td> <td title="나이오븀, 41 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%82%98%EC%9D%B4%EC%98%A4%EB%B8%80" title="나이오븀"><span style="display:block">Nb</span></a> </td> <td title="몰리브데넘, 42 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%AA%B0%EB%A6%AC%EB%B8%8C%EB%8D%B0%EB%84%98" title="몰리브데넘"><span style="display:block">Mo</span></a> </td> <td title="테크네튬, 43 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%ED%85%8C%ED%81%AC%EB%84%A4%ED%8A%AC" title="테크네튬"><span style="display:block">Tc</span></a> </td> <td title="루테늄, 44 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%A3%A8%ED%85%8C%EB%8A%84" title="루테늄"><span style="display:block">Ru</span></a> </td> <td title="로듐, 45 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%A1%9C%EB%93%90" title="로듐"><span style="display:block">Rh</span></a> </td> <td title="팔라듐, 46 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%ED%8C%94%EB%9D%BC%EB%93%90" title="팔라듐"><span style="display:block">Pd</span></a> </td> <td title="은, 47 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%9D%80" title="은"><span style="display:block">Ag</span></a> </td> <td title="카드뮴, 48 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%B9%B4%EB%93%9C%EB%AE%B4" title="카드뮴"><span style="display:block">Cd</span></a> </td> <td title="인듐, 49 (post-transition metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%EC%9D%B8%EB%93%90" title="인듐"><span style="display:block">In</span></a> </td> <td title="주석, 50 (post-transition metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%EC%A3%BC%EC%84%9D_(%EC%9B%90%EC%86%8C)" title="주석 (원소)"><span style="display:block">Sn</span></a> </td> <td title="안티모니, 51 (metalloid)" style="text-align:center; background:#cccc99; border:none; ;"><a href="/wiki/%EC%95%88%ED%8B%B0%EB%AA%A8%EB%8B%88" title="안티모니"><span style="display:block">Sb</span></a> </td> <td title="텔루륨, 52 (metalloid)" style="text-align:center; background:#cccc99; border:none; ;"><a href="/wiki/%ED%85%94%EB%A3%A8%EB%A5%A8" title="텔루륨"><span style="display:block">Te</span></a> </td> <td title="아이오딘, 53 (halogen)" style="text-align:center; background:#ffff99; border:none; ;"><a href="/wiki/%EC%95%84%EC%9D%B4%EC%98%A4%EB%94%98" title="아이오딘"><span style="display:block">I</span></a> </td> <td title="제논, 54 (noble gas)" style="text-align:center; background:#c0ffff; border:none; ;"><a href="/wiki/%EC%A0%9C%EB%85%BC_(%EC%9B%90%EC%86%8C)" title="제논 (원소)"><span style="display:block">Xe</span></a> </td></tr> <tr> <th scope="row" style="background:transparent; font-weight:normal;"><a href="/wiki/6%EC%A3%BC%EA%B8%B0_%EC%9B%90%EC%86%8C" title="6주기 원소">6</a> </th> <td title="세슘, 55 (alkali metal)" style="text-align:center; background:#ff6666; border:none; ;"><a href="/wiki/%EC%84%B8%EC%8A%98" title="세슘"><span style="display:block">Cs</span></a> </td> <td title="바륨, 56 (alkaline earth metal)" style="text-align:center; background:#ffdead; border:none; ;"><a href="/wiki/%EB%B0%94%EB%A5%A8" title="바륨"><span style="display:block">Ba</span></a> </td> <td title="란타넘, 57 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EB%9E%80%ED%83%80%EB%84%98" title="란타넘"><span style="display:block">La</span></a> </td> <td title="세륨, 58 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EC%84%B8%EB%A5%A8" title="세륨"><span style="display:block">Ce</span></a> </td> <td title="프라세오디뮴, 59 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%ED%94%84%EB%9D%BC%EC%84%B8%EC%98%A4%EB%94%94%EB%AE%B4" title="프라세오디뮴"><span style="display:block">Pr</span></a> </td> <td title="네오디뮴, 60 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EB%84%A4%EC%98%A4%EB%94%94%EB%AE%B4" title="네오디뮴"><span style="display:block">Nd</span></a> </td> <td title="프로메튬, 61 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%ED%94%84%EB%A1%9C%EB%A9%94%ED%8A%AC" title="프로메튬"><span style="display:block">Pm</span></a> </td> <td title="사마륨, 62 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EC%82%AC%EB%A7%88%EB%A5%A8" title="사마륨"><span style="display:block">Sm</span></a> </td> <td title="유로퓸, 63 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EC%9C%A0%EB%A1%9C%ED%93%B8" title="유로퓸"><span style="display:block">Eu</span></a> </td> <td title="가돌리늄, 64 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EA%B0%80%EB%8F%8C%EB%A6%AC%EB%8A%84" title="가돌리늄"><span style="display:block">Gd</span></a> </td> <td title="터븀, 65 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%ED%84%B0%EB%B8%80" title="터븀"><span style="display:block">Tb</span></a> </td> <td title="디스프로슘, 66 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EB%94%94%EC%8A%A4%ED%94%84%EB%A1%9C%EC%8A%98" title="디스프로슘"><span style="display:block">Dy</span></a> </td> <td title="홀뮴, 67 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%ED%99%80%EB%AE%B4" title="홀뮴"><span style="display:block">Ho</span></a> </td> <td title="어븀, 68 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EC%96%B4%EB%B8%80" title="어븀"><span style="display:block">Er</span></a> </td> <td title="툴륨, 69 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%ED%88%B4%EB%A5%A8" title="툴륨"><span style="display:block">Tm</span></a> </td> <td title="이터븀, 70 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EC%9D%B4%ED%84%B0%EB%B8%80" title="이터븀"><span style="display:block">Yb</span></a> </td> <td title="루테튬, 71 (lanthanide)" style="text-align:center; background:#ffbfff; border:none; ;"><a href="/wiki/%EB%A3%A8%ED%85%8C%ED%8A%AC" title="루테튬"><span style="display:block">Lu</span></a> </td> <td title="하프늄, 72 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%ED%95%98%ED%94%84%EB%8A%84" title="하프늄"><span style="display:block">Hf</span></a> </td> <td title="탄탈럼, 73 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%ED%83%84%ED%83%88%EB%9F%BC" title="탄탈럼"><span style="display:block">Ta</span></a> </td> <td title="텅스텐, 74 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%ED%85%85%EC%8A%A4%ED%85%90" title="텅스텐"><span style="display:block">W</span></a> </td> <td title="레늄, 75 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%A0%88%EB%8A%84" title="레늄"><span style="display:block">Re</span></a> </td> <td title="오스뮴, 76 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%98%A4%EC%8A%A4%EB%AE%B4" title="오스뮴"><span style="display:block">Os</span></a> </td> <td title="이리듐, 77 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%9D%B4%EB%A6%AC%EB%93%90" title="이리듐"><span style="display:block">Ir</span></a> </td> <td title="백금, 78 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%B0%B1%EA%B8%88" title="백금"><span style="display:block">Pt</span></a> </td> <td title="금, 79 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EA%B8%88" title="금"><span style="display:block">Au</span></a> </td> <td title="수은, 80 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%88%98%EC%9D%80" title="수은"><span style="display:block">Hg</span></a> </td> <td title="탈륨, 81 (post-transition metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%ED%83%88%EB%A5%A8" title="탈륨"><span style="display:block">Tl</span></a> </td> <td title="납, 82 (post-transition metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%EB%82%A9" title="납"><span style="display:block">Pb</span></a> </td> <td title="비스무트, 83 (post-transition metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%EB%B9%84%EC%8A%A4%EB%AC%B4%ED%8A%B8" title="비스무트"><span style="display:block">Bi</span></a> </td> <td title="폴로늄, 84 (post-transition metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%ED%8F%B4%EB%A1%9C%EB%8A%84" title="폴로늄"><span style="display:block">Po</span></a> </td> <td title="아스타틴, 85 (halogen)" style="text-align:center; background:#ffff99; border:none; ;"><a href="/wiki/%EC%95%84%EC%8A%A4%ED%83%80%ED%8B%B4" title="아스타틴"><span style="display:block">At</span></a> </td> <td title="라돈, 86 (noble gas)" style="text-align:center; background:#c0ffff; border:none; ;"><a href="/wiki/%EB%9D%BC%EB%8F%88" title="라돈"><span style="display:block">Rn</span></a> </td></tr> <tr> <th scope="row" style="background:transparent; font-weight:normal;"><a href="/wiki/7%EC%A3%BC%EA%B8%B0_%EC%9B%90%EC%86%8C" title="7주기 원소">7</a> </th> <td title="프랑슘, 87 (alkali metal)" style="text-align:center; background:#ff6666; border:none; ;"><a href="/wiki/%ED%94%84%EB%9E%91%EC%8A%98" title="프랑슘"><span style="display:block">Fr</span></a> </td> <td title="라듐, 88 (alkaline earth metal)" style="text-align:center; background:#ffdead; border:1px solid black; ;"><a class="mw-selflink selflink"><span style="display:block">Ra</span></a> </td> <td title="악티늄, 89 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EC%95%85%ED%8B%B0%EB%8A%84" title="악티늄"><span style="display:block">Ac</span></a> </td> <td title="토륨, 90 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%ED%86%A0%EB%A5%A8" title="토륨"><span style="display:block">Th</span></a> </td> <td title="프로트악티늄, 91 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%ED%94%84%EB%A1%9C%ED%8A%B8%EC%95%85%ED%8B%B0%EB%8A%84" title="프로트악티늄"><span style="display:block">Pa</span></a> </td> <td title="우라늄, 92 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EC%9A%B0%EB%9D%BC%EB%8A%84" title="우라늄"><span style="display:block">U</span></a> </td> <td title="넵투늄, 93 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EB%84%B5%ED%88%AC%EB%8A%84" title="넵투늄"><span style="display:block">Np</span></a> </td> <td title="플루토늄, 94 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%ED%94%8C%EB%A3%A8%ED%86%A0%EB%8A%84" title="플루토늄"><span style="display:block">Pu</span></a> </td> <td title="아메리슘, 95 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EC%95%84%EB%A9%94%EB%A6%AC%EC%8A%98" title="아메리슘"><span style="display:block">Am</span></a> </td> <td title="퀴륨, 96 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%ED%80%B4%EB%A5%A8" title="퀴륨"><span style="display:block">Cm</span></a> </td> <td title="버클륨, 97 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EB%B2%84%ED%81%B4%EB%A5%A8" title="버클륨"><span style="display:block">Bk</span></a> </td> <td title="캘리포늄, 98 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EC%BA%98%EB%A6%AC%ED%8F%AC%EB%8A%84" title="캘리포늄"><span style="display:block">Cf</span></a> </td> <td title="아인슈타이늄, 99 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EC%95%84%EC%9D%B8%EC%8A%88%ED%83%80%EC%9D%B4%EB%8A%84" title="아인슈타이늄"><span style="display:block">Es</span></a> </td> <td title="페르뮴, 100 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%ED%8E%98%EB%A5%B4%EB%AE%B4" title="페르뮴"><span style="display:block">Fm</span></a> </td> <td title="멘델레븀, 101 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EB%A9%98%EB%8D%B8%EB%A0%88%EB%B8%80" title="멘델레븀"><span style="display:block">Md</span></a> </td> <td title="노벨륨, 102 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EB%85%B8%EB%B2%A8%EB%A5%A8" title="노벨륨"><span style="display:block">No</span></a> </td> <td title="로렌슘, 103 (actinide)" style="text-align:center; background:#ff99cc; border:none; ;"><a href="/wiki/%EB%A1%9C%EB%A0%8C%EC%8A%98" title="로렌슘"><span style="display:block">Lr</span></a> </td> <td title="러더포듐, 104 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%9F%AC%EB%8D%94%ED%8F%AC%EB%93%90" title="러더포듐"><span style="display:block">Rf</span></a> </td> <td title="더브늄, 105 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%8D%94%EB%B8%8C%EB%8A%84" title="더브늄"><span style="display:block">Db</span></a> </td> <td title="시보귬, 106 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%8B%9C%EB%B3%B4%EA%B7%AC" title="시보귬"><span style="display:block">Sg</span></a> </td> <td title="보륨, 107 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%B3%B4%EB%A5%A8" title="보륨"><span style="display:block">Bh</span></a> </td> <td title="하슘, 108 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%ED%95%98%EC%8A%98" title="하슘"><span style="display:block">Hs</span></a> </td> <td title="마이트너륨, 109 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%A7%88%EC%9D%B4%ED%8A%B8%EB%84%88%EB%A5%A8" title="마이트너륨"><span style="display:block">Mt</span></a> </td> <td title="다름슈타튬, 110 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%8B%A4%EB%A6%84%EC%8A%88%ED%83%80%ED%8A%AC" title="다름슈타튬"><span style="display:block">Ds</span></a> </td> <td title="뢴트게늄, 111 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EB%A2%B4%ED%8A%B8%EA%B2%8C%EB%8A%84" title="뢴트게늄"><span style="display:block">Rg</span></a> </td> <td title="코페르니슘, 112 (transition metal)" style="text-align:center; background:#ffc0c0; border:none; ;"><a href="/wiki/%EC%BD%94%ED%8E%98%EB%A5%B4%EB%8B%88%EC%8A%98" title="코페르니슘"><span style="display:block">Cn</span></a> </td> <td title="니호늄, 113 (other metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%EB%8B%88%ED%98%B8%EB%8A%84" title="니호늄"><span style="display:block">Nh</span></a> </td> <td title="플레로븀, 114 (other metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%ED%94%8C%EB%A0%88%EB%A1%9C%EB%B8%80" title="플레로븀"><span style="display:block">Fl</span></a> </td> <td title="모스코븀, 115 (other metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%EB%AA%A8%EC%8A%A4%EC%BD%94%EB%B8%80" title="모스코븀"><span style="display:block">Mc</span></a> </td> <td title="리버모륨, 116 (other metal)" style="text-align:center; background:#cccccc; border:none; ;"><a href="/wiki/%EB%A6%AC%EB%B2%84%EB%AA%A8%EB%A5%A8" title="리버모륨"><span style="display:block">Lv</span></a> </td> <td title="테네신, 117 (halogen)" style="text-align:center; background:#ffff99; border:none; ;"><a href="/wiki/%ED%85%8C%EB%84%A4%EC%8B%A0" title="테네신"><span style="display:block">Ts</span></a> </td> <td title="오가네손, 118 (noble gas)" style="text-align:center; background:#c0ffff; border:none; ;"><a href="/wiki/%EC%98%A4%EA%B0%80%EB%84%A4%EC%86%90" title="오가네손"><span style="display:block">Og</span></a> </td></tr></tbody></table> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-even wraplinks" style="width:100%;padding:0"><div style="padding:0 0.25em"> <table role="presentation" id="periodic-table-legend" class="wikitable" style="width:100%; line-height:120%; text-align:center; vertical-align:top; font-size:85%; background:#f8f8f8; margin:0; font-size:90%; margin-top:0.5em;"> <tbody><tr> <td> <table style="width:100%; table-layout:fixed; overflow:hidden;"> <tbody><tr> <td style="padding:0 1px; background:#ff6666;"><a href="/wiki/%EC%95%8C%EC%B9%BC%EB%A6%AC_%EA%B8%88%EC%86%8D" title="알칼리 금속"><span class="nowrap">알칼리</span> <span class="nowrap">금속</span></a> </td> <td style="padding:0 1px; background:#ffdead;"><a href="/wiki/%EC%95%8C%EC%B9%BC%EB%A6%AC_%ED%86%A0%EA%B8%88%EC%86%8D" title="알칼리 토금속"><span class="nowrap">알칼리</span> <span class="nowrap">토금속</span></a> </td> <td style="padding:0 1px; background:#ffbfff;"><a href="/wiki/%EB%9E%80%ED%83%80%EB%84%98%EC%A1%B1" title="란타넘족">란타넘족</a> </td> <td style="padding:0 1px; background:#ff99cc;"><a href="/wiki/%EC%95%85%ED%8B%B0%EB%8A%84%EC%A1%B1" title="악티늄족">악티늄족</a> </td> <td style="padding:0 1px; background:#ffc0c0;"><a href="/wiki/%EC%A0%84%EC%9D%B4_%EA%B8%88%EC%86%8D" title="전이 금속"><span class="nowrap">전이</span> <span class="nowrap">금속</span></a> </td> <td style="padding:0 1px; background:#cccccc;">기타 <a href="/wiki/%EA%B8%88%EC%86%8D" title="금속">금속</a> </td> <td style="padding:0 1px; background:#cccc99;"><a href="/wiki/%EC%A4%80%EA%B8%88%EC%86%8D" title="준금속">준금속</a> </td> <td style="padding:0 1px; background:#a0ffa0;">기타 <a href="/wiki/%EB%B9%84%EA%B8%88%EC%86%8D" title="비금속">비금속</a> </td> <td style="padding:0 1px; background:#ffff99;"><a href="/wiki/%ED%95%A0%EB%A1%9C%EC%A0%A0" title="할로젠">할로젠</a> </td> <td style="padding:0 1px; background:#c0ffff;"><a href="/wiki/%EB%B9%84%ED%99%9C%EC%84%B1_%EA%B8%B0%EC%B2%B4" title="비활성 기체"><span class="nowrap">비활성</span> <span class="nowrap">기체</span></a> </td></tr> </tbody></table> </td></tr> </tbody></table> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r36480591"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r36429174"></div><div role="navigation" class="navbox authority-control" aria-label="Navbox" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/%EC%9C%84%ED%82%A4%EB%B0%B1%EA%B3%BC:%EC%A0%84%EA%B1%B0_%ED%86%B5%EC%A0%9C" title="위키백과:전거 통제">전거 통제</a>: 국가 <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q1128#identifiers" title="위키데이터에서 편집하기"><img alt="위키데이터에서 편집하기" 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