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Hydrocarbon - Wicipedia

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vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">symud i&#039;r bar ochr</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">cuddio</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">Y dechrau</div> </a> </li> <li id="toc-Adeiledd_hydrocarbonau" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Adeiledd_hydrocarbonau"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Adeiledd hydrocarbonau</span> </div> </a> <button aria-controls="toc-Adeiledd_hydrocarbonau-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toglo is-adran Adeiledd hydrocarbonau</span> </button> <ul id="toc-Adeiledd_hydrocarbonau-sublist" class="vector-toc-list"> <li id="toc-Alcanau" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Alcanau"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Alcanau</span> </div> </a> <ul id="toc-Alcanau-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Alcenau" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Alcenau"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Alcenau</span> </div> </a> <ul id="toc-Alcenau-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Alcynau" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Alcynau"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.3</span> <span>Alcynau</span> </div> </a> <ul id="toc-Alcynau-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Cyfansoddion_aromatig" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Cyfansoddion_aromatig"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.4</span> <span>Cyfansoddion aromatig</span> </div> </a> <ul id="toc-Cyfansoddion_aromatig-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Ffynonellau_hydrocarbonau" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Ffynonellau_hydrocarbonau"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Ffynonellau hydrocarbonau</span> </div> </a> <ul id="toc-Ffynonellau_hydrocarbonau-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="Cynnwys" 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="Toglo&#039;r tabl cynnwys" > <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">Toglo&#039;r tabl cynnwys</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">Hydrocarbon</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="Ewch i erthygl mewn iaith arall. Ar gael mewn 103 iaith" > <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-103" 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">103 iaith</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/Koolwaterstof" title="Koolwaterstof - Affricaneg" lang="af" hreflang="af" data-title="Koolwaterstof" data-language-autonym="Afrikaans" data-language-local-name="Affricaneg" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-am mw-list-item"><a href="https://am.wikipedia.org/wiki/%E1%88%80%E1%8B%AD%E1%8B%B5%E1%88%AE%E1%8A%AB%E1%88%AD%E1%89%A6%E1%8A%95" title="ሀይድሮካርቦን - Amhareg" lang="am" hreflang="am" data-title="ሀይድሮካርቦን" data-language-autonym="አማርኛ" data-language-local-name="Amhareg" class="interlanguage-link-target"><span>አማርኛ</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%87%D9%8A%D8%AF%D8%B1%D9%88%D9%83%D8%B1%D8%A8%D9%88%D9%86" title="هيدروكربون - Arabeg" lang="ar" hreflang="ar" data-title="هيدروكربون" data-language-autonym="العربية" data-language-local-name="Arabeg" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Hidrocarburu" title="Hidrocarburu - Astwrianeg" lang="ast" hreflang="ast" data-title="Hidrocarburu" data-language-autonym="Asturianu" data-language-local-name="Astwrianeg" 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/Karbohidrogenl%C9%99r" title="Karbohidrogenlər - Aserbaijaneg" lang="az" hreflang="az" data-title="Karbohidrogenlər" data-language-autonym="Azərbaycanca" data-language-local-name="Aserbaijaneg" 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/%D9%87%DB%8C%D8%AF%D8%B1%D9%88%DA%A9%D8%B1%D8%A8%D9%88%D9%86" title="هیدروکربون - South Azerbaijani" lang="azb" hreflang="azb" data-title="هیدروکربون" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-bar mw-list-item"><a href="https://bar.wikipedia.org/wiki/Kuinwossastoffe" title="Kuinwossastoffe - Bavarian" lang="bar" hreflang="bar" data-title="Kuinwossastoffe" data-language-autonym="Boarisch" data-language-local-name="Bavarian" class="interlanguage-link-target"><span>Boarisch</span></a></li><li class="interlanguage-link interwiki-bcl mw-list-item"><a href="https://bcl.wikipedia.org/wiki/Hidrokarburo" title="Hidrokarburo - Central Bikol" lang="bcl" hreflang="bcl" data-title="Hidrokarburo" 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%92%D1%83%D0%B3%D0%BB%D0%B5%D0%B2%D0%B0%D0%B4%D0%B0%D1%80%D0%BE%D0%B4%D1%8B" title="Вуглевадароды - Belarwseg" lang="be" hreflang="be" data-title="Вуглевадароды" data-language-autonym="Беларуская" data-language-local-name="Belarwseg" 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%92%D1%83%D0%B3%D0%BB%D0%B5%D0%B2%D0%B0%D0%B4%D0%B0%D1%80%D0%BE%D0%B4%D1%8B" title="Вуглевадароды - Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Вуглевадароды" 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%92%D1%8A%D0%B3%D0%BB%D0%B5%D0%B2%D0%BE%D0%B4%D0%BE%D1%80%D0%BE%D0%B4" title="Въглеводород - Bwlgareg" lang="bg" hreflang="bg" data-title="Въглеводород" data-language-autonym="Български" data-language-local-name="Bwlgareg" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%B9%E0%A6%BE%E0%A6%87%E0%A6%A1%E0%A7%8D%E0%A6%B0%E0%A7%8B%E0%A6%95%E0%A6%BE%E0%A6%B0%E0%A7%8D%E0%A6%AC%E0%A6%A8" title="হাইড্রোকার্বন - Bengaleg" lang="bn" hreflang="bn" data-title="হাইড্রোকার্বন" data-language-autonym="বাংলা" data-language-local-name="Bengaleg" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Hidrokarbon" title="Hidrokarbon - Llydaweg" lang="br" hreflang="br" data-title="Hidrokarbon" data-language-autonym="Brezhoneg" data-language-local-name="Llydaweg" 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/Ugljikovodik" title="Ugljikovodik - Bosnieg" lang="bs" hreflang="bs" data-title="Ugljikovodik" data-language-autonym="Bosanski" data-language-local-name="Bosnieg" 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/Hidrocarbur" title="Hidrocarbur - Catalaneg" lang="ca" hreflang="ca" data-title="Hidrocarbur" data-language-autonym="Català" data-language-local-name="Catalaneg" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%DA%BE%D8%A7%DB%8C%D8%AF%D8%B1%DB%86%DA%A9%D8%A7%D8%B1%D8%A8%DB%86%D9%86" title="ھایدرۆکاربۆن - Cwrdeg Sorani" lang="ckb" hreflang="ckb" data-title="ھایدرۆکاربۆن" data-language-autonym="کوردی" data-language-local-name="Cwrdeg Sorani" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Uhlovod%C3%ADky" title="Uhlovodíky - Tsieceg" lang="cs" hreflang="cs" data-title="Uhlovodíky" data-language-autonym="Čeština" data-language-local-name="Tsieceg" 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%93%D0%B8%D0%B4%D1%80o%D0%BA%D0%B0%D1%80%D0%B1%D0%BE%D0%BD" title="Гидрoкарбон - Tshwfasheg" lang="cv" hreflang="cv" data-title="Гидрoкарбон" data-language-autonym="Чӑвашла" data-language-local-name="Tshwfasheg" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Kulbrinte" title="Kulbrinte - Daneg" lang="da" hreflang="da" data-title="Kulbrinte" data-language-autonym="Dansk" data-language-local-name="Daneg" 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/Kohlenwasserstoffe" title="Kohlenwasserstoffe - Almaeneg" lang="de" hreflang="de" data-title="Kohlenwasserstoffe" data-language-autonym="Deutsch" data-language-local-name="Almaeneg" 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%A5%CE%B4%CF%81%CE%BF%CE%B3%CE%BF%CE%BD%CE%AC%CE%BD%CE%B8%CF%81%CE%B1%CE%BA%CE%B5%CF%82" title="Υδρογονάνθρακες - Groeg" lang="el" hreflang="el" data-title="Υδρογονάνθρακες" data-language-autonym="Ελληνικά" data-language-local-name="Groeg" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Hydrocarbon" title="Hydrocarbon - Saesneg" lang="en" hreflang="en" data-title="Hydrocarbon" data-language-autonym="English" data-language-local-name="Saesneg" 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/Hidrokarbonido" title="Hidrokarbonido - Esperanto" lang="eo" hreflang="eo" data-title="Hidrokarbonido" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Hidrocarburo" title="Hidrocarburo - Sbaeneg" lang="es" hreflang="es" data-title="Hidrocarburo" data-language-autonym="Español" data-language-local-name="Sbaeneg" 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/S%C3%BCsivesinikud" title="Süsivesinikud - Estoneg" lang="et" hreflang="et" data-title="Süsivesinikud" data-language-autonym="Eesti" data-language-local-name="Estoneg" 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/Hidrokarburo" title="Hidrokarburo - Basgeg" lang="eu" hreflang="eu" data-title="Hidrokarburo" data-language-autonym="Euskara" data-language-local-name="Basgeg" 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/%D9%87%DB%8C%D8%AF%D8%B1%D9%88%DA%A9%D8%B1%D8%A8%D9%86" title="هیدروکربن - Perseg" lang="fa" hreflang="fa" data-title="هیدروکربن" data-language-autonym="فارسی" data-language-local-name="Perseg" 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/Hiilivedyt" title="Hiilivedyt - Ffinneg" lang="fi" hreflang="fi" data-title="Hiilivedyt" data-language-autonym="Suomi" data-language-local-name="Ffinneg" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Hydrocarbure" title="Hydrocarbure - Ffrangeg" lang="fr" hreflang="fr" data-title="Hydrocarbure" data-language-autonym="Français" data-language-local-name="Ffrangeg" 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/K%C3%B6%C3%B6lweederstoof" title="Köölweederstoof - Ffriseg Gogleddol" lang="frr" hreflang="frr" data-title="Köölweederstoof" data-language-autonym="Nordfriisk" data-language-local-name="Ffriseg Gogleddol" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Hidreacarb%C3%B3n" title="Hidreacarbón - Gwyddeleg" lang="ga" hreflang="ga" data-title="Hidreacarbón" data-language-autonym="Gaeilge" data-language-local-name="Gwyddeleg" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Hidrocarburo" title="Hidrocarburo - Galisieg" lang="gl" hreflang="gl" data-title="Hidrocarburo" data-language-autonym="Galego" data-language-local-name="Galisieg" 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%B9%E0%AA%BE%E0%AA%87%E0%AA%A1%E0%AB%8D%E0%AA%B0%E0%AB%8B%E0%AA%95%E0%AA%BE%E0%AA%B0%E0%AB%8D%E0%AA%AC%E0%AA%A8" title="હાઇડ્રોકાર્બન - Gwjarati" lang="gu" hreflang="gu" data-title="હાઇડ્રોકાર્બન" data-language-autonym="ગુજરાતી" data-language-local-name="Gwjarati" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/Th%C3%A0n-kh%C3%AEn_Fa-ha%CC%8Dp-vu%CC%8Dt" title="Thàn-khîn Fa-ha̍p-vu̍t - Hakka Chinese" lang="hak" hreflang="hak" data-title="Thàn-khîn Fa-ha̍p-vu̍t" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="Hakka Chinese" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A4%D7%97%D7%9E%D7%99%D7%9E%D7%9F" title="פחמימן - Hebraeg" lang="he" hreflang="he" data-title="פחמימן" data-language-autonym="עברית" data-language-local-name="Hebraeg" 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%B9%E0%A4%BE%E0%A4%87%E0%A4%A1%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%95%E0%A4%BE%E0%A4%B0%E0%A5%8D%E0%A4%AC%E0%A4%A8" title="हाइड्रोकार्बन - Hindi" lang="hi" hreflang="hi" data-title="हाइड्रोकार्बन" data-language-autonym="हिन्दी" data-language-local-name="Hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Ugljikovodici" title="Ugljikovodici - Croateg" lang="hr" hreflang="hr" data-title="Ugljikovodici" data-language-autonym="Hrvatski" data-language-local-name="Croateg" 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/Idwokabi" title="Idwokabi - Creol Haiti" lang="ht" hreflang="ht" data-title="Idwokabi" data-language-autonym="Kreyòl ayisyen" data-language-local-name="Creol Haiti" 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/Sz%C3%A9nhidrog%C3%A9nek" title="Szénhidrogének - Hwngareg" lang="hu" hreflang="hu" data-title="Szénhidrogének" data-language-autonym="Magyar" data-language-local-name="Hwngareg" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%B1%D5%AE%D5%AD%D5%A1%D5%BB%D6%80%D5%A1%D5%AE%D5%AB%D5%B6%D5%B6%D5%A5%D6%80" title="Ածխաջրածիններ - Armeneg" lang="hy" hreflang="hy" data-title="Ածխաջրածիններ" data-language-autonym="Հայերեն" data-language-local-name="Armeneg" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Hidrokarbon" title="Hidrokarbon - Indoneseg" lang="id" hreflang="id" data-title="Hidrokarbon" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indoneseg" 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/Hidrokarbido" title="Hidrokarbido - Ido" lang="io" hreflang="io" data-title="Hidrokarbido" data-language-autonym="Ido" data-language-local-name="Ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Kolvetni_(l%C3%ADfr%C3%A6n_efnafr%C3%A6%C3%B0i)" title="Kolvetni (lífræn efnafræði) - Islandeg" lang="is" hreflang="is" data-title="Kolvetni (lífræn efnafræði)" data-language-autonym="Íslenska" data-language-local-name="Islandeg" 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/Idrocarburi" title="Idrocarburi - Eidaleg" lang="it" hreflang="it" data-title="Idrocarburi" data-language-autonym="Italiano" data-language-local-name="Eidaleg" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E7%82%AD%E5%8C%96%E6%B0%B4%E7%B4%A0" title="炭化水素 - Japaneeg" lang="ja" hreflang="ja" data-title="炭化水素" data-language-autonym="日本語" data-language-local-name="Japaneeg" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Hidrokarbon" title="Hidrokarbon - Jafanaeg" lang="jv" hreflang="jv" data-title="Hidrokarbon" data-language-autonym="Jawa" data-language-local-name="Jafanaeg" 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%9C%E1%83%90%E1%83%AE%E1%83%A8%E1%83%98%E1%83%A0%E1%83%AC%E1%83%A7%E1%83%90%E1%83%9A%E1%83%91%E1%83%90%E1%83%93%E1%83%98" title="ნახშირწყალბადი - Georgeg" lang="ka" hreflang="ka" data-title="ნახშირწყალბადი" data-language-autonym="ქართული" data-language-local-name="Georgeg" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9A%D3%A9%D0%BC%D1%96%D1%80%D1%81%D1%83%D1%82%D0%B5%D0%BA" title="Көмірсутек - Casacheg" lang="kk" hreflang="kk" data-title="Көмірсутек" data-language-autonym="Қазақша" data-language-local-name="Casacheg" 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%B9%E0%B3%88%E0%B2%A1%E0%B3%8D%E0%B2%B0%E0%B3%8A%E0%B2%95%E0%B2%BE%E0%B2%B0%E0%B3%8D%E0%B2%AC%E0%B2%A8%E0%B3%8D%E0%B2%A8%E0%B3%81%E0%B2%97%E0%B2%B3%E0%B3%81" title="ಹೈಡ್ರೊಕಾರ್ಬನ್ನುಗಳು - Kannada" lang="kn" hreflang="kn" data-title="ಹೈಡ್ರೊಕಾರ್ಬನ್ನುಗಳು" data-language-autonym="ಕನ್ನಡ" data-language-local-name="Kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%83%84%ED%99%94%EC%88%98%EC%86%8C" title="탄화수소 - Coreeg" lang="ko" hreflang="ko" data-title="탄화수소" data-language-autonym="한국어" data-language-local-name="Coreeg" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Hydrocarboneum" title="Hydrocarboneum - Lladin" lang="la" hreflang="la" data-title="Hydrocarboneum" data-language-autonym="Latina" data-language-local-name="Lladin" 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/Kuelewaasserstoffer" title="Kuelewaasserstoffer - Lwcsembwrgeg" lang="lb" hreflang="lb" data-title="Kuelewaasserstoffer" data-language-autonym="Lëtzebuergesch" data-language-local-name="Lwcsembwrgeg" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Angliavandenilis" title="Angliavandenilis - Lithwaneg" lang="lt" hreflang="lt" data-title="Angliavandenilis" data-language-autonym="Lietuvių" data-language-local-name="Lithwaneg" 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/Og%C4%BC%C5%ABde%C5%86ra%C5%BEi" title="Ogļūdeņraži - Latfieg" lang="lv" hreflang="lv" data-title="Ogļūdeņraži" data-language-autonym="Latviešu" data-language-local-name="Latfieg" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Akoranafo" title="Akoranafo - Malagaseg" lang="mg" hreflang="mg" data-title="Akoranafo" data-language-autonym="Malagasy" data-language-local-name="Malagaseg" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%88%D0%B0%D0%B3%D0%BB%D0%B5%D0%B2%D0%BE%D0%B4%D0%BE%D1%80%D0%BE%D0%B4" title="Јаглеводород - Macedoneg" lang="mk" hreflang="mk" data-title="Јаглеводород" data-language-autonym="Македонски" data-language-local-name="Macedoneg" 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%B9%E0%B5%88%E0%B4%A1%E0%B5%8D%E0%B4%B0%E0%B5%8B%E0%B4%95%E0%B4%BE%E0%B5%BC%E0%B4%AC%E0%B4%A3%E0%B5%81%E0%B4%95%E0%B5%BE" title="ഹൈഡ്രോകാർബണുകൾ - Malayalam" lang="ml" hreflang="ml" data-title="ഹൈഡ്രോകാർബണുകൾ" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%9D%D2%AF%D2%AF%D1%80%D1%81%D1%83%D1%81%D1%82%D3%A9%D1%80%D3%A9%D0%B3%D1%87" title="Нүүрсустөрөгч - Mongoleg" lang="mn" hreflang="mn" data-title="Нүүрсустөрөгч" data-language-autonym="Монгол" data-language-local-name="Mongoleg" 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%95%E0%A4%B0%E0%A5%8D%E0%A4%AC%E0%A5%8B%E0%A4%A6%E0%A4%95" title="कर्बोदक - Marathi" lang="mr" hreflang="mr" data-title="कर्बोदक" data-language-autonym="मराठी" data-language-local-name="Marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Hidrokarbon" title="Hidrokarbon - Maleieg" lang="ms" hreflang="ms" data-title="Hidrokarbon" data-language-autonym="Bahasa Melayu" data-language-local-name="Maleieg" 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%9F%E1%80%AD%E1%80%AF%E1%80%80%E1%80%BA%E1%80%92%E1%80%9B%E1%80%AD%E1%80%AF%E1%80%80%E1%80%AC%E1%80%98%E1%80%BD%E1%80%94%E1%80%BA" title="ဟိုက်ဒရိုကာဘွန် - Byrmaneg" lang="my" hreflang="my" data-title="ဟိုက်ဒရိုကာဘွန်" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="Byrmaneg" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-ne mw-list-item"><a href="https://ne.wikipedia.org/wiki/%E0%A4%B9%E0%A4%BE%E0%A4%87%E0%A4%A1%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%95%E0%A4%BE%E0%A4%B0%E0%A5%8D%E0%A4%AC%E0%A4%A8" title="हाइड्रोकार्बन - Nepaleg" lang="ne" hreflang="ne" data-title="हाइड्रोकार्बन" data-language-autonym="नेपाली" data-language-local-name="Nepaleg" class="interlanguage-link-target"><span>नेपाली</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Koolwaterstof" title="Koolwaterstof - Iseldireg" lang="nl" hreflang="nl" data-title="Koolwaterstof" data-language-autonym="Nederlands" data-language-local-name="Iseldireg" 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/Hydrokarbon" title="Hydrokarbon - Norwyeg Nynorsk" lang="nn" hreflang="nn" data-title="Hydrokarbon" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwyeg Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Hydrokarbon" title="Hydrokarbon - Norwyeg Bokmål" lang="nb" hreflang="nb" data-title="Hydrokarbon" data-language-autonym="Norsk bokmål" data-language-local-name="Norwyeg Bokmål" 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/Idrocarbur" title="Idrocarbur - Ocsitaneg" lang="oc" hreflang="oc" data-title="Idrocarbur" data-language-autonym="Occitan" data-language-local-name="Ocsitaneg" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-om mw-list-item"><a href="https://om.wikipedia.org/wiki/Haayidirookaarboonii" title="Haayidirookaarboonii - Oromo" lang="om" hreflang="om" data-title="Haayidirookaarboonii" data-language-autonym="Oromoo" data-language-local-name="Oromo" class="interlanguage-link-target"><span>Oromoo</span></a></li><li class="interlanguage-link interwiki-os mw-list-item"><a href="https://os.wikipedia.org/wiki/%C3%86%D0%B2%D0%B7%D0%B0%D0%BB%D1%8B%D0%B4%D0%BE%D0%BD%D0%B3%D1%83%D1%8B%D1%80%D1%82%C3%A6" title="Æвзалыдонгуыртæ - Oseteg" lang="os" hreflang="os" data-title="Æвзалыдонгуыртæ" data-language-autonym="Ирон" data-language-local-name="Oseteg" 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%B9%E0%A8%BE%E0%A8%88%E0%A8%A1%E0%A8%B0%E0%A9%8B%E0%A8%95%E0%A8%BE%E0%A8%B0%E0%A8%AC%E0%A8%A8" title="ਹਾਈਡਰੋਕਾਰਬਨ - Pwnjabeg" lang="pa" hreflang="pa" data-title="ਹਾਈਡਰੋਕਾਰਬਨ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Pwnjabeg" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/W%C4%99glowodory" title="Węglowodory - Pwyleg" lang="pl" hreflang="pl" data-title="Węglowodory" data-language-autonym="Polski" data-language-local-name="Pwyleg" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%DB%81%D8%A7%D8%A6%DB%8C%DA%88%D8%B1%D9%88%DA%A9%D8%A7%D8%B1%D8%A8%D9%86" title="ہائیڈروکاربن - Western Punjabi" lang="pnb" hreflang="pnb" data-title="ہائیڈروکاربن" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Hidrocarboneto" title="Hidrocarboneto - Portiwgaleg" lang="pt" hreflang="pt" data-title="Hidrocarboneto" data-language-autonym="Português" data-language-local-name="Portiwgaleg" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Hidrocarbur%C4%83" title="Hidrocarbură - Rwmaneg" lang="ro" hreflang="ro" data-title="Hidrocarbură" data-language-autonym="Română" data-language-local-name="Rwmaneg" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A3%D0%B3%D0%BB%D0%B5%D0%B2%D0%BE%D0%B4%D0%BE%D1%80%D0%BE%D0%B4%D1%8B" title="Углеводороды - Rwseg" lang="ru" hreflang="ru" data-title="Углеводороды" data-language-autonym="Русский" data-language-local-name="Rwseg" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-rue mw-list-item"><a href="https://rue.wikipedia.org/wiki/%D0%93%D0%B8%D0%B4%D1%80%D0%BE%D0%BA%D0%B0%D1%80%D0%B1%D0%BE%D0%BD%D1%8B" title="Гидрокарбоны - Rusyn" lang="rue" hreflang="rue" data-title="Гидрокарбоны" data-language-autonym="Русиньскый" data-language-local-name="Rusyn" class="interlanguage-link-target"><span>Русиньскый</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Idrucarburu" title="Idrucarburu - Sisileg" lang="scn" hreflang="scn" data-title="Idrucarburu" data-language-autonym="Sicilianu" data-language-local-name="Sisileg" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Hydrocaurbon" title="Hydrocaurbon - Sgoteg" lang="sco" hreflang="sco" data-title="Hydrocaurbon" data-language-autonym="Scots" data-language-local-name="Sgoteg" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Ugljikovodici" title="Ugljikovodici - Serbo-Croateg" lang="sh" hreflang="sh" data-title="Ugljikovodici" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croateg" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B7%84%E0%B6%BA%E0%B7%92%E0%B6%A9%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%9C%E0%B6%9A%E0%B7%8F%E0%B6%B6%E0%B6%B1" title="හයිඩ්‍රොකාබන - Sinhaleg" lang="si" hreflang="si" data-title="හයිඩ්‍රොකාබන" data-language-autonym="සිංහල" data-language-local-name="Sinhaleg" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Hydrocarbon" title="Hydrocarbon - Simple English" lang="en-simple" hreflang="en-simple" data-title="Hydrocarbon" 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/Uh%C4%BEovod%C3%ADk" title="Uhľovodík - Slofaceg" lang="sk" hreflang="sk" data-title="Uhľovodík" data-language-autonym="Slovenčina" data-language-local-name="Slofaceg" 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/Ogljikovodik" title="Ogljikovodik - Slofeneg" lang="sl" hreflang="sl" data-title="Ogljikovodik" data-language-autonym="Slovenščina" data-language-local-name="Slofeneg" 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/Haaydarokaarboon" title="Haaydarokaarboon - Somaleg" lang="so" hreflang="so" data-title="Haaydarokaarboon" data-language-autonym="Soomaaliga" data-language-local-name="Somaleg" 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/Hidrokarburet" title="Hidrokarburet - Albaneg" lang="sq" hreflang="sq" data-title="Hidrokarburet" data-language-autonym="Shqip" data-language-local-name="Albaneg" 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%A3%D0%B3%D1%99%D0%BE%D0%B2%D0%BE%D0%B4%D0%BE%D0%BD%D0%B8%D0%BA" title="Угљоводоник - Serbeg" lang="sr" hreflang="sr" data-title="Угљоводоник" data-language-autonym="Српски / srpski" data-language-local-name="Serbeg" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Hidrokarbon" title="Hidrokarbon - Swndaneg" lang="su" hreflang="su" data-title="Hidrokarbon" data-language-autonym="Sunda" data-language-local-name="Swndaneg" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Kolv%C3%A4te" title="Kolväte - Swedeg" lang="sv" hreflang="sv" data-title="Kolväte" data-language-autonym="Svenska" data-language-local-name="Swedeg" 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/Hidrokaboni" title="Hidrokaboni - Swahili" lang="sw" hreflang="sw" data-title="Hidrokaboni" data-language-autonym="Kiswahili" data-language-local-name="Swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%A8%E0%AF%80%E0%AE%B0%E0%AE%95%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AE%B0%E0%AE%BF%E0%AE%AE%E0%AE%AE%E0%AF%8D" title="நீரகக்கரிமம் - Tamileg" lang="ta" hreflang="ta" data-title="நீரகக்கரிமம்" data-language-autonym="தமிழ்" data-language-local-name="Tamileg" 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%B9%E0%B1%88%E0%B0%A1%E0%B1%8D%E0%B0%B0%E0%B1%8B%E0%B0%95%E0%B0%BE%E0%B0%B0%E0%B1%8D%E0%B0%AC%E0%B0%A8%E0%B1%8D" title="హైడ్రోకార్బన్ - Telugu" lang="te" hreflang="te" data-title="హైడ్రోకార్బన్" data-language-autonym="తెలుగు" data-language-local-name="Telugu" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%84%E0%B8%AE%E0%B9%82%E0%B8%94%E0%B8%A3%E0%B8%84%E0%B8%B2%E0%B8%A3%E0%B9%8C%E0%B8%9A%E0%B8%AD%E0%B8%99" title="ไฮโดรคาร์บอน - Thai" lang="th" hreflang="th" data-title="ไฮโดรคาร์บอน" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Hidrokarburo" title="Hidrokarburo - Tagalog" lang="tl" hreflang="tl" data-title="Hidrokarburo" data-language-autonym="Tagalog" data-language-local-name="Tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Hidrokarbon" title="Hidrokarbon - Tyrceg" lang="tr" hreflang="tr" data-title="Hidrokarbon" data-language-autonym="Türkçe" data-language-local-name="Tyrceg" 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%A3%D0%B3%D0%BB%D0%B5%D0%B2%D0%BE%D0%B4%D0%BE%D1%80%D0%BE%D0%B4%D0%BB%D0%B0%D1%80" title="Углеводородлар - Tatareg" lang="tt" hreflang="tt" data-title="Углеводородлар" data-language-autonym="Татарча / tatarça" data-language-local-name="Tatareg" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%92%D1%83%D0%B3%D0%BB%D0%B5%D0%B2%D0%BE%D0%B4%D0%BD%D1%96" title="Вуглеводні - Wcreineg" lang="uk" hreflang="uk" data-title="Вуглеводні" data-language-autonym="Українська" data-language-local-name="Wcreineg" 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/%DB%81%D8%A7%D8%A6%DB%8C%DA%88%D8%B1%D9%88_%DA%A9%D8%A7%D8%B1%D8%A8%D9%86" title="ہائیڈرو کاربن - Wrdw" lang="ur" hreflang="ur" data-title="ہائیڈرو کاربن" data-language-autonym="اردو" data-language-local-name="Wrdw" 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/Uglevodorodlar" title="Uglevodorodlar - Wsbeceg" lang="uz" hreflang="uz" data-title="Uglevodorodlar" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Wsbeceg" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Hydrocarbon" title="Hydrocarbon - Fietnameg" lang="vi" hreflang="vi" data-title="Hydrocarbon" data-language-autonym="Tiếng Việt" data-language-local-name="Fietnameg" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Hidrokarburo" title="Hidrokarburo - Winarayeg" lang="war" hreflang="war" data-title="Hidrokarburo" data-language-autonym="Winaray" data-language-local-name="Winarayeg" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E7%83%83" title="烃 - Wu Tsieineaidd" lang="wuu" hreflang="wuu" data-title="烃" data-language-autonym="吴语" data-language-local-name="Wu Tsieineaidd" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%83%83" title="烃 - Tsieinëeg" lang="zh" hreflang="zh" data-title="烃" data-language-autonym="中文" data-language-local-name="Tsieinëeg" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Th%C3%B2a%E2%81%BF-h%C3%B2a_ch%C3%BAi-s%C3%B2%CD%98" title="Thòaⁿ-hòa chúi-sò͘ - Minnan" lang="nan" hreflang="nan" data-title="Thòaⁿ-hòa chúi-sò͘" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E7%83%B4" title="烴 - Cantoneeg" lang="yue" hreflang="yue" data-title="烴" data-language-autonym="粵語" data-language-local-name="Cantoneeg" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q43648#sitelinks-wikipedia" title="Golygu dolenni rhyngwici" class="wbc-editpage">Golygu dolenni</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Parthau"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Hydrocarbon" title="Gweld y dudalen bwnc [c]" accesskey="c"><span>Erthygl</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Sgwrs:Hydrocarbon&amp;action=edit&amp;redlink=1" rel="discussion" class="new" title="Sgwrsio am y dudalen (dim tudalen ar gael) [t]" accesskey="t"><span>Sgwrs</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Newid amrywiad iaith" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Cymraeg</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Golygon"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Hydrocarbon"><span>Darllen</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Hydrocarbon&amp;veaction=edit" title="Golygu&#039;r dudalen hon [v]" accesskey="v"><span>Golygu</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Hydrocarbon&amp;action=edit" title="Golygu cod ffynhonnell y dudalen hon [e]" accesskey="e"><span>Golygu cod</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Hydrocarbon&amp;action=history" title="Fersiynau cynt o&#039;r dudalen hon. [h]" accesskey="h"><span>Gweld hanes</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Offer tudalen"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Blwch offer" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Blwch offer</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Blwch offer</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">symud i&#039;r bar ochr</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">cuddio</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Rhagor o opsiynau" > <div class="vector-menu-heading"> Gweithredoedd </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Hydrocarbon"><span>Darllen</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Hydrocarbon&amp;veaction=edit" title="Golygu&#039;r dudalen hon [v]" accesskey="v"><span>Golygu</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Hydrocarbon&amp;action=edit" title="Golygu cod ffynhonnell y dudalen hon [e]" accesskey="e"><span>Golygu cod</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Hydrocarbon&amp;action=history"><span>Gweld hanes</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Cyffredinol </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Arbennig:WhatLinksHere/Hydrocarbon" title="Rhestr o bob tudalen sy&#039;n cysylltu â hon [j]" accesskey="j"><span>Beth sy'n cysylltu yma</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Arbennig:RecentChangesLinked/Hydrocarbon" rel="nofollow" title="Newidiadau diweddar i dudalennau sydd yn cysylltu â hon [k]" accesskey="k"><span>Newidiadau perthnasol</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Arbennig:SpecialPages" title="Rhestr o&#039;r holl dudalennau arbennig [q]" accesskey="q"><span>Tudalennau arbennig</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Hydrocarbon&amp;oldid=10918205" title="Dolen barhaol i&#039;r fersiwn hwn y dudalen hon"><span>Dolen barhaol</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Hydrocarbon&amp;action=info" title="Mwy o wybodaeth am y dudalen hon"><span>Gwybodaeth am y dudalen</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Arbennig:CiteThisPage&amp;page=Hydrocarbon&amp;id=10918205&amp;wpFormIdentifier=titleform" title="Gwybodaeth ar sut i gyfeirio at y dudalen hon"><span>Cyfeirio at y dudalen hon</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Arbennig:UrlShortener&amp;url=https%3A%2F%2Fcy.wikipedia.org%2Fwiki%2FHydrocarbon"><span>Cael URL byr</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Arbennig:QrCode&amp;url=https%3A%2F%2Fcy.wikipedia.org%2Fwiki%2FHydrocarbon"><span>Lawrlwytho cod QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Argraffu / allforio </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Arbennig:Book&amp;bookcmd=book_creator&amp;referer=Hydrocarbon"><span>Llunio llyfr</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Arbennig:DownloadAsPdf&amp;page=Hydrocarbon&amp;action=show-download-screen"><span>Lawrlwytho fel PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Hydrocarbon&amp;printable=yes" title="Cynhyrchwch fersiwn o&#039;r dudalen yn barod at ei hargraffu [p]" accesskey="p"><span>Fersiwn argraffu</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> Mewn prosiectau eraill </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Hydrocarbons" hreflang="en"><span>Comin Wikimedia</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q43648" title="Cysylltu i eitem ystorfa gysylltiedig [g]" accesskey="g"><span>Eitem Wicidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Offer tudalen"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Gwedd"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Gwedd</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">symud i&#039;r bar ochr</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">cuddio</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Oddi ar Wicipedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="cy" dir="ltr"><figure typeof="mw:File/Thumb"><a href="/wiki/Delwedd:ShellMartinez-refi.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/9c/ShellMartinez-refi.jpg/340px-ShellMartinez-refi.jpg" decoding="async" width="340" height="204" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/9c/ShellMartinez-refi.jpg/510px-ShellMartinez-refi.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/9c/ShellMartinez-refi.jpg/680px-ShellMartinez-refi.jpg 2x" data-file-width="800" data-file-height="480" /></a><figcaption>Mae <a href="/w/index.php?title=Purfa_Olew&amp;action=edit&amp;redlink=1" class="new" title="Purfa Olew (dim tudalen ar gael)">Purfa Olew</a> yn allweddol i estyn hydrocarbonnau. Mae <a href="/wiki/Olew_crai" class="mw-redirect" title="Olew crai">Olew crai</a> yn cael ei brosesu trwy nifer o gyfnodau i ffurfio mathau gwahanol o hydrocarbonnau sy'n cael eu defnyddio mewn tanwyddau a nifer o gynhyrchion masnachol arall.</figcaption></figure> <p><a href="/wiki/Cyfansoddyn" class="mw-disambig" title="Cyfansoddyn">Cyfansoddyn</a> yw <b>hydrocarbon</b> sy'n cynnwys yr <a href="/wiki/Elfen_gemegol" title="Elfen gemegol">elfennau cemegol</a> <a href="/wiki/Carbon" title="Carbon">carbon</a> a <a href="/wiki/Hydrogen" title="Hydrogen">hydrogen</a> yn unig. Mae <a href="/wiki/Cemeg_organig" title="Cemeg organig">cemeg organig</a> wedi ei seilio ar y cyfansoddion hyn a'r cyfansoddion sy'n deillio ohonynt. Mae miloedd ohonynt yn bodoli, ond gellir eu dosbarthu i nifer fach o deuluoedd cemegol: <a href="/wiki/Alcan" title="Alcan">alcanau</a>, <a href="/wiki/Alcen" title="Alcen">alcenau</a>, <a href="/wiki/Alcyn" title="Alcyn">alcynau</a> a <a href="/w/index.php?title=Cyfansoddyn_aromatig&amp;action=edit&amp;redlink=1" class="new" title="Cyfansoddyn aromatig (dim tudalen ar gael)">chyfansoddion aromatig</a>. Mae <a href="/wiki/Nwy_naturiol" title="Nwy naturiol">nwy naturiol</a> ac <a href="/wiki/Olew_crai" class="mw-redirect" title="Olew crai">olew crai</a> yn gymysgeddau cymhleth o hydrocarbonau. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Adeiledd_hydrocarbonau">Adeiledd hydrocarbonau</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Hydrocarbon&amp;veaction=edit&amp;section=1" title="Golygu&#039;r adran: Adeiledd hydrocarbonau" class="mw-editsection-visualeditor"><span>golygu</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Hydrocarbon&amp;action=edit&amp;section=1" title="Edit section&#039;s source code: Adeiledd hydrocarbonau"><span>golygu cod</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Mae gan carbon y gallu i ffurfio <a href="/wiki/Bond_cemegol" class="mw-redirect" title="Bond cemegol">bondiau cemegol</a> i'w hun i ffurfio cadwyn neu gylch o atomau carbon. Gall yr elfen hon ffurfio cyfansoddion tebyg yn cynnwys unrhyw nifer o atomau o garbon gyda hydrogen yn cwblhau plisgyn <a href="/wiki/Falens" title="Falens">falens</a> bob atom carbon trwy ffurfio <a href="/wiki/Bond_cofalent" title="Bond cofalent">bondiau cofalent</a> iddo. Mae nifer o deuluoedd o gyfansoddion yn cael eu creu, yn dibynnu ar natur y bondio cofalent rhwng yr atomau carbon. </p> <div class="mw-heading mw-heading3"><h3 id="Alcanau"><a href="/wiki/Alcan" title="Alcan">Alcanau</a></h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Hydrocarbon&amp;veaction=edit&amp;section=2" title="Golygu&#039;r adran: Alcanau" class="mw-editsection-visualeditor"><span>golygu</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Hydrocarbon&amp;action=edit&amp;section=2" title="Edit section&#039;s source code: Alcanau"><span>golygu cod</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Teulu o hydrocarbonau dirlawn, sef hydrocarbonau sydd yn cynnwys bondiau cofalent sengl yn unig yw'r alcanau. Fformiwla cyffredinol y rhain yw C<sub>n</sub>H<sub>2n+2</sub>. </p> <div class="mw-heading mw-heading3"><h3 id="Alcenau"><a href="/wiki/Alcen" title="Alcen">Alcenau</a></h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Hydrocarbon&amp;veaction=edit&amp;section=3" title="Golygu&#039;r adran: Alcenau" class="mw-editsection-visualeditor"><span>golygu</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Hydrocarbon&amp;action=edit&amp;section=3" title="Edit section&#039;s source code: Alcenau"><span>golygu cod</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Teulu o hydrocarbonau annirlawn, sef hydrocarbonau sydd yn cynnwys bondiau cofalent dwbl yw alcenau. Mae pob alcen yn cynnwys un bond dwbl rhwng pâr o atomau carbon, felly nid oes alcen yn bodoli gydag un carbon yn unig. Mae pob bond arall yn bond cofalent sengl. Fformiwla cyffredinol y rhain yw C<sub>n</sub>H<sub>2n</sub>. </p> <div class="mw-heading mw-heading3"><h3 id="Alcynau"><a href="/wiki/Alcyn" title="Alcyn">Alcynau</a></h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Hydrocarbon&amp;veaction=edit&amp;section=4" title="Golygu&#039;r adran: Alcynau" class="mw-editsection-visualeditor"><span>golygu</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Hydrocarbon&amp;action=edit&amp;section=4" title="Edit section&#039;s source code: Alcynau"><span>golygu cod</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Teulu o hydrocarbonau annirlawn yw'r rhain hefyd. Maent yn cynnwys bond triphlyg rhwng pâr o atomau carbon, felly nid oes alcyn yn bodoli gydag un carbon yn unig. Yr alcyn lleiaf yw ethyn, a gelwir yn aml yn acetylen, a llosgir y moleciwl hwn wrth weldio. Mae pob bond arall yn bond cofalent sengl. Fformiwla cyffredinol y rhain yw C<sub>n</sub>H<sub>2n-2</sub>. </p> <div class="mw-heading mw-heading3"><h3 id="Cyfansoddion_aromatig"><a href="/w/index.php?title=Cyfansoddyn_aromatig&amp;action=edit&amp;redlink=1" class="new" title="Cyfansoddyn aromatig (dim tudalen ar gael)">Cyfansoddion aromatig</a></h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Hydrocarbon&amp;veaction=edit&amp;section=5" title="Golygu&#039;r adran: Cyfansoddion aromatig" class="mw-editsection-visualeditor"><span>golygu</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Hydrocarbon&amp;action=edit&amp;section=5" title="Edit section&#039;s source code: Cyfansoddion aromatig"><span>golygu cod</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Hydrocarbonau sy'n cynnwys systemau wedi eu seilio ar y cylch <a href="/wiki/Bensen" title="Bensen">bensen</a> a systemau aml-gylch tebyg yw cyfansoddion aromatig. Sefydlir cymylau o ddwysedd electronau dadleoledig ynddynt sydd yn creu systemau sefydlog gyda phriodweddau tra wahanol i'r hydrocarbonau eraill. </p> <div class="mw-heading mw-heading2"><h2 id="Ffynonellau_hydrocarbonau">Ffynonellau hydrocarbonau</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Hydrocarbon&amp;veaction=edit&amp;section=6" title="Golygu&#039;r adran: Ffynonellau hydrocarbonau" class="mw-editsection-visualeditor"><span>golygu</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Hydrocarbon&amp;action=edit&amp;section=6" title="Edit section&#039;s source code: Ffynonellau hydrocarbonau"><span>golygu cod</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/Tanwydd_ffosil" title="Tanwydd ffosil">Tanwyddau ffosil</a> yw'r ffynonellau ar gyfer bron bob hydrocarbon rydym yn ei ddefnyddio. Mae'r hydrocarbonau i'w ddarganfod mewn nwy naturiol neu <a href="/wiki/Olew_crai" class="mw-redirect" title="Olew crai">olew crai</a>, yn dibynnu ar eu berwbwyntiau. Mae <a href="/wiki/Nwy_naturiol" title="Nwy naturiol">nwy naturiol</a> yn bennaf yn gymysgedd o hydrocarbonau gyda phedwar atom carbon neu lai, ac mae gan yr hydrocarbonau mewn olew crai pum atom carbon neu fwy. Gwahanir yr hydrocarbonau o'i gilydd ar sail eu berwbwyntiau gwahanol trwy ddefnyddio <a href="/wiki/Distyllu_ffracsiynol" title="Distyllu ffracsiynol">distylliad ffracsiynol</a>. Ffurfiwyd yr hydrocarbonau allan o ddefnydd biolegol dros filiynau o flynyddoedd. Carbon a hydrogen, ynghyd ag ocsigen, yw'r elfennau sy'n ffurfio'r mwyafrif o foleciwlau biolegol. 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