{"id":3809,"date":"2026-10-07T11:55:39","date_gmt":"2026-10-07T10:55:39","guid":{"rendered":"https:\/\/wpcalc.com\/tr\/kimya\/gibbs-serbest-enerjisi-hesaplayici\/"},"modified":"2026-10-07T11:55:39","modified_gmt":"2026-10-07T10:55:39","slug":"gibbs-serbest-enerjisi-hesaplayici","status":"publish","type":"post","link":"https:\/\/wpcalc.com\/tr\/kimya\/gibbs-serbest-enerjisi-hesaplayici\/","title":{"rendered":"Gibbs Serbest Enerjisi Hesaplay\u0131c\u0131"},"content":{"rendered":"<section class=\"not-prose calculator-box\" aria-labelledby=\"calculator-title\"><div class=\"flex items-baseline sm:items-center justify-between gap-2 sm:gap-3\"><div class=\"flex flex-col sm:flex-row sm:items-center gap-2\"><span class=\"icon icon-calculator text-primary-700! text-base! dark:text-primary-300!\" aria-hidden=\"true\"><\/span><h2 id=\"calculator-title\" class=\"text-lg font-display font-bold\">\u0394G&#039;yi bulun ve tepkimenin kendili\u011finden olup olmad\u0131\u011f\u0131n\u0131 kontrol edin<\/h2><\/div><div class=\"calcdash-favorite group\">\n  <button type=\"button\" class=\"favorite\" id=\"favorite\" data-favorite-id=\"3809\" data-favorite-title=\"Gibbs Serbest Enerjisi\" data-favorite-url=\"https:\/\/wpcalc.com\/tr\/kimya\/gibbs-serbest-enerjisi-hesaplayici\/\" data-favorite-excerpt=\"Entalpi (\u0394H), entropi (\u0394S) ve s\u0131cakl\u0131k de\u011ferlerinden Gibbs serbest enerjisi de\u011fi\u015fimini (\u0394G) hesaplay\u0131n ve reaksiyonun bu ko\u015fullar alt\u0131nda kendili\u011finden ger\u00e7ekle\u015fip ger\u00e7ekle\u015fmeyece\u011fini an\u0131nda g\u00f6r\u00fcn.\" aria-label=\"Favorilere ekle\" data-favorite-icon=\"icon icon-chemistry-1\">\n    <span class=\"icon icon-shape-star-empty\" aria-hidden=\"true\"><\/span>\n  <\/button>\n  <div class=\"calcdash-favorite__tip\" aria-hidden=\"true\">\n   <span class=\"favorite-tooltip\" id=\"favorite-tooltip\"><\/span>\n  <\/div>\n  <span class=\"sr-only\" role=\"status\" id=\"favorite-status\"><\/span>\n<\/div><\/div><form action=\"https:\/\/wpcalc.com\/tr\/kimya\/gibbs-serbest-enerjisi-hesaplayici\/\" method=\"POST\" class=\"calculator\" id=\"calculator-3809\" data-post=\"3809\"><fieldset class=\"fieldset-input is-1\"><legend class=\"sr-only\">Giri\u015f alanlar\u0131<\/legend><div class=\"field has-term\" id=\"input-1\"><label for=\"field-1\">Entalpi de\u011fi\u015fimi (\u0394H)<\/label><div class=\"term\">\u0394H<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><div class=\"field-group\"><input type=\"number\" name=\"entalpi_deiimi_h\" id=\"field-1\" aria-describedby=\"calc-info-1\" placeholder=\"e.g. -92.2\" step=\"0.0001\" value=\"-92.2\"\/><div class=\"grid grid-cols-1\"><select id=\"field-2\" name=\"birim\" aria-label=\"Birim\"><option value=\"kj_mol\" selected>kJ\/mol<\/option><option value=\"j_mol\">J\/mol<\/option><option value=\"kcal_mol\">kcal\/mol<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><small id=\"calc-info-1\">Negatif = ekzotermik, pozitif = endotermik<\/small><\/div><div class=\"field has-term\" id=\"input-2\"><label for=\"field-3\">Entropi de\u011fi\u015fimi (\u0394S)<\/label><div class=\"term\">\u0394S<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><div class=\"field-group\"><input type=\"number\" name=\"entropi_deiimi_s\" id=\"field-3\" aria-describedby=\"calc-info-3\" placeholder=\"e.g. -198.75\" step=\"0.0001\" value=\"-198.75\"\/><div class=\"grid grid-cols-1\"><select id=\"field-4\" name=\"birim\" aria-label=\"Birim\"><option value=\"j_molk\" selected>J\/(mol\u00b7K)<\/option><option value=\"kj_molk\">kJ\/(mol\u00b7K)<\/option><option value=\"cal_molk\">cal\/(mol\u00b7K)<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><small id=\"calc-info-3\">Pozitif = d\u00fczensizlik artar, negatif = d\u00fczensizlik azal\u0131r<\/small><\/div><div class=\"field has-term\" id=\"input-3\"><label for=\"field-5\">S\u0131cakl\u0131k<\/label><div class=\"term\">T<\/div>  <div class=\"absolute bottom-0 left-16 top-8 w-2 h-0.5 bg-blue-500\"><\/div><div class=\"field-group\"><input type=\"number\" name=\"scaklk\" id=\"field-5\" aria-describedby=\"calc-info-5\" placeholder=\"e.g. 25\" min=\"-273.15\" step=\"0.01\" value=\"25\"\/><div class=\"grid grid-cols-1\"><select id=\"field-6\" name=\"birim\" aria-label=\"Birim\"><option value=\"c\" selected>\u00b0C<\/option><option value=\"k\">K<\/option><option value=\"f\">\u00b0F<\/option><\/select><svg class=\"pointer-events-none col-start-1 row-start-1 mr-2 size-5 self-center justify-self-end text-gray-500 sm:size-4\" viewBox=\"0 0 16 16\" fill=\"currentColor\" aria-hidden=\"true\" data-slot=\"icon\">\n              <path fill-rule=\"evenodd\" d=\"M4.22 6.22a.75.75 0 0 1 1.06 0L8 8.94l2.72-2.72a.75.75 0 1 1 1.06 1.06l-3.25 3.25a.75.75 0 0 1-1.06 0L4.22 7.28a.75.75 0 0 1 0-1.06Z\" clip-rule=\"evenodd\" \/>\n            <\/svg><\/div><\/div><small id=\"calc-info-5\">Tepkimenin ger\u00e7ekle\u015fti\u011fi s\u0131cakl\u0131k<\/small><\/div><\/fieldset><div class=\"buttons\"><button type=\"submit\" data-text=\"Yeniden hesapla\" id=\"calculate-button\" data-post=\"3809\">Hesapla<\/button><button type=\"reset\">S\u0131f\u0131rla<\/button><\/div><div class=\"field is-checkbox hidden!\" id=\"field-auto-calc\"><input type=\"checkbox\" id=\"auto-calc\"><label for=\"auto-calc\">Otomatik hesapla<\/label><small>Etkinle\u015ftirilirse, herhangi bir de\u011feri de\u011fi\u015ftirdi\u011finizde sonu\u00e7 otomatik olarak g\u00fcncellenir.<\/small><\/div><div class=\"fieldset-result is-hidden\" aria-labelledby=\"result-title\" aria-live=\"polite\" role=\"region\"> <h3 class=\"result-title bg-gradient-to-r from-primary-50 to-gray-50 dark:from-primary-900 dark:to-gray-800\" id=\"result-title\"><span class=\"icon icon-s-pulse\" aria-hidden=\"true\"><\/span> Gibbs Serbest Enerjisi Sonu\u00e7lar\u0131<\/h3><div class=\"result-box\"><div class=\"field-result\" id=\"output-1\"><span class=\"field-title\"><span>Gibbs Serbest Enerjisi De\u011fi\u015fimi<\/span><span class=\"result-term\">\u0394G<\/span><\/span><span class=\"field-value\" id=\"result-1\" data-unit=\"kJ\/mol\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result\" id=\"output-2\"><span class=\"field-title\"><span>Gibbs Serbest Enerjisi De\u011fi\u015fimi<\/span><\/span><span class=\"field-value\" id=\"result-2\" data-unit=\"kcal\/mol\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><div class=\"field-result is-column\" id=\"output-3\"><span class=\"field-title\"><span>Kendili\u011findenlik Tahmini<\/span><\/span><span class=\"field-value\" id=\"result-3\"><\/span><button type=\"button\" class=\"copy-result\" data-tooltip=\"Sonucu kopyala\" aria-label=\"Sonucu kopyala\"><span class=\"copy-icon icon icon-document-copy\" aria-hidden=\"true\"><\/span><\/button><\/div><\/div><div class=\"result-actions\"><button type=\"button\" class=\"copy-link\"><svg viewBox=\"0 0 20 20\" fill=\"currentColor\" aria-hidden=\"true\"><path d=\"M12.232 4.232a2.5 2.5 0 0 1 3.536 3.536l-1.225 1.224a.75.75 0 0 0 1.061 1.06l1.224-1.224a4 4 0 0 0-5.656-5.656l-3 3a4 4 0 0 0 .225 5.865.75.75 0 0 0 .977-1.138 2.5 2.5 0 0 1-.142-3.667l3-3Z\"\/><path d=\"M11.603 7.963a.75.75 0 0 0-.977 1.138 2.5 2.5 0 0 1 .142 3.667l-3 3a2.5 2.5 0 0 1-3.536-3.536l1.225-1.224a.75.75 0 0 0-1.061-1.06l-1.224 1.224a4 4 0 1 0 5.656 5.656l3-3a4 4 0 0 0-.225-5.865Z\"\/><\/svg><span class=\"copy-link__text\">Bu hesaplaman\u0131n ba\u011flant\u0131s\u0131n\u0131 kopyala<\/span><\/button><span class=\"sr-only\" role=\"status\" id=\"copy-link-status\"><\/span><\/div><\/div><a href=\"#respond\" class=\"hidden transition-opacity duration-300 opacity-0 w-50 text-sm justify-center items-center gap-2 px-4 py-2 rounded bg-gray-200 text-gray-700 hover:bg-gray-300\" id=\"leave-comment\"><span class=\"icon icon-comments\" aria-hidden=\"true\"><\/span>Yorum b\u0131rak<\/a><\/form><\/section><section id=\"calc-reactions\" class=\"not-prose hidden my-12 bg-gradient-to-r from-primary-50 to-gray-50 border border-indigo-100 rounded-xl px-6 py-4 shadow-sm\" data-post=\"3809\" aria-live=\"polite\" aria-labelledby=\"calc-reactions-title\"><p id=\"calc-reactions-title\" class=\"text-sm text-gray-500 text-center mb-2\">Bu sonu\u00e7 hakk\u0131nda ne d\u00fc\u015f\u00fcn\u00fcyorsunuz?<\/p><div role=\"group\" aria-labelledby=\"calc-reactions-title\" class=\"grid grid-cols-3 sm:flex sm:flex-row sm:justify-around gap-4 sm:items-center sm:flex-wrap\"><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"like\"><span class=\"reaction-count\" data-reaction-count=\"like\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude00 <\/span><span class=\"reaction-description font-medium\">Be\u011fendim <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"helpful\"><span class=\"reaction-count\" data-reaction-count=\"helpful\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\udca1 <\/span><span class=\"reaction-description font-medium\">Faydal\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"confused\"><span class=\"reaction-count\" data-reaction-count=\"confused\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude15 <\/span><span class=\"reaction-description font-medium\">Kafam kar\u0131\u015ft\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"disappointed\"><span class=\"reaction-count\" data-reaction-count=\"disappointed\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\ud83d\ude1e <\/span><span class=\"reaction-description font-medium\">Hayal k\u0131r\u0131kl\u0131\u011f\u0131 <\/span><\/button><button type=\"button\" aria-pressed=\"false\" class=\"reaction-btn flex flex-col items-center gap-1 text-sm text-gray-700 hover:text-primary-600 cursor-pointer transition-transform hover:scale-105\" data-reaction=\"inaccurate\"><span class=\"reaction-count\" data-reaction-count=\"inaccurate\">0<\/span><span class=\"reaction text-3xl\" aria-hidden=\"true\">\u274c <\/span><span class=\"reaction-description font-medium\">Hatal\u0131 <\/span><\/button><\/div><div id=\"reaction-message\" class=\"hidden mt-8 rounded-md border border-primary-100 bg-white\/50 backdrop-blur-sm px-4 py-2 text-sm text-center shadow-sm\"><\/div><\/section><div class=\"calcdash-ad not-prose calcdash-ad--calc_result calcdash-ad--in-article\"><ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-1721569815777345\" data-ad-slot=\"6317458308\" data-ad-layout=\"in-article\" data-ad-format=\"fluid\"><\/ins><script>(adsbygoogle = window.adsbygoogle || []).push({});<\/script><\/div>\n<style id=\"wpcoderpro-inline-1\">.formula-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section class=\"formula-box\" aria-labelledby=\"formula-title\">\r\n\t<div id=\"formula-title\" class=\"not-prose font-display mb-4\"><span class=\"icon icon-formula\" aria-hidden=\"true\"><\/span><h2>Gibbs Serbest Enerjisi Form\u00fcl\u00fc<\/h2><\/div>\r\n\t<figure class=\"not-prose formula\">\r\n\t\t<figcaption class=\"formula-title\">Form\u00fcl<\/figcaption>\r\n\t\t<div class=\"text-base text-gray-800\" id=\"formula\">\n\\[ \\Delta G = \\Delta H - T \\cdot \\Delta S \\\\ \\Delta G = \\Delta H - T \\Delta S \\quad \\text{(} \\Delta H \\text{ J\/mol, } \\Delta S \\text{ J\/(mol\u00b7K) ve } T \\text{ K cinsinden)} \\]\n<\/div>\r\n\t<\/figure>\r\n\t<\/p>\n<p><strong>Buradaki:<\/strong><\/p>\n<ul>\n<li>\\(\\Delta G\\) \u2014 Gibbs serbest enerjisi de\u011fi\u015fimi (J\/mol veya kJ\/mol)<\/li>\n<li>\\(\\Delta H\\) \u2014 tepkimenin entalpi de\u011fi\u015fimi (J\/mol)<\/li>\n<li>\\(T\\) \u2014 mutlak s\u0131cakl\u0131k (kelvin)<\/li>\n<li>\\(\\Delta S\\) \u2014 tepkimenin entropi de\u011fi\u015fimi (J\/(mol\u00b7K))<\/li>\n<\/ul>\n<p>Bu form\u00fcl, bir kimyasal tepkimenin iki itici g\u00fcc\u00fcn\u00fc \u2014 \u0131s\u0131n\u0131n a\u00e7\u0131\u011fa \u00e7\u0131kmas\u0131n\u0131 veya so\u011furulmas\u0131n\u0131 (\\(\\Delta H\\)) ve d\u00fczensizlik de\u011fi\u015fimini (\\(\\Delta S\\)) \u2014 tek bir de\u011ferde birle\u015ftirir; bu de\u011fer, verilen s\u0131cakl\u0131kta tepkimenin kendi kendine ilerleyip ilerleyemeyece\u011fini s\u00f6yleyen g\u00f6stergedir.<\/p>\n<p>\r\n<\/section>\n<style id=\"wpcoderpro-inline-2\">.calculation-box {\r\n\tborder-bottom: none !important;\r\n}<\/style><section id=\"calculation\" class=\"calculation-box\" aria-labelledby=\"calculation-title\">\r\n\t<div id=\"calculation-title\" class=\"not-prose font-display\"><span class=\"icon icon-unordered-list\" aria-hidden=\"true\"><\/span><h2>Gibbs Serbest Enerjisi \u2013 \u00d6rnek Hesaplama<\/h2><\/div>\r\n\r\n<\/p>\n<p><strong>\u00d6rnek:<\/strong> Haber tepkimesi \\(N_2 + 3H_2 \\rightarrow 2NH_3\\) i\u00e7in \\(\\Delta H = -92{,}2\\) kJ\/mol ve \\(\\Delta S = -198{,}75\\) J\/(mol\u00b7K)'dir. Peki 25 \u00b0C'de amonyak olu\u015fumu kendili\u011finden ger\u00e7ekle\u015fir mi?<\/p>\n<p>\\[ T = 25 + 273.15 = 298.15 \\text{ K} \\]<\/p>\n<p>\\[ \\Delta G = -92{,}200 - 298.15 \\times (-198.75) = -92{,}200 + 59{,}257.31 = -32{,}942.69 \\text{ J\/mol} \\]<\/p>\n<p><strong>Sonu\u00e7:<\/strong> \\(\\Delta G \\approx -32.94\\) kJ\/mol (yakla\u015f\u0131k \\(-7.87\\) kcal\/mol). \\(\\Delta G &lt; 0\\) oldu\u011fundan tepkime 25 \u00b0C'de kendili\u011finden ger\u00e7ekle\u015fir \u2014 ancak hesaplay\u0131c\u0131 ayr\u0131ca kendili\u011findenli\u011fin 191 \u00b0C civar\u0131nda (464 K) tersine d\u00f6nd\u00fc\u011f\u00fc konusunda da uyar\u0131r; bu s\u0131cakl\u0131\u011f\u0131n \u00fczerinde amonyak olu\u015fumu art\u0131k elveri\u015fli de\u011fildir.<\/p>\n<p>\n\r\n<\/section>\n<h2>Gibbs Serbest Enerjisi Hesaplay\u0131c\u0131 Nas\u0131l Kullan\u0131l\u0131r?<\/h2>\n<ol>\n<li>Tepkimenin <strong>Entalpi De\u011fi\u015fimini (\u0394H)<\/strong> girin ve birimini se\u00e7in (kJ\/mol, J\/mol veya kcal\/mol). Ekzotermik tepkimeler i\u00e7in negatif, endotermik tepkimeler i\u00e7in pozitif de\u011fer kullan\u0131n.<\/li>\n<li><strong>Entropi De\u011fi\u015fimini (\u0394S)<\/strong> girin ve birimini se\u00e7in (J\/(mol\u00b7K), kJ\/(mol\u00b7K) veya cal\/(mol\u00b7K)). Pozitif de\u011fer, d\u00fczensizli\u011fin artt\u0131\u011f\u0131 anlam\u0131na gelir.<\/li>\n<li><strong>S\u0131cakl\u0131\u011f\u0131<\/strong> girin ve \u00b0C, K ya da \u00b0F se\u00e7in. Hesaplay\u0131c\u0131 her \u015feyi otomatik olarak tutarl\u0131 birimlere d\u00f6n\u00fc\u015ft\u00fcr\u00fcr.<\/li>\n<li><strong>Gibbs Serbest Enerjisi De\u011fi\u015fimini<\/strong> hem kJ\/mol hem kcal\/mol cinsinden, ayr\u0131ca tam olarak bu ko\u015fullar alt\u0131nda tepkimenin <strong>Kendili\u011finden Ger\u00e7ekle\u015fme Durumunu<\/strong> okuyun.<\/li>\n<\/ol>\n<h2>Gibbs Serbest Enerjisi Nedir?<\/h2>\n<p>Ad\u0131n\u0131 Josiah Willard Gibbs'tan alan Gibbs serbest enerjisi, sabit s\u0131cakl\u0131k ve bas\u0131n\u00e7 alt\u0131nda bir tepkimenin yapabilece\u011fi maksimum faydal\u0131 i\u015fi \u00f6l\u00e7en termodinamik bir b\u00fcy\u00fckl\u00fckt\u00fcr. Bir tepkime s\u0131ras\u0131ndaki de\u011fi\u015fimi olan \\(\\Delta G\\), bir s\u00fcrecin termodinamik a\u00e7\u0131dan elveri\u015fli olup olmad\u0131\u011f\u0131n\u0131n en kullan\u0131\u015fl\u0131 g\u00f6stergesidir: bir tepkime yaln\u0131zca sistemin Gibbs serbest enerjisini d\u00fc\u015f\u00fcr\u00fcyorsa kendili\u011finden ilerleyebilir.<\/p>\n<p>As\u0131l anlam\u0131 \\(\\Delta G\\)'nin i\u015fareti ta\u015f\u0131r. \\(\\Delta G &gt; 0\\) ise ileri y\u00f6ndeki tepkime kendili\u011finden ger\u00e7ekle\u015fmez (endergoniktir) ve s\u00fcr\u00fclebilmesi i\u00e7in enerji verilmesi gerekir; bu durumda kendili\u011finden ger\u00e7ekle\u015fen tepkime ters y\u00f6nl\u00fc oland\u0131r. \\(\\Delta G = 0\\) ise sistem dengededir ve her iki y\u00f6nde net bir tepkime olu\u015fmaz.<\/p>\n<p>S\u0131cakl\u0131k, entropi terimi \\(T\\) ile \u00e7arp\u0131ld\u0131\u011f\u0131 i\u00e7in belirleyici bir rol oynar. \\(\\Delta H\\) ve \\(\\Delta S\\) z\u0131t i\u015faretli oldu\u011funda sonu\u00e7 her s\u0131cakl\u0131kta ayn\u0131d\u0131r. Ayn\u0131 i\u015faretli olduklar\u0131nda ise karar\u0131 s\u0131cakl\u0131k verir: pozitif entropi de\u011fi\u015fimli endotermik bir tepkime (buzun erimesi gibi) ancak belirli bir s\u0131cakl\u0131\u011f\u0131n \u00fczerinde kendili\u011finden ger\u00e7ekle\u015firken, negatif entropi de\u011fi\u015fimli ekzotermik bir tepkime (yukar\u0131daki Haber \u00f6rne\u011findeki gibi) yaln\u0131zca \\(T = \\Delta H \/ \\Delta S\\) ile verilen ge\u00e7i\u015f s\u0131cakl\u0131\u011f\u0131n\u0131n alt\u0131nda kendili\u011finden ger\u00e7ekle\u015fir.<\/p>\n<p>\u00d6nemli bir uyar\u0131: kendili\u011findenlik termodinamikle ilgilidir, h\u0131zla de\u011fil. Bir tepkimenin \\(\\Delta G\\)'si g\u00fc\u00e7l\u00fc bi\u00e7imde negatif olabilir ama yine de son derece yava\u015f olabilir \u2014 elmas\u0131n grafit'e d\u00f6n\u00fc\u015fmesi klasik \u00f6rnektir. H\u0131zlar ve aktivasyon bariyerleri i\u00e7in <a href=\"https:\/\/wpcalc.com\/tr\/kimya\/arrhenius-denklemi-2\/\">Arrhenius Denklemi hesaplay\u0131c\u0131s\u0131na<\/a> bak\u0131n.<\/p>\n<h2>\u0130\u015faret Kombinasyonlar\u0131 Bir Bak\u0131\u015fta<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0394H<\/th>\n<th>\u0394S<\/th>\n<th>\u0394G = \u0394H \u2212 T\u0394S<\/th>\n<th>Sonu\u00e7<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u2212<\/td>\n<td>+<\/td>\n<td>her zaman negatif<\/td>\n<td>T\u00fcm s\u0131cakl\u0131klarda kendili\u011finden ger\u00e7ekle\u015fir<\/td>\n<\/tr>\n<tr>\n<td>+<\/td>\n<td>\u2212<\/td>\n<td>her zaman pozitif<\/td>\n<td>Hi\u00e7bir s\u0131cakl\u0131kta kendili\u011finden ger\u00e7ekle\u015fmez<\/td>\n<\/tr>\n<tr>\n<td>\u2212<\/td>\n<td>\u2212<\/td>\n<td>d\u00fc\u015f\u00fck T'de negatif<\/td>\n<td>Ge\u00e7i\u015f s\u0131cakl\u0131\u011f\u0131n\u0131n alt\u0131nda kendili\u011finden ger\u00e7ekle\u015fir<\/td>\n<\/tr>\n<tr>\n<td>+<\/td>\n<td>+<\/td>\n<td>y\u00fcksek T'de negatif<\/td>\n<td>Ge\u00e7i\u015f s\u0131cakl\u0131\u011f\u0131n\u0131n \u00fczerinde kendili\u011finden ger\u00e7ekle\u015fir<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Varsay\u0131mlar ve Pratik \u0130pu\u00e7lar\u0131<\/h2>\n<ul>\n<li><strong>Standart de\u011ferler ve ger\u00e7ek de\u011ferler:<\/strong> tablolardaki \\(\\Delta H\\) ve \\(\\Delta S\\) de\u011ferleri genellikle standart ko\u015fullar\u0131 (298,15 K, 1 bar) ifade eder. Hesaplay\u0131c\u0131 bu de\u011ferleri girdi\u011finiz herhangi bir s\u0131cakl\u0131kta uygular; bu, her iki b\u00fcy\u00fckl\u00fc\u011f\u00fcn s\u0131cakl\u0131ktan b\u00fcy\u00fck \u00f6l\u00e7\u00fcde ba\u011f\u0131ms\u0131z oldu\u011funu varsayar \u2014 orta aral\u0131klarda iyi bir yakla\u015f\u0131md\u0131r.<\/li>\n<li><strong>Sabit ko\u015fullar:<\/strong> form\u00fcl kesin olarak sabit s\u0131cakl\u0131k ve bas\u0131n\u00e7ta ge\u00e7erlidir; bu, laboratuvar kimyas\u0131n\u0131n ve biyolojik s\u00fcre\u00e7lerin \u00e7o\u011funu kapsar.<\/li>\n<li><strong>Konsantrasyonlar \u00f6nemlidir:<\/strong> bu hesaplay\u0131c\u0131 basit \\(\\Delta G = \\Delta H - T\\Delta S\\) bi\u00e7imini kullan\u0131r. Girdilerin ve \u00fcr\u00fcnlerin konsantrasyonlar\u0131 standart de\u011ferlerden farkl\u0131ysa ger\u00e7ek \\(\\Delta G\\) kayar (tam ifade, tepkime b\u00f6l\u00fcm\u00fc \\(Q\\) i\u00e7erir).<\/li>\n<li><strong>Birimlerinizi kontrol edin:<\/strong> klasik hata, kJ ile J'yi kar\u0131\u015ft\u0131rmakt\u0131r. \\(\\Delta H\\)'yi kJ\/mol olarak ama \\(\\Delta S\\)'yi J\/(mol\u00b7K) olarak girerseniz, d\u00f6n\u00fc\u015ft\u00fcrmeyi birim se\u00e7icilere b\u0131rak\u0131n \u2014 hesaplay\u0131c\u0131 form\u00fcl\u00fc uygulamadan \u00f6nce her zaman i\u00e7eride birimleri d\u00f6n\u00fc\u015ft\u00fcr\u00fcr.<\/li>\n<li><strong>Mol ba\u015f\u0131na:<\/strong> de\u011ferler tepkimenin yaz\u0131ld\u0131\u011f\u0131 bi\u00e7imine (tepkime mol\u00fc ba\u015f\u0131na) ait olmal\u0131d\u0131r. Stokiyometrik katsay\u0131lar\u0131 iki kat\u0131na \u00e7\u0131kar\u0131rsan\u0131z \\(\\Delta H\\) ve \\(\\Delta S\\) de iki kat\u0131na \u00e7\u0131kar.<\/li>\n<\/ul>\n<p>Bir tepkimenin termodinamik a\u00e7\u0131dan elveri\u015fli oldu\u011funu \u00f6\u011frendikten sonra stokiyometrinin geri kalan\u0131n\u0131 planlayabilirsiniz: mevcut tepicilerden ne kadar \u00fcr\u00fcn elde edilece\u011fini bulmak i\u00e7in <a href=\"https:\/\/wpcalc.com\/en\/chemistry\/limiting-reactant-calculator\/\">S\u0131n\u0131rlay\u0131c\u0131 Tepici hesaplay\u0131c\u0131s\u0131n\u0131<\/a>, ger\u00e7ek \u00e7\u0131kt\u0131n\u0131z\u0131 teorik maksimumla kar\u015f\u0131la\u015ft\u0131rmak i\u00e7in <a href=\"https:\/\/wpcalc.com\/en\/chemistry\/percent-yield-calculator\/\">Y\u00fczde Verim hesaplay\u0131c\u0131s\u0131n\u0131<\/a> kullan\u0131n. \u00c7\u00f6zelti kimyas\u0131 i\u00e7in <a href=\"https:\/\/wpcalc.com\/en\/chemistry\/molarity-calculator\/\">Molarite hesaplay\u0131c\u0131s\u0131<\/a> do\u011fal bir sonraki ad\u0131md\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Entalpi (\u0394H), entropi (\u0394S) ve s\u0131cakl\u0131k de\u011ferlerinden Gibbs serbest enerjisi de\u011fi\u015fimini (\u0394G) hesaplay\u0131n ve reaksiyonun bu ko\u015fullar alt\u0131nda kendili\u011finden ger\u00e7ekle\u015fip ger\u00e7ekle\u015fmeyece\u011fini an\u0131nda g\u00f6r\u00fcn.<\/p>\n","protected":false},"author":3168,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3],"tags":[65],"class_list":["post-3809","post","type-post","status-publish","format-standard","hentry","category-kimya","tag-reaksiyonlar"],"acf":[],"_links":{"self":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/3809","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/users\/3168"}],"replies":[{"embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/comments?post=3809"}],"version-history":[{"count":0,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/posts\/3809\/revisions"}],"wp:attachment":[{"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/media?parent=3809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/categories?post=3809"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wpcalc.com\/tr\/wp-json\/wp\/v2\/tags?post=3809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}