{"id":2809,"date":"2025-06-09T12:17:27","date_gmt":"2025-06-09T12:17:27","guid":{"rendered":"https:\/\/thecompanyboy.com\/?p=2809"},"modified":"2025-06-09T12:17:27","modified_gmt":"2025-06-09T12:17:27","slug":"cbse-class-12-chemistry-notes-chapter-4-kinetics-chemical","status":"publish","type":"post","link":"https:\/\/www.reilsolar.com\/drive\/cbse-class-12-chemistry-notes-chapter-4-kinetics-chemical\/","title":{"rendered":"CBSE CLASS 12 CHEMISTRY NOTES CHAPTER 4 CHEMICAL KINETICS"},"content":{"rendered":"<div id=\"pl-2809\" class=\"panel-layout\">\n<div id=\"pg-2809-0\" class=\"panel-grid panel-no-style\" data-style=\"{&quot;background_image_attachment&quot;:false,&quot;background_display&quot;:&quot;tile&quot;,&quot;cell_alignment&quot;:&quot;flex-start&quot;}\" data-ratio=\"1\" data-ratio-direction=\"right\">\n<div id=\"pgc-2809-0-0\" class=\"panel-grid-cell\" data-weight=\"1\">\n<div id=\"panel-2809-0-0-0\" class=\"so-panel widget widget_black-studio-tinymce widget_black_studio_tinymce panel-first-child panel-last-child\" data-index=\"0\" data-style=\"{&quot;background_image_attachment&quot;:false,&quot;background_display&quot;:&quot;tile&quot;}\">\n<div class=\"textwidget\">\n<div class=\"section-container\">\n<div class=\"top-section container-fixed\">\n<h1 class=\"title\" style=\"text-align: center\">Class 12 Chemistry Revision Notes for Chapter 4 &#8211; Chemical Kinetics<\/h1>\n<\/div>\n<\/div>\n<div id=\"test-vid\">Class 12 Chemistry Revision Notes for Chapter 4 &#8211; Chemical Kinetics &#8211; Free PDF Download<\/div>\n<table class=\"table table-bordered table-striped\">\n<tbody>\n<tr>\n<td class=\"mark1\"><strong>Download PDF File Link<\/strong><\/td>\n<td class=\"mark1\"><strong>Click Here CHEMICAL KINETICS<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><mark>Preview<\/mark><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"pg-2809-1\" class=\"panel-grid panel-no-style\" data-style=\"{&quot;background_image_attachment&quot;:false,&quot;background_display&quot;:&quot;tile&quot;,&quot;cell_alignment&quot;:&quot;flex-start&quot;}\" data-ratio=\"1\" data-ratio-direction=\"right\">\n<div id=\"pgc-2809-1-0\" class=\"panel-grid-cell\" data-weight=\"1\">\n<div id=\"panel-2809-1-0-0\" class=\"so-panel widget widget_black-studio-tinymce widget_black_studio_tinymce panel-first-child panel-last-child\" data-index=\"1\" data-style=\"{&quot;background_image_attachment&quot;:false,&quot;background_display&quot;:&quot;tile&quot;}\">\n<div class=\"textwidget\">\n<div style=\"width: 750px;height: 842px;position: relative\">\n<div style=\"width: 80px;height: 80px;position: absolute;opacity: 0;right: 0px;top: 0px\">&nbsp;<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"pg-2809-2\" class=\"panel-grid panel-no-style\" data-style=\"{&quot;background_image_attachment&quot;:false,&quot;background_display&quot;:&quot;tile&quot;,&quot;cell_alignment&quot;:&quot;flex-start&quot;}\" data-ratio=\"1\" data-ratio-direction=\"right\">\n<div id=\"pgc-2809-2-0\" class=\"panel-grid-cell\" data-weight=\"1\">\n<div id=\"panel-2809-2-0-0\" class=\"so-panel widget widget_black-studio-tinymce widget_black_studio_tinymce panel-first-child panel-last-child\" data-index=\"2\" data-style=\"{&quot;background_image_attachment&quot;:false,&quot;background_display&quot;:&quot;tile&quot;}\">\n<div class=\"textwidget\">\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1018 size-full aligncenter\" src=\"https:\/\/www.reilsolar.com\/drive\/wp-content\/uploads\/sites\/9\/2019\/07\/Download-Pdf-Icon.png\" alt=\"\" width=\"900\" height=\"129\" srcset=\"https:\/\/www.reilsolar.com\/drive\/wp-content\/uploads\/sites\/9\/2019\/07\/Download-Pdf-Icon.png 900w, https:\/\/www.reilsolar.com\/drive\/wp-content\/uploads\/sites\/9\/2019\/07\/Download-Pdf-Icon-300x43.png 300w, https:\/\/www.reilsolar.com\/drive\/wp-content\/uploads\/sites\/9\/2019\/07\/Download-Pdf-Icon-768x110.png 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n<p data-start=\"0\" data-end=\"285\">Understanding the concepts of <strong data-start=\"30\" data-end=\"51\">Chemical Kinetics<\/strong> is crucial for mastering Class 12 Chemistry. This chapter delves into the rates of chemical reactions, factors affecting these rates, and the mechanisms involved. Below is a concise overview of the key topics covered in this chapter:<\/p>\n<p data-start=\"287\" data-end=\"327\"><strong data-start=\"287\" data-end=\"327\">1. Introduction to Chemical Kinetics<\/strong><\/p>\n<ul data-start=\"328\" data-end=\"499\">\n<li data-start=\"328\" data-end=\"404\"><strong data-start=\"330\" data-end=\"344\">Definition<\/strong>: Study of reaction rates and the steps by which they occur.<\/li>\n<li data-start=\"405\" data-end=\"499\"><strong data-start=\"407\" data-end=\"421\">Importance<\/strong>: Helps in understanding reaction mechanisms and designing chemical processes.<\/li>\n<\/ul>\n<p data-start=\"501\" data-end=\"535\"><strong data-start=\"501\" data-end=\"535\">2. Rate of a Chemical Reaction<\/strong><\/p>\n<ul data-start=\"536\" data-end=\"699\">\n<li data-start=\"536\" data-end=\"626\"><strong data-start=\"538\" data-end=\"554\">Average Rate<\/strong>: Change in concentration of reactants or products over a time interval.<\/li>\n<li data-start=\"627\" data-end=\"699\"><strong data-start=\"629\" data-end=\"651\">Instantaneous Rate<\/strong>: Rate at a specific moment during the reaction.<\/li>\n<\/ul>\n<p data-start=\"701\" data-end=\"740\"><strong data-start=\"701\" data-end=\"740\">3. Factors Affecting Reaction Rates<\/strong><\/p>\n<ul data-start=\"741\" data-end=\"1033\">\n<li data-start=\"741\" data-end=\"812\"><strong data-start=\"743\" data-end=\"760\">Concentration<\/strong>: Higher concentration generally increases the rate.<\/li>\n<li data-start=\"813\" data-end=\"880\"><strong data-start=\"815\" data-end=\"830\">Temperature<\/strong>: Raising temperature usually speeds up reactions.<\/li>\n<li data-start=\"881\" data-end=\"952\"><strong data-start=\"883\" data-end=\"896\">Catalysts<\/strong>: Substances that alter the rate without being consumed.<\/li>\n<li data-start=\"953\" data-end=\"1033\"><strong data-start=\"955\" data-end=\"971\">Surface Area<\/strong>: Finer particles react faster due to larger surface exposure.<\/li>\n<\/ul>\n<p data-start=\"1035\" data-end=\"1072\"><strong data-start=\"1035\" data-end=\"1072\">4. Rate Law and Order of Reaction<\/strong><\/p>\n<ul data-start=\"1073\" data-end=\"1239\">\n<li data-start=\"1073\" data-end=\"1156\"><strong data-start=\"1075\" data-end=\"1098\">Rate Law Expression<\/strong>: Relates reaction rate to the concentration of reactants.<\/li>\n<li data-start=\"1157\" data-end=\"1239\"><strong data-start=\"1159\" data-end=\"1180\">Order of Reaction<\/strong>: Sum of the powers of concentration terms in the rate law.<\/li>\n<\/ul>\n<p data-start=\"1241\" data-end=\"1273\"><strong data-start=\"1241\" data-end=\"1273\">5. Integrated Rate Equations<\/strong><\/p>\n<ul data-start=\"1274\" data-end=\"1535\">\n<li data-start=\"1274\" data-end=\"1348\"><strong data-start=\"1276\" data-end=\"1300\">Zero-Order Reactions<\/strong>: Rate is independent of reactant concentration.<\/li>\n<li data-start=\"1349\" data-end=\"1432\"><strong data-start=\"1351\" data-end=\"1376\">First-Order Reactions<\/strong>: Rate depends linearly on one reactant&#8217;s concentration.<\/li>\n<li data-start=\"1433\" data-end=\"1535\"><strong data-start=\"1435\" data-end=\"1461\">Second-Order Reactions<\/strong>: Rate depends on the concentration of two reactants or the square of one.<\/li>\n<\/ul>\n<p data-start=\"1537\" data-end=\"1566\"><strong data-start=\"1537\" data-end=\"1566\">6. Half-Life of Reactions<\/strong><\/p>\n<ul data-start=\"1567\" data-end=\"1732\">\n<li data-start=\"1567\" data-end=\"1639\"><strong data-start=\"1569\" data-end=\"1583\">Definition<\/strong>: Time required for half of the reactant to be consumed.<\/li>\n<li data-start=\"1640\" data-end=\"1732\"><strong data-start=\"1642\" data-end=\"1667\">First-Order Reactions<\/strong>: Half-life is constant and independent of initial concentration.<\/li>\n<\/ul>\n<p data-start=\"1734\" data-end=\"1781\"><strong data-start=\"1734\" data-end=\"1781\">7. Temperature Dependence of Reaction Rates<\/strong><\/p>\n<ul data-start=\"1782\" data-end=\"1938\">\n<li data-start=\"1782\" data-end=\"1859\"><strong data-start=\"1784\" data-end=\"1806\">Arrhenius Equation<\/strong>: Describes how rate constants vary with temperature.<\/li>\n<li data-start=\"1860\" data-end=\"1938\"><strong data-start=\"1862\" data-end=\"1888\">Activation Energy (Ea)<\/strong>: Minimum energy required for a reaction to occur.<\/li>\n<\/ul>\n<p data-start=\"1940\" data-end=\"1991\"><strong data-start=\"1940\" data-end=\"1991\">8. Collision Theory and Transition State Theory<\/strong><\/p>\n<ul data-start=\"1992\" data-end=\"2195\">\n<li data-start=\"1992\" data-end=\"2099\"><strong data-start=\"1994\" data-end=\"2014\">Collision Theory<\/strong>: Reactions occur when reactant molecules collide with proper orientation and energy.<\/li>\n<li data-start=\"2100\" data-end=\"2195\"><strong data-start=\"2102\" data-end=\"2129\">Transition State Theory<\/strong>: Focuses on the high-energy transition state during the reaction.<\/li>\n<\/ul>\n<p data-start=\"2197\" data-end=\"2327\">For a more detailed understanding and comprehensive notes on <strong data-start=\"2258\" data-end=\"2279\">Chemical Kinetics<\/strong>, consider referring to the following resources:<\/p>\n<ul data-start=\"2329\" data-end=\"2673\">\n<li data-start=\"2329\" data-end=\"2436\">\n<p data-start=\"2331\" data-end=\"2436\"><a href=\"https:\/\/ncerthelp.com\/cbse%20notes\/class%2012\/chemistry\/Chemistry%20Notes%20for%20class%2012%20Chapter%204%20Chemical%20Kinetics%20.pdf\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"2331\" data-end=\"2345\">NCERT Help<\/strong>:<\/a> Offers concise notes tailored to the CBSE syllabus.<\/p>\n<\/li>\n<li data-start=\"2438\" data-end=\"2550\">\n<p data-start=\"2440\" data-end=\"2550\"><a href=\"https:\/\/www.vedantu.com\/content-files-downloadable\/revision-notes\/cbse-class-12-chemistry-notes-chapter-4-chemical-kinetics.pdf\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"2440\" data-end=\"2451\">Vedantu<\/strong>:<\/a> Provides revision notes and key points for quick reference.<\/p>\n<\/li>\n<li data-start=\"2552\" data-end=\"2673\">\n<p data-start=\"2554\" data-end=\"2673\"><strong data-start=\"2554\" data-end=\"2564\">BYJU&#8217;S<\/strong>: Features detailed explanations and related links for deeper insights.<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2675\" data-end=\"2786\">These resources will aid in your preparation and help solidify your grasp of the concepts in Chemical Kinetics.<\/p>\n<h3 class=\"_root_obrnh_1 _heading1_obrnh_38 _bold_obrnh_18 _none_obrnh_14 _title_b08mc_1\">CBSE Class 12 Chemistry Notes Chapter 4 Chemical Kinetics<\/h3>\n<p><a href=\"https:\/\/static.pw.live\/5eb393ee95fab7468a79d189\/GLOBAL_CMS_BLOGS\/42823ae7-3ece-4495-9aba-d76b9de8a90a.pdf\" target=\"_blank\" rel=\"noopener\"> <strong> CBSE Class 12 Chemistry Notes Chapter 4 Chemical Kinetics PDF <\/strong> <\/a><\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Class 12 Chemistry Revision Notes for Chapter 4 &#8211; Chemical Kinetics Class 12 Chemistry Revision Notes for Chapter 4 &#8211; Chemical Kinetics &#8211; Free PDF Download Download PDF File Link Click Here CHEMICAL KINETICS Preview &nbsp; &nbsp; Understanding the concepts of Chemical Kinetics is crucial for mastering Class 12 Chemistry. This chapter delves into the [&hellip;]<\/p>\n","protected":false},"author":44,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3152,2911],"tags":[3153,3154,1059,3155,3156,3157,3158],"class_list":["post-2809","post","type-post","status-publish","format-standard","hentry","category-cbse-class-12-chemistry-notes","category-chemical-kinetics","tag-cbse-class-12-chemistry-notes","tag-cbse-class-12-chemistry-notes-chapter-4-chemical-kinetics","tag-chemical-kinetics","tag-fast-reaction","tag-rate-of-reaction","tag-slow-reaction","tag-ssa"],"_links":{"self":[{"href":"https:\/\/www.reilsolar.com\/drive\/wp-json\/wp\/v2\/posts\/2809","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.reilsolar.com\/drive\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.reilsolar.com\/drive\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.reilsolar.com\/drive\/wp-json\/wp\/v2\/users\/44"}],"replies":[{"embeddable":true,"href":"https:\/\/www.reilsolar.com\/drive\/wp-json\/wp\/v2\/comments?post=2809"}],"version-history":[{"count":0,"href":"https:\/\/www.reilsolar.com\/drive\/wp-json\/wp\/v2\/posts\/2809\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.reilsolar.com\/drive\/wp-json\/wp\/v2\/media?parent=2809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.reilsolar.com\/drive\/wp-json\/wp\/v2\/categories?post=2809"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.reilsolar.com\/drive\/wp-json\/wp\/v2\/tags?post=2809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}