{"id":13405,"date":"2026-05-19T17:55:55","date_gmt":"2026-05-19T17:55:55","guid":{"rendered":"https:\/\/www.vedprep.com\/exams\/?p=13405"},"modified":"2026-05-19T17:55:55","modified_gmt":"2026-05-19T17:55:55","slug":"oxidizing-agents-for-gate-2026","status":"publish","type":"post","link":"https:\/\/www.vedprep.com\/exams\/gate\/oxidizing-agents-for-gate-2026\/","title":{"rendered":"Oxidizing Agents (Cr, Mn, Os based) for GATE 2026: Master the Fundamentals"},"content":{"rendered":"<p>Oxidizing Agents (Cr, Mn, Os based) For <a href=\"https:\/\/gate2026.iitg.ac.in\/\" rel=\"nofollow noopener\" target=\"_blank\">GATE 2026<\/a> refer to chromium, manganese, and osmium-based reagents used in inorganic chemistry for oxidizing organic compounds, crucial for CSIR NET, IIT JAM, and GATE exams preparation.<\/p>\n<h2>Syllabus: Inorganic Chemistry (GATE, CSIR NET, IIT JAM)<\/h2>\n<p>This topic falls under <strong>Inorganic Chemistry <\/strong>for GATE, CSIR NET, and IIT JAM. Specifically, it is part of <em>Unit 3: Physical and Inorganic Chemistry <\/em>in the CSIR NET <code>Physical Sciences<\/code> syllabus.<\/p>\n<p>For GATE, <strong>Inorganic Chemistry <\/strong>is a key area, and <em>Oxidation and Reduction <\/em>reactions are crucial. Standard textbooks that cover these topics include <strong>Atkins &amp; De Paula&#8217;s Physical Chemistry <\/strong>and <em>inorganic chemistry by Catherine E. Housecroft<\/em>.<\/p>\n<ul>\n<li>GATE: <strong>Organic Chemistry<\/strong>,<strong>Inorganic Chemistry<\/strong><\/li>\n<li>CSIR NET: <strong>Inorganic Chemistry<\/strong>,<strong>Organic Chemistry<\/strong><\/li>\n<li>IIT JAM: <strong>Inorganic Chemistry<\/strong><\/li>\n<\/ul>\n<p>These exams test understanding of <strong>oxidation-reduction reactions<\/strong>, including those involving chromium (<code>Cr<\/code>), manganese (<code>Mn<\/code>), and osmium (<code>Os<\/code>) based reagents.<\/p>\n<h2>Oxidizing Agents (Cr, Mn, Os based) For GATE<\/h2>\n<p>Oxidizing Agents inorganic chemistry, particularly in organic synthesis. An <strong>oxidation reagent <\/strong>is a chemical species that facilitates the oxidation of a substrate by accepting electrons or increasing its oxidation state. This process involves the transfer of oxygen or the removal of hydrogen from the substrate.<\/p>\n<p>In organic synthesis, Oxidizing Agents are essential for converting functional groups, modifying molecular structures, and creating complex molecules. The choice of oxidation reagent depends on the specific reaction requirements, such as the type of substrate, desired product, and reaction conditions.<em>Chromium (Cr)<\/em>,<em>manganese (Mn)<\/em>, and <em>osmium (Os)<\/em>based reagents are commonly used for oxidation reactions due to their high reactivity and versatility.<\/p>\n<p>There are several types of Oxidizing Agents, including:<\/p>\n<ul>\n<li><strong>Chromium-based reagents<\/strong>: <code>CrO3<\/code>,<code>Cr2O72-<\/code>, and <code>PCC (Pyridinium Chlorochromate)<\/code><\/li>\n<li><strong>Manganese-based reagents<\/strong>: <code>KMnO4<\/code>,<code>Manganese dioxide<\/code><\/li>\n<li><strong>Osmium-based reagents<\/strong>: <code>OsO4<\/code><\/li>\n<\/ul>\n<p>These Oxidizing Agents have distinct properties and are used in various applications, such as the oxidation of alcohols, alkenes, and alkynes. Understanding the characteristics and uses of these reagents is vital for success in GATE and other competitive exams.<\/p>\n<h2>Worked Example: Chromium Trioxide (CrO3) Oxidation Reaction<\/h2>\n<p>Candidates preparing for CSIR NET, IIT JAM, and GATE exams often encounter questions on oxidation reactions using chromium trioxide (CrO3). A classic example is the oxidation of styrene (C6H5CH=CH2) to acetophenone (C6H5COCH3) using CrO3.<\/p>\n<p>The balanced equation for this reaction is: C6H5CH=CH2 + CrO3 \u2192 C6H5COCH3 + Cr2O3. This reaction involves the oxidation of an alkene to a ketone, demonstrating the strong oxidizing properties of CrO3.<\/p>\n<p>The reaction mechanism proceeds through a cyclic chromate ester intermediate. Initially, CrO3 reacts with the alkene to form a cyclic ester, which subsequently undergoes a rearrangement to yield the ketone product. This mechanism is characteristic of CrO3-mediated oxidation reactions.<\/p>\n<p>Control of yield and purity is crucial in this reaction. The reaction conditions, such as temperature and solvent choice, can significantly impact the selectivity and efficiency of the oxidation. For instance, using a suitable solvent like dichloromethane or acetone can help to moderate the reaction and minimize side products.<\/p>\n<p><strong>Question: <\/strong>What is the major product of the reaction between styrene (C6H5CH=CH2) and chromium trioxide (CrO3) in dichloromethane? Provide a step-by-step mechanism to support your answer.<\/p>\n<p><strong>Solution:<\/strong><\/p>\n<ul>\n<li>Step 1: Formation of cyclic chromate ester &#8211; C6H5CH=CH2 + CrO3 \u2192 C6H5CH(O)CH2CrO2<\/li>\n<li>Step 2: Rearrangement to ketone &#8211; C6H5CH(O)CH2CrO2 \u2192 C6H5COCH3 + Cr2O3<\/li>\n<\/ul>\n<p>The major product of this reaction is indeed acetophenone (C6H5COCH3), as shown in the equation and mechanism above. Understanding such oxidation reactions, which utilize Oxidizing Agents<em>\u00a0(Cr, Mn, Os based) For GATE<\/em>, is vital for success in these exams.<\/p>\n<h2>Common Misconceptions About Manganese-Based Oxidizing Agents<\/h2>\n<p>Students often harbor misconceptions about manganese-based Oxidizing Agents, which can lead to confusion in understanding their applications and reactivity. One common misconception is that MnO<sub>2 <\/sub>is a strong oxidizing agent. However, this understanding is incorrect as MnO<sub>2<\/sub>is considered a weak oxidizing agent, commonly used for the oxidation of allylic and benzylic alcohols.<\/p>\n<p>In contrast, the permananganate ion (MnO<sub>4<\/sub><sup>&#8211;<\/sup>) is highly oxidizing. It is a strong oxidizing agent, often used in various oxidation reactions, including the oxidation of alkenes, alkynes, and primary alcohols. The high oxidizing power of MnO<sub>4<\/sub><sup>&#8211;<\/sup>is due to its ability to readily accept electrons, resulting in a reduction in its oxidation state.<\/p>\n<p>Another misconception is that the MnO<sub>4<\/sub><sup>&#8211;<\/sup>ion is stable in aqueous solution. However, this is not entirely accurate. While MnO<sub>4<\/sub><sup>&#8211;<\/sup>is relatively stable in acidic solutions, it can decompose in basic solutions, leading to the formation of manganese dioxide (MnO<sub>2<\/sub>). This instability in basic solutions is crucial to consider when designing oxidation reactions using<code>KMnO<sub>4<\/sub><\/code>as an oxidizing agent. For Oxidizing Agents<strong> (Cr, Mn, Os based) For GATE\u00a0<\/strong>and other competitive exams, it is essential to understand the properties and reactivity of these manganese-based Oxidizing Agents.<\/p>\n<h2>Real-World Application of OsO4 in GATE Syllabus<\/h2>\n<p>Osmium tetroxide (OsO4) is a highly effective oxidation reagent used in various laboratory applications. One notable example is its role in the <strong>Diels-Alder reaction<\/strong>, a [4+2] cycloaddition between a diene and a dienophile, resulting in the formation of a new six-membered ring. OsO4 acts as a catalyst, facilitating the reaction and enhancing its efficiency.<\/p>\n<p>In the context of Oxidizing Agents<em>\u00a0(Cr, Mn, Os based) For GATE<\/em>, OsO4 is particularly useful for the <strong>selective oxidation of alkenes<\/strong>. It can oxidize alkenes to form <strong>osmate esters<\/strong>, which can then be cleaved to produce<strong>cis<\/strong>-diols. This reaction is highly regio- and stereoselective, making it a valuable tool in organic synthesis.<\/p>\n<p>The use of OsO4 in these applications is subject to certain constraints. For instance, it is highly toxic and requires careful handling. Additionally, the reaction conditions must be carefully controlled to prevent over-oxidation and minimize side reactions.<\/p>\n<p>OsO4 is commonly used in <strong>Sharpless dihydroxylation <\/strong>and <strong>Jacobsen-Katsuki epoxidation <\/strong>reactions. These reactions are widely employed in the synthesis of complex molecules, such as natural products and pharmaceuticals.<\/p>\n<h2>Oxidizing Agents (Cr, Mn, Os based) For GATE<\/h2>\n<p>Mastering Oxidizing Agents is crucial for success in GATE chemistry. The key topics to focus on include <strong>oxidation reactions <\/strong>using chromium (Cr), manganese (Mn), and osmium (Os) based reagents. Understanding the different types of oxidation reactions, such as <em>oxidative cleavage <\/em>and <em>oxidation of alcohols<\/em>, is essential.<\/p>\n<p>To excel in this topic, students should practice problems and past year GATE questions. This helps to build confidence and improves problem-solving skills. A thorough understanding of <strong>reaction mechanisms <\/strong>and <strong>yields <\/strong>is vital to solving these problems. <a href=\"https:\/\/www.vedprep.com\/\">VedPrep<\/a> provides expert guidance and resources to help students master these concepts.<\/p>\n<ul>\n<li><strong>Key reactions<\/strong>: Focus on reactions using CrO<sub>3<\/sub>, KMnO<sub>4<\/sub>, and OsO<sub>4<\/sub>as oxidizing agents.<\/li>\n<li><strong>Reaction conditions<\/strong>: Understand the effect of different solvents, temperatures, and reaction times on oxidation reactions.<\/li>\n<\/ul>\n<p>VedPrep offers comprehensive study materials, including video lectures and practice questions, to help students prepare for GATE chemistry. By following a structured study plan and practicing regularly, students can develop a strong grasp of Oxidizing Agents and improve their chances of success in GATE.<\/p>\n<section class=\"vedprep-faq\">\n<h2>Frequently Asked Questions<\/h2>\n<style>#sp-ea-17504 .spcollapsing { height: 0; overflow: hidden; transition-property: height;transition-duration: 300ms;}#sp-ea-17504.sp-easy-accordion>.sp-ea-single {margin-bottom: 10px; border: 1px solid #e2e2e2; }#sp-ea-17504.sp-easy-accordion>.sp-ea-single>.ea-header a {color: #444;}#sp-ea-17504.sp-easy-accordion>.sp-ea-single>.sp-collapse>.ea-body {background: #fff; color: #444;}#sp-ea-17504.sp-easy-accordion>.sp-ea-single {background: #eee;}#sp-ea-17504.sp-easy-accordion>.sp-ea-single>.ea-header a .ea-expand-icon { float: left; color: #444;font-size: 16px;}<\/style><div id=\"sp_easy_accordion-1779213161\">\n<div id=\"sp-ea-17504\" class=\"sp-ea-one sp-easy-accordion\" data-ea-active=\"ea-click\" data-ea-mode=\"vertical\" data-preloader=\"\" data-scroll-active-item=\"\" data-offset-to-scroll=\"0\">\n\n<!-- Start accordion card div. -->\n<div class=\"ea-card ea-expand sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175040\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175040\" aria-controls=\"collapse175040\" href=\"#\"  aria-expanded=\"true\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-minus\"><\/i> What are oxidizing agents in chemistry?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse collapsed show\" id=\"collapse175040\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175040\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>\u00a0Oxidizing agents are substances that accept electrons and oxidize other compounds.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<!-- Start accordion card div. -->\n<div class=\"ea-card  sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175041\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175041\" aria-controls=\"collapse175041\" href=\"#\"  aria-expanded=\"false\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-plus\"><\/i> Why are oxidizing agents important for GATE Chemistry?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse \" id=\"collapse175041\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175041\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>They are important for understanding oxidation reactions and organic synthesis.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<!-- Start accordion card div. -->\n<div class=\"ea-card  sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175042\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175042\" aria-controls=\"collapse175042\" href=\"#\"  aria-expanded=\"false\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-plus\"><\/i> Which are common chromium-based oxidizing agents?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse \" id=\"collapse175042\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175042\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>CrO\u2083, PCC, and dichromate ions are common chromium oxidizing agents.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<!-- Start accordion card div. -->\n<div class=\"ea-card  sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175043\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175043\" aria-controls=\"collapse175043\" href=\"#\"  aria-expanded=\"false\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-plus\"><\/i> What is KMnO\u2084 used for in oxidation reactions?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse \" id=\"collapse175043\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175043\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>\u00a0KMnO\u2084 is used to oxidize alcohols, alkenes, and alkynes.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<!-- Start accordion card div. -->\n<div class=\"ea-card  sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175044\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175044\" aria-controls=\"collapse175044\" href=\"#\"  aria-expanded=\"false\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-plus\"><\/i> Is MnO\u2082 a strong oxidizing agent?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse \" id=\"collapse175044\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175044\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>\u00a0No, MnO\u2082 is a mild oxidizing agent mainly for allylic alcohols.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<!-- Start accordion card div. -->\n<div class=\"ea-card  sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175045\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175045\" aria-controls=\"collapse175045\" href=\"#\"  aria-expanded=\"false\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-plus\"><\/i> What is OsO\u2084 commonly used for?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse \" id=\"collapse175045\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175045\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>OsO\u2084 is used for alkene oxidation to form cis-diols.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<!-- Start accordion card div. -->\n<div class=\"ea-card  sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175046\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175046\" aria-controls=\"collapse175046\" href=\"#\"  aria-expanded=\"false\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-plus\"><\/i> Why is OsO\u2084 important in organic chemistry?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse \" id=\"collapse175046\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175046\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>It provides highly selective oxidation in synthesis reactions.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<!-- Start accordion card div. -->\n<div class=\"ea-card  sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175047\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175047\" aria-controls=\"collapse175047\" href=\"#\"  aria-expanded=\"false\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-plus\"><\/i> What factors affect oxidation reactions?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse \" id=\"collapse175047\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175047\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>Temperature, solvent, and reaction conditions affect oxidation outcomes.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<!-- Start accordion card div. -->\n<div class=\"ea-card  sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175048\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175048\" aria-controls=\"collapse175048\" href=\"#\"  aria-expanded=\"false\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-plus\"><\/i> Which exams include oxidizing agents topics?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse \" id=\"collapse175048\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175048\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>GATE, CSIR NET, and IIT JAM commonly include this topic.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<!-- Start accordion card div. -->\n<div class=\"ea-card  sp-ea-single\">\n\t<!-- Start accordion header. -->\n\t<h3 class=\"ea-header\">\n\t\t<!-- Add anchor tag for header. -->\n\t\t<a class=\"collapsed\" id=\"ea-header-175049\" role=\"button\" data-sptoggle=\"spcollapse\" data-sptarget=\"#collapse175049\" aria-controls=\"collapse175049\" href=\"#\"  aria-expanded=\"false\" tabindex=\"0\">\n\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"ea-expand-icon eap-icon-ea-expand-plus\"><\/i> What is a common misconception about KMnO\u2084?\t\t<\/a> <!-- Close anchor tag for header. -->\n\t<\/h3>\t<!-- Close header tag. -->\n\t<!-- Start collapsible content div. -->\n\t<div class=\"sp-collapse spcollapse \" id=\"collapse175049\" data-parent=\"#sp-ea-17504\" role=\"region\" aria-labelledby=\"ea-header-175049\">  <!-- Content div. -->\n\t\t<div class=\"ea-body\">\n\t\t<p><b>Many students wrongly think KMnO\u2084 is always stable in solution.<\/b><\/p>\n\t\t<\/div> <!-- Close content div. -->\n\t<\/div> <!-- Close collapse div. -->\n<\/div> <!-- Close card div. -->\n<\/div>\n<\/div>\n\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Oxidation reagents (Cr, Mn, Os based) For GATE refer to chromium, manganese, and osmium-based reagents used in inorganic chemistry for oxidizing organic compounds. This topic falls under Inorganic Chemistry for GATE, CSIR NET, and IIT JAM. Specifically, it is part of Unit 3: Physical and Inorganic Chemistry in the CSIR NET Physical Sciences syllabus.<\/p>\n","protected":false},"author":12,"featured_media":13404,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","rank_math_seo_score":84},"categories":[31],"tags":[2923,13669,13670,13671,13672,13673,13668,2922],"class_list":["post-13405","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gate","tag-competitive-exams","tag-mn","tag-os-based-for-gate","tag-os-based-for-gate-notes","tag-os-based-for-gate-questions","tag-os-based-for-gate-study-material","tag-oxidation-reagents-cr","tag-vedprep","entry","has-media"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/posts\/13405","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/comments?post=13405"}],"version-history":[{"count":4,"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/posts\/13405\/revisions"}],"predecessor-version":[{"id":17505,"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/posts\/13405\/revisions\/17505"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/media\/13404"}],"wp:attachment":[{"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/media?parent=13405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/categories?post=13405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vedprep.com\/exams\/wp-json\/wp\/v2\/tags?post=13405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}