{"id":221632,"date":"2025-05-29T20:55:50","date_gmt":"2025-05-29T20:55:50","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=221632"},"modified":"2025-05-29T20:55:53","modified_gmt":"2025-05-29T20:55:53","slug":"help-me-write-a-chemical-equation-for-the-dehydration-of-cyclohexanol","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/05\/29\/help-me-write-a-chemical-equation-for-the-dehydration-of-cyclohexanol\/","title":{"rendered":"Help me write a chemical equation for the dehydration of cyclohexanol"},"content":{"rendered":"\n

Help me write a chemical equation for the dehydration of cyclohexanol<\/p>\n\n\n\n

The Correct Answer and Explanation is:<\/mark><\/strong><\/p>\n\n\n\n

Balanced Chemical Equation:<\/strong><\/h3>\n\n\n\n

C\u2086H\u2081\u2081OH \u2192 C\u2086H\u2081\u2080 + H\u2082O<\/strong>
(cyclohexanol \u2192 cyclohexene + water)<\/p>\n\n\n\n

This reaction typically requires an acid catalyst<\/strong> like sulfuric acid (H\u2082SO\u2084)<\/strong> and heat<\/strong>:<\/p>\n\n\n\n

C\u2086H\u2081\u2081OH \u2192 C\u2086H\u2081\u2080 + H\u2082O<\/strong> (in presence of H\u2082SO\u2084 and heat)<\/p>\n\n\n\n

\n\n\n\n

Explanation<\/strong><\/h3>\n\n\n\n

The dehydration of cyclohexanol<\/strong> is a classic example of an elimination reaction (E1 mechanism)<\/strong> in organic chemistry. This reaction involves the removal of a water molecule<\/strong> (H\u2082O) from cyclohexanol to form an alkene<\/strong>, specifically cyclohexene<\/strong>.<\/p>\n\n\n\n

The process begins with protonation of the hydroxyl group (-OH)<\/strong> by a strong acid such as sulfuric acid. This turns the hydroxyl into a better leaving group, forming a positively charged oxonium ion<\/strong>. The protonated -OH then leaves, producing a carbocation intermediate<\/strong>. In the case of cyclohexanol, the resulting carbocation is relatively stable because it is secondary and cyclic<\/strong>, helping the reaction proceed smoothly.<\/p>\n\n\n\n

Once the carbocation is formed, a base (often the conjugate base of the acid, like HSO\u2084\u207b)<\/strong> abstracts a proton (H\u207a) from a carbon adjacent to the positively charged carbon. This leads to the formation of a double bond (C=C)<\/strong> and thus the creation of cyclohexene<\/strong>.<\/p>\n\n\n\n

Heat is essential in this reaction because it helps drive the equilibrium toward product formation, favoring elimination over substitution. The overall reaction produces cyclohexene and water<\/strong> as products.<\/p>\n\n\n\n

This reaction demonstrates acid-catalyzed dehydration<\/strong>, a method often used in the laboratory to produce alkenes from alcohols. The reaction is typically performed by heating cyclohexanol with concentrated sulfuric acid or phosphoric acid under reflux conditions<\/strong>, followed by distillation<\/strong> to isolate the alkene product.<\/p>\n\n\n\n

In summary, the dehydration of cyclohexanol is a vital transformation in organic synthesis and is useful in understanding reaction mechanisms, intermediate stability, and the role of catalysts and temperature<\/strong> in chemical reactions.<\/p>\n\n\n\n

\"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"

Help me write a chemical equation for the dehydration of cyclohexanol The Correct Answer and Explanation is: Balanced Chemical Equation: C\u2086H\u2081\u2081OH \u2192 C\u2086H\u2081\u2080 + H\u2082O(cyclohexanol \u2192 cyclohexene + water) This reaction typically requires an acid catalyst like sulfuric acid (H\u2082SO\u2084) and heat: C\u2086H\u2081\u2081OH \u2192 C\u2086H\u2081\u2080 + H\u2082O (in presence of H\u2082SO\u2084 and heat) Explanation The […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-221632","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/221632","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=221632"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/221632\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=221632"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=221632"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=221632"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}