{"id":47734,"date":"2025-07-02T15:28:03","date_gmt":"2025-07-02T15:28:03","guid":{"rendered":"https:\/\/gaviki.com\/blog\/?p=47734"},"modified":"2025-07-02T15:28:09","modified_gmt":"2025-07-02T15:28:09","slug":"identify-the-most-and-the-least-acidic-compound-in-each-of-the-following-sets","status":"publish","type":"post","link":"https:\/\/gaviki.com\/blog\/identify-the-most-and-the-least-acidic-compound-in-each-of-the-following-sets\/","title":{"rendered":"Identify the most and the least acidic compound in each of the following sets"},"content":{"rendered":"\n<p>Identify the most and the least acidic compound in each of the following sets. Leave the remaining answer in each set blank. a) cyclohexanol: most least phenol: most least benzoic acid: most least b) 2-chlorobutanoic acid: most least 4-chlorobutanoic acid: most least 3-chlorobutanoic acid: most least c) acetic acid: most least fluoroacetic acid: most least chloroacetic acid:<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">The correct answer and explanation is:<\/mark><\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">a) <strong>Cyclohexanol, Phenol, Benzoic Acid<\/strong>:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Most acidic<\/strong>: <strong>Benzoic acid<\/strong><\/li>\n\n\n\n<li><strong>Least acidic<\/strong>: <strong>Cyclohexanol<\/strong><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Explanation:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Benzoic acid<\/strong> is the most acidic compound in this set because the carboxyl group (-COOH) attached to the benzene ring can release a proton (H+) easily, making it a strong acid. Additionally, the negative charge formed after deprotonation is stabilized by resonance with the aromatic ring.<\/li>\n\n\n\n<li><strong>Phenol<\/strong> is less acidic than benzoic acid because its hydroxyl group (-OH) is directly attached to the benzene ring. The negative charge formed after deprotonation is somewhat stabilized by resonance with the ring, but not as effectively as in benzoic acid.<\/li>\n\n\n\n<li><strong>Cyclohexanol<\/strong> is the least acidic because it lacks the resonance stabilization that the other two compounds have. The alcohol group (-OH) in cyclohexanol does not release a proton as easily as the carboxyl group in benzoic acid or the hydroxyl group in phenol.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">b) <strong>2-Chlorobutanoic Acid, 4-Chlorobutanoic Acid, 3-Chlorobutanoic Acid<\/strong>:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Most acidic<\/strong>: <strong>2-Chlorobutanoic acid<\/strong><\/li>\n\n\n\n<li><strong>Least acidic<\/strong>: <strong>4-Chlorobutanoic acid<\/strong><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Explanation:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>2-Chlorobutanoic acid<\/strong> is the most acidic due to the electron-withdrawing effect of the chlorine atom at the second position. Chlorine&#8217;s electronegativity pulls electron density away from the carboxyl group (-COOH), stabilizing the conjugate base and making it more likely to lose a proton.<\/li>\n\n\n\n<li><strong>3-Chlorobutanoic acid<\/strong> is slightly less acidic because the chlorine is positioned farther from the carboxyl group. Although it still has some inductive effect, it is not as strong as in 2-chlorobutanoic acid.<\/li>\n\n\n\n<li><strong>4-Chlorobutanoic acid<\/strong> is the least acidic because the chlorine atom is at the farthest position from the carboxyl group, meaning its electron-withdrawing effect is weaker compared to the other two.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">c) <strong>Acetic Acid, Fluoroacetic Acid, Chloroacetic Acid<\/strong>:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Most acidic<\/strong>: <strong>Fluoroacetic acid<\/strong><\/li>\n\n\n\n<li><strong>Least acidic<\/strong>: <strong>Acetic acid<\/strong><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Explanation:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Fluoroacetic acid<\/strong> is the most acidic in this group. Fluorine is a very strong electron-withdrawing group due to its high electronegativity, and it significantly stabilizes the conjugate base of the acid. This makes it easier for the proton (H+) to dissociate, increasing the acid strength.<\/li>\n\n\n\n<li><strong>Chloroacetic acid<\/strong> is less acidic than fluoroacetic acid but more acidic than acetic acid. Chlorine is also an electron-withdrawing group, though not as strong as fluorine, which makes chloroacetic acid more acidic than acetic acid.<\/li>\n\n\n\n<li><strong>Acetic acid<\/strong> is the least acidic because it lacks any strong electron-withdrawing substituents on the carboxyl group. Without such stabilization, acetic acid has the weakest tendency to lose a proton.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Identify the most and the least acidic compound in each of the following sets. Leave the remaining answer in each set blank. a) cyclohexanol: most least phenol: most least benzoic acid: most least b) 2-chlorobutanoic acid: most least 4-chlorobutanoic acid: most least 3-chlorobutanoic acid: most least c) acetic acid: most least fluoroacetic acid: most least [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-47734","post","type-post","status-publish","format-standard","hentry","category-quiz-questions"],"_links":{"self":[{"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/posts\/47734","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/comments?post=47734"}],"version-history":[{"count":1,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/posts\/47734\/revisions"}],"predecessor-version":[{"id":47735,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/posts\/47734\/revisions\/47735"}],"wp:attachment":[{"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/media?parent=47734"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/categories?post=47734"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gaviki.com\/blog\/wp-json\/wp\/v2\/tags?post=47734"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}