JEE Main Chemistry question

Chemistry Organic Oxidation & Reduction Reactions JEE Main

An alkene, obtained by the dehydration of an alcohol , gives two molecules of acetaldehyde per molecule of alkene on ozonolysis. The alcohol is

(A)Propan-1-ol
(B)Ethanol
(C)But-2-en-1-ol
(D)Butan-2-olCorrect

Answer: (D)

Solution

Two equivalents of acetaldehyde (CHCHO) from a single ozonolysis require a symmetric alkene with a methyl group on

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Question ID VK-142813