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Question

Give the nature of A and B in the given reaction. BKMnO4−−−−H+(CH3)3COHKMnO4/OH−−−−−−−−A


A

A and B both are (CH3)2C=CH2

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B

A and B, both are (CH3)2CO+CH2O

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C

A is (CH3)3COH, while B is (CH3)2C=CH2 or (CH3)2CO

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D

A and B, both are (CH3)3COH, i.e. there is no reaction

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Solution

The correct option is C

A is (CH3)3COH, while B is (CH3)2C=CH2 or (CH3)2CO


tert - Alcohols are not oxidised under alkaline conditions because they do not have any H on C having OH group. However, tert - alcohols when heated with strong acidic reagents, they undergo dehydration to form alkenes which then undergo oxidation to form ketones


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