MHT CET 2025 Chemistry question

Identify the compound formed by action and chromyl chloride on toluene in presence of and hydrolysed further?

(A)Chlorobenzene
(B)Benzal Chloride
(C)BenzaldehydeCorrect
(D)Benzoic acid

Answer: (C)

Solution

This is the Etard reaction. Toluene reacts with chromyl chloride in to give a brown chromium complex, , which on hydrolysis with aqueous acid gives benzaldehyde, - option (C).

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Question ID VK-100710