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JEE Main Chemistry question

ChemistryAldehydes, Ketones and Carboxylic AcidsJEE Main

The most appropriate reagent to distinguish between acetaldehyde and formaldehyde is

Answer: (D)

Solution

The iodoform test (I₂/base) is positive for acetaldehyde (CH₃CHO, bearing the required CH₃–CHO unit) but negative for formaldehyde (HCHO, no methyl

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Question ID VK-149202