JEE Main Chemistry question

CH₃COCH₃ and CH₃CH₂CHO can be distinguished by

(A)FeCl₃
(B)Tollen's reagentCorrect
(C)NaHSO₃
(D)2,4-DNP

Answer: (B)

Solution

Both compounds give a positive 2,4-DNP test and both react with NaHSO₃ (any aldehyde/methyl ketone with accessible carbonyl does); FeCl₃ is a phenol test, irrelevant

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Question ID VK-149085