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Q.

$Benzaldehyde and acetaldehyde can be differentiated by:$ (In lab based on color)

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a

Reduction

b

Water

c

Fehlings solution

d

$Hydrazine$

answer is D.

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Detailed Solution

Benzaldehyde cant react with Fehlings reagent, but acetaldehyde reacts and give red ppt

With NaOH

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Benzaldehyde and acetaldehyde can be differentiated by: (In lab based on color)