Answer to Question #313753 in Organic Chemistry for swarnajeet kumar

Question #313753

How you will distinguish between aldehydes and ketones? 


1
Expert's answer
2022-03-27T10:29:41-0400

The easiest way to tell between aldehydes and ketones are Tollen reagent test or Fehling solution test:

Tollen reagent test: R-CHO + Ag2O → R-COOH + 2Ag (silver mirror appears)

Fehling solution test: R-CHO + 2CuO → R-COOH + Cu2O (red-coloured precipitate forms)


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