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Question: Answered & Verified by Expert
Benzaldehyde and acetone can be best distinguished using
ChemistryAldehydes and KetonesKCETKCET 2010
Options:
  • A Fehling's solution
  • B Sodium hydroxide solution
  • C 2, 4-DNP
  • D Tollen's reagent
Solution:
2797 Upvotes Verified Answer
The correct answer is: Tollen's reagent
With Fehling's solution, benzaldehyde as well as acetone do not react while with Tollen's reagent, benzaldehyde gives precipitate but acetone does not react. Hence, Tollen's reagent is used to distinguish them.

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