NEET ChemistryClass 12Preparation of aldehydes and ketonesHardMatch the following

Each conversion in List I needs a specific reagent or set of conditions to make an aldehyde or ketone. Match each conversion with the reagents in List II.

Column I

Column II

P. Benzoyl chloride → benzaldehyde

1. CrO₂Cl₂ in CS₂, then H₃O⁺

Q. Ethanenitrile → ethanal

2. H₂, Pd on BaSO₄

R. Toluene → benzaldehyde

3. CH₃COCl, anhydrous AlCl₃

S. Benzene → acetophenone

4. SnCl₂ + HCl, then H₃O⁺

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Each conversion in List I needs a specific reagent or set of conditions to make an aldehyde or ketone. Match each conversion with the reagents in List II.

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