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Reaction by which Benzaldehyde cannot be prepared:

3 2013 NEET Aldehydes, Ketones and Carboxylic Acids Preparation of Aldehydes Medium

Reaction by which Benzaldehyde cannot be prepared:

A -

B -

C -

D -

Detailed Solution

Zn–Hg and conc. HCl reduce aldehydes and ketones, but a carboxylic group remains unaffected, so benzoic acid does not give benzaldehyde.

Preparation of Aldehydes in past papers

4 questions from this chapter have appeared across 4 exam years.

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Practise Preparation of Aldehydes All 4 questions This chapter in 2013 NEET