question_answer

Which one of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid?

A)  Butanal                               

B)  Benzaldehyde

C)  Phenol                                

D)  Benzoic acid

Correct Answer: B

Solution :

                 Benzaldehyde will undergo Cannizaros reaction on treatment with 50% NaOH to produce benzyl alcohol and benzoic acid as it does not contain a-hydrogen.