Aldehydes Ketones Question 173

Question: Benzaldehyde and acetaldehyde can be differentiated by

Options:

A) HCN

B) $ NH_2OH $

C) Hydrazine

D) NaOH solution

Show Answer

Answer:

Correct Answer: D

Solution:

Benzaldehyde gives cannizaro’s reaction whereas acetaldehyde gives aldol condensation. $ 2CH_3CHO\underset{{}}{\mathop{\xrightarrow{dilNaOH}}}\underset{(Aldol)}{\mathop{CH_3-\underset{OH}{\mathop{\underset{|}{\mathop{CH}}}}-CH_2-CHO}} $