Aldehydes Ketones Question 169

Question: Cannizzaro reaction is not shown by

[BHU 1980; IIT 1983; KCET 1993; Bihar MEE 1995; RPMT 1997, 2000, 02]

Options:

A) HCHO

B) $ C_6H_5CHO $

C) $ CH_3CHO $

D) All of these

Show Answer

Answer:

Correct Answer: C

Solution:

Cannizzaro’s reaction is shown by aldehydes in which a-H atom is absent. $ CH_3CHO $ contains $ 3,\alpha $ -H atoms thus, does not show this reaction.