Q. Benzaldehyde can be prepared by oxidation of toluene by

2464 181 Aldehydes Ketones and Carboxylic Acids Report Error

A

Acidic $K M n O_{4}$

B

$K_{2} C r_{2} O_{7}$

C

$C r O_{2} C l_{2}$

D

All of these

Solution:

Correct answer is (c) $C r O_{2} C l_{2}$

Solution Image