Q. When $K M n O_{4}$ is reduced with oxalic acid in acidic solution, the oxidation number of $M n$ changes from

2435 218 JIPMERJIPMER 2013Redox Reactions Report Error

A

+2 to +7

7%

B

+4 to +7

6%

C

+7 to +2

82%

D

+6 to +2

4%

Solution:

Correct answer is (c) +7 to +2

Solution Image