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What is the equivalent mass of KMnO4 wh...

What is the equivalent mass of `KMnO_4` when it change into `Mn_2(SO_4)_3` ?

A

M

B

M/5

C

M/6

D

M/4

Text Solution

Verified by Experts

The correct Answer is:
D
`because ` Change in oxidation state=7 - 3=4
` therefore ` Equivalent weight = M/4
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