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Question

For decolourisation of 1 mol of KMnO4, the moles of H2O2 required is :

A
1/2
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B
3/2
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C
5/2
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D
7/2
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Solution

The correct option is C 5/2
Eq of MnO4 Eq of H2O2
(n=5) (n=2)
15 mol 12 mol
1 mol of MnO4=52 mol of H2O2

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