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Question

How many electrons are involved in the oxidation of KMnO4 in basic medium?


A

3

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B

5

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C

1

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D

2

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Solution

The correct option is A

3


In basic medium, KMnO4 is reduced to MnO2. The oxidation state of Mn in KMnO4 is +7 and in MnO2 is +4.


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