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In the given reaction, the oxidation sta...

In the given reaction, the oxidation state of Mn are `3MnO_(4)^(2-) + 4H^(+) rarr 2MnO_4 + MnO_2 + 2H_2O`

A

`+3, +4, +7` only

B

`+2, +4, +7` only

C

`+4, +6, +7` only

D

`+4, +5, +7` only

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