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In which of the following reactions, hyd...

In which of the following reactions, hydrogen peroxide acts as an oxidizing agent ?

A

`HOCl + H_(2)O_(2) to H_(3)O^(+) + Cl^(-) +O_(2)`

B

`I_(2) + H_(2)O_(2) + 2 OH^(-) to 2I^(-) + 2H_(2)O +O_(2)`

C

`2MnO_(4)^(-) + 3H_(2)O_(2) to 2MnO_(2) + 3O_(2) + 2H_(2)O +2OH^(-)`

D

`PbS + 4H_(2)O_(2) to PbSO_(4) + 4H_(2)O`

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