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Which represents an oxidation ?...

Which represents an oxidation ?

A

`BrO^(-)rarrBr_(2)`

B

`NO_(2)rarrN_(2)O_(4)`

C

`Cr^(3+)rarrCrO_(4)^(2-)`

D

`VO_(3)^(-)rarrVO_(2)^(+)`

Text Solution

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The correct Answer is:
c
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