Ferrous ion changes to X ion on reacting...

Ferrous ion changes to X ion on reacting with acidified hydrogen peroxide. The number of d-electrons present in X and its magnetic moment ( in BM) are respectively .

A

`Ti^(+2) & V^(+2)`

B

`Fe^(+2)& Cd^(+2)`

C

`Cr^(+2) & Fe^(+2)`

D

`Co^(+2)& Ti^(+2)`

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The correct Answer is:

B

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