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The pair having the same magnetic moment...

The pair having the same magnetic moment is (At No. Cr = 24, Mn = 25, Fe = 26, Co=27)

A

`[Cr(H_2O)_6]^(2+)` and `[CoCl_4]^(2-)`

B

`[Cr(H_2O)_6]^(2+)` and `[Fe(H_2O)_6]^(2+)`

C

`[Mn(H_2O)_6]^(2+)` and `[Cr(H_2O)_6]^(2+)`

D

`[COCl_4]^(2-)` and `[Fe (H_2O)_6]^(2+)`

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