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Magnetic moment of (NH(4))(2)[MnBr(4)] i...

Magnetic moment of `(NH_(4))_(2)[MnBr_(4)]` is __________B.M.

A

5.91

B

4.91

C

3.91

D

2.46

Text Solution

Verified by Experts

`[MnBr_(4)]^(2-)` has Mn in +2 state (`d^(5)` ion) and in `sp^(3)` hybridised form

`mu_("eff")=sqrt(5(5+2))=5.91B.M.`
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