Among the following complexes which has magnetic moment of 5.9 BM
Among the following complexes which has magnetic moment of 5.9 BM
A. `Ni(CO)_(4)`
B. `[Fe(H_(2)O)_(6)]^(2+)`
C. `[Co(NH_(3))_(6)]^(2+)`
D. `[MnBr_(4)]^(2-)`
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Correct Answer - D
`Mn^(2+)` = `3d^(5)` i.e. it has 5 unpaired electrons `mu` = `5.9` for n = 5 .
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