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  4. Spin only magnetic moment of [ MnBr 6]4- is B.M. (round off to the closest integer)

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Q. Spin only magnetic moment of $\left[ MnBr _{6}\right]^{4-}$ is__ B.M. (round off to the closest integer)

JEE MainJEE Main 2022Coordination Compounds

Solution:

$Mn ^{2+} \rightarrow t _{2 g ^{111}} e _{ g ^{11}}$
$\mu_{ s }=\sqrt{35}$
$=5.91$
$=6$