A weak field complex of N i 2 + has magnetic moment of 2.82 BM. The number of electron in the t 2 g level of N i 2 + will be

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A weak field complex of

N i^{2 +}

has magnetic moment of 2.82 BM. The number of electron in the

t_{2 g}

level of

N i^{2 +}

will be

ChemistryCoordination CompoundsJEE Main

Solution:

2500 Upvotes Verified Answer

The correct answer is: 6

N i^{2 +} = (A r) 3 d^{8}

and as

μ = 2.82

BM,
So n = 2
Thus,

t_{2 g}^{6} e_{g}^{2}

configuration is present here.
Hence number of electrons in

t_{2 g}

are 6.

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