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Discussion Forum



1)

The complex showing a spin-only magnetic moment of 2.82 B.M. is:


A) Ni(CO)4

B) [NiCl4]2−

C) Ni(PPh3)4

D) [NiCN4]2−

Answer:

Option B

Explanation:

[NiCl4]2−, O.S. of Ni = +2

Ni(28) = 3d8 4S2

 2042021599_z50q9z9ltblw-s.jpeg

No. of unpaired electrons = 2

Magnetic moment, μ = 2.82 B.M.