'Spin only' magnetic moment of Ni in [Ni(dmg)2] is same as that found in:
A
Ni in [NiCl2(PPh3)2]
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B
Mn in [MnO4]2−
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C
Co in [CoBr4]2−
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D
Pt in [Pt(H2O)2Br2]
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Solution
The correct option is D Pt in [Pt(H2O)2Br2] Ni [Ni(dmg)2] complex is square planar and dimagnetic. Pt (II) have 5d8 configuration. Complex is square planar and therefore, dimagnetic. So, μB.M=0.