Coordination CompoundHardBloom L3

Question

Which one of the following complexes is an outer orbital complex?

Options

A.[Fe(CN)6]4–
B.[Mn(CN)6]4–
C.[Co(NH3)6]3+ (D) [Ni(NH3)6]2+

Solution

Sol. For S.F.L. ∆0 > P

Ni+2 = 3d8

[Ni(NH3)6]+2 ⇒ outer orbital complex, sp3d2 hybridization

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