Coordination CompoundHardBloom L3

Question

In which of the following coordination entities, the magnitude of ∆0 [CFSE in octahedral field] will be maximum?:

Options

A.[Co(CN)6]3–
B.[Co(C2O4)3]3–
C.[Co(H2O)6]3+
D.[Co(NH3)6]3+

Solution

Sol. Strength of ligand of increases ⇒ CSFE increases

CN– is strongest ligand among the above options

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