Coordination number of Co in [CoF6]^-3 is 

(a)4

(b)5

(c)6

(d)8

Asked by g_archanasharma | 17th Mar, 2019, 07:07: AM

Expert Answer:

The co-ordination number of [CoF6]3- is 6.
The oxidation state of Co in this complex is +3 with electronic configuration 3d and complex is formed by sp3d2 which suggest that there are six orbitalls are involved.
Hence the cordination number of Co is 6.

Answered by Ramandeep | 17th Mar, 2019, 10:56: AM

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