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Coordination number of Co in [CoF6]^-3 is
(a)4
(b)5
(c)6
(d)8
Asked by g_archanasharma | 17 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 3d6 and complex is formed by sp3d2 which suggest that there are six orbitalls are involved.
Hence the cordination number of Co is 6.
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