All of the following complexes are low-spin except A)Co(CN)₆^3-. B)Co(NH₃)₆³⁺. C)Rh(NH₃)₆³⁺. D)Co(en)₃³⁺. E)CoCl₄^2-.

Name: All of the following complexes are low-spin except A)Co(CN) 6 3- . B)Co(NH 3 ) 6 3+ . C)Rh(NH 3 ) 6 3+ . D)Co(en) 3 3+ . E)CoCl 4 2- .
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Question

Quizplus · Accepted Answer

The complex CoCl4- has a high spin configuration due to its tetrahedral geometry, which results in weaker ligand field splitting. Thus, it is the only complex in the given options that is not low spin.

All of the Following Complexes Are Low-Spin Except