Among [Ni(CO)4], [Ni(CN)4]2– and []2–

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Question

Among [Ni(CO)4], [Ni(CN)4]2– and [$NiCl_4$]2–

Prashant Kotian · Accepted Answer

Correct answer: C. [Ni(Cl4]2– is paramagnetic due to weak ligands complex. [Ni(Cl)4]2– is tetrahedral complex (sp3). [Ni(CN)4]2– and [Ni(CO)4] both are diamagnetic due to the presence of strong field ligands CN- and CO.

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