What are the primary and secondary valencies of the central metal in the complex ? | Coordination Compounds — Chem-Mantra | Chem-Mantra

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Question

What are the primary and secondary valencies of the central metal in the complex $[Co(NH_3)_4Cl_2]Cl$?

Answer: A

💡 Solution & Explanation

Primary valency = oxidation state of Co = $+3$. Secondary valency = coordination number = $4(NH_3) + 2(Cl) = 6$.

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