The conductivity of a solution of complex with formula CoCl_ 3 (NH_ 3 )_ 4 corresponds to 1 : 1 electrolyte, then the primary valency of central metal ion is _____ .

JEE Main 2022 Chemistry question

The conductivity of a solution of complex with formula corresponds to 1 : 1 electrolyte, then the primary valency of central metal ion is .

Answer: 3

A 1 : 1 electrolyte has one cation and one anion, each with a charge of 1, so the complex is

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Question ID VK-034412