A compound has the empirical formula CoCl3.5 NH3. When an aqueous solution of this compound is mixed with excess silver nitrate, 2 mole of AgCl precipitate per mole of compound are obtained. On reaction with excess HCl, no NH4 + is detected. Hence, it is

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A compound has the empirical formula CoCl3.5 NH3. When an aqueous solution of this compound is mixed with excess silver nitrate, 2 mole of AgCl precipitate per mole of compound are obtained. On reaction with excess HCl, no NH4 + is detected. Hence, it is