Chemistry - Coordination Chemistry Question with Solution | TestHub

An octahedral complex with the formula ${\mathrm{CoCl}}_3\cdot {\mathrm{nNH}}_3$ upon reaction with excess of ${\mathrm{AgNO}}_3$ solution gives 2 moles of $\mathrm{AgCl}$. Consider the oxidation state of $\mathrm{Co}$ in the complex is ' $x$ '. The value of " $x+n$ " is ______