Chemistry - General Principles and Processes of Isolation of Metals Question with Solution | TestHub

In Mond's process for refining of nickel, the following reactions occur. The value of$\mathrm{\text{'}}\mathrm{x}\mathrm{\text{'}}$is ______.
$\text{Ni}\text{+}\text{xCO}\stackrel{\text{330}\text{K}\text{-}\text{350}\text{K}}{\to }\text{Ni}{\left(\text{CO}\right)}_{\text{x}}\stackrel{\text{450}\text{K}\text{-}\text{407}\text{K}}{\to }{\text{Ni}}_{\left(\text{s}\right)}\text{+}{\text{xCO}}_{\left(\text{g}\right)}$