Chemistry - Complete s-block Question with Solution | TestHub

The chemical formulae of $X,Y$ and $Z$ are $$\begin{array}{cccc}& x& Y& z\\ & \mathrm{CaO}& \mathrm{Ca}(\mathrm{OH}{)}_2& \mathrm{NaOH}\\ & \mathrm{NaOH}& \mathrm{CaO}& {\mathrm{CaCO}}_3\\ & \mathrm{NaOH}& \mathrm{Ca}(\mathrm{OH}{)}_2& {\mathrm{CaCO}}_3\\ & \mathrm{Ca}(\mathrm{OH}{)}_2& \mathrm{NaOH}& {\mathrm{CaCO}}_3\end{array}$$