Chemistry - Complete P-block Question with Solution | TestHub

Paragraph: Upon heating ${\mathrm{KClO}}_3$ in the presence of catalytic amount of ${\mathrm{MnO}}_2$, a gas $\mathbf{W}$ is formed. Excess amount of $\mathbf{W}$ reacts with white phosphorus to give $\mathbf{X}$. The reaction of $\mathbf{X}$ with pure ${\mathrm{HNO}}_3$ gives $\mathbf{Y}$ and $\mathbf{Z}$.