An alcohol $\mathrm{X}\left(\mathrm{C}_4 \mathrm{H}_{10} \mathrm{O}\right)$ reacts with Conc. HCI at room temperature to give $\mathrm{Y}\left(\mathrm{C}_4 \mathrm{H}_9 \mathrm{C} 1\right)$. Reaction of X with copper at 573 K gave Z . What is Z ?

Question

An alcohol $\mathrm{X}\left(\mathrm{C}_4 \mathrm{H}_{10} \mathrm{O}\right)$ reacts with Conc. HCI at room…