Chemistry - Hydrocarbon Question with Solution | TestHub

Here the major product is 2-phenylpropane and minor is 1-phenylpropane as follows

It involves rearrangement of carbocation as follows
$\underset{\mathrm{p}°\mathrm{l}\mathrm{e}\mathrm{s}\mathrm{s}\mathrm{s}\mathrm{t}\mathrm{a}\mathrm{b}\mathrm{l}\mathrm{e}}{\mathrm{C}{\mathrm{H}}_3-\mathrm{C}{\mathrm{H}}_2-\stackrel{\oplus }{\mathrm{C}}{\mathrm{H}}_2}\stackrel{{\mathrm{H}}^{-}\mathrm{s}\mathrm{h}\mathrm{i}\mathrm{f}\mathrm{t}}{\to }\underset{\mathrm{s}°\mathrm{m}\mathrm{o}\mathrm{r}\mathrm{e}\mathrm{s}\mathrm{t}\mathrm{a}\mathrm{b}\mathrm{l}\mathrm{e}}{\mathrm{C}{\mathrm{H}}_3-\stackrel{\oplus }{\mathrm{C}}\mathrm{H}-\mathrm{C}{\mathrm{H}}_3}$