Give structures of the products you would expect when the following alcohol reacts with (a) $\mathrm{H}\mathrm{C}\mathrm{l}-\mathrm{Z}\mathrm{n}\mathrm{C}{\mathrm{l}}_2$ (b) $\mathrm{H}\mathrm{B}\mathrm{r}$ and (c) $\mathrm{S}\mathrm{O}\mathrm{C}{\mathrm{l}}_2$
$\mathrm{B}\mathrm{u}\mathrm{t}\mathrm{a}\mathrm{n}-1-\mathrm{o}\mathrm{l}$

Give structures of the products you would expect when the following alcohol reacts with (a) $\mathrm{HCl}-{\mathrm{ZnCl}}_2$ (b) $\mathrm{HBr}$and (c) ${\mathrm{SOCl}}_2$

$2-\mathrm{Methylbutan}-2-\mathrm{ol}$

Write the equation involved in the following reaction:

Kolbe’s reaction.

Which of the following is an appropriate set of reactants for the preparation of $1$-methoxy-$4$-nitrobenzene and why?