Lucas test is used for the determination of

Among the compounds $A$ and $B$ with molecular formula $C_9H_{18}O_3$,$A$ has a higher boiling point than $B$. The possible structures of $A$ and $B$ are

Explain the acidic dehydration of alcohols with an example.

The fastest rate of reaction will be when $R$ is:

The best method for the conversion of an alcohol into an alkyl chloride is by treating the alcohol with

Show the $\beta$-elimination reactions for the following alcohols:
$(i)$ Propyl alcohol
$(ii)$ Isopropyl alcohol
$(iii)$ Cyclohexanol
$(iv)$ Tertiary-butyl alcohol.