Ethyl alcohol is industrially prepared from ethylene by

Heating of $2-$chloro$-1-$phenylbutane with $EtOK/EtOH$ gives $X$ as the major product. Reaction of $X$ with $Hg(OAc)_2/H_2O$ followed by $NaBH_4$ gives $Y$ as the major product. $Y$ is

$2-\text{Phenylethanol}$ can be prepared by the reaction of phenylmagnesium bromide with which of the following?

Propan-$1$-ol can be prepared from propene by:

Which of the following reagents is $NOT$ useful for the preparation of alkyl chloride from alcohol?

Propan$-1-$ol can be prepared from propene by