Identify $A$ in the following reaction.

Identify the reaction schemes $A, B, C$ for the conversion of vinylcyclohexane to the respective alcohols,given the following methods:
$I-$ Acid-catalyzed hydration
$II-$ Hydroboration-oxidation $(HBO)$
$III-$ Oxymercuration-demercuration

The correct order of boiling points of the compounds given below is-
$A$) Methoxy ethane
$B$) Propan-$1$-ol
$C$) Propanal
$D$) Propanone

Which of the following reactions will produce a primary alcohol?

$A$ mixture of $1 \ g$ each of chlorobenzene,aniline,and benzoic acid is dissolved in $50 \ mL$ of ethyl acetate and placed in a separating funnel. $5 \ M \ NaOH$ $(30 \ mL)$ was added to the same funnel. The funnel was shaken vigorously and then kept aside. The ethyl acetate layer in the funnel contains:

Identify the reagents $X$,$Y$,and $Z$ in the following reaction schemes:
$(i)$ Benzene $\xrightarrow{X}$ Benzenesulfonic acid $\xrightarrow{Y}$ Sodium phenoxide $\xrightarrow{Z}$ Phenol
$(ii)$ Aniline $\xrightarrow{X}$ Benzenediazonium chloride $\xrightarrow{Y}$ Phenol
$(iii)$ Chlorobenzene $\xrightarrow{X}$ Sodium phenoxide $\xrightarrow{Y}$ Phenol