Phenol reacts with dilute $HNO_3$ at low temperature to form:

Phenol reacts with $CHCl_3$ and $NaOH$ (at $340 \ K$) to give

What is the increasing order of boiling points for the following alcohols?
$I.$ $1, 2-$dihydroxybenzene
$II.$ $1, 3-$dihydroxybenzene
$III.$ $1, 4-$dihydroxybenzene
$IV.$ hydroxybenzene

In the following reaction sequence,identify $Q$:
$p\text{-Chloronitrobenzene}$ $\xrightarrow[\Delta, P]{NaOH} P$ $\xrightarrow{C_6H_5CH_2Cl} Q$

An organic compound with molecular formula $C_7H_8O$ dissolves in $NaOH$ and gives a characteristic colour with $FeCl_3$. On treatment with bromine,it gives a tribromo derivative $C_7H_5OBr_3$. The compound is

Identify $(C)$ in the reaction$(s)$:
$p\text{-toluidine}$ $\xrightarrow[{0\,^{\circ}C}]{{NaNO_2/HCl}}\,(A)\,$ $\xrightarrow{{{H_2}O, \Delta }}\,(B)\,$ $\xrightarrow[{(ii)\,dil.\,HCl}]{{(i)\,CHCl_3, KOH, \Delta }}\,(C)$