Identify the final product obtained when a mixture of vapours of phenol and hydrogen is passed over nickel catalyst at $433 \ K$.

$A$ compound $x$ reacts with Bromine water and gives a white precipitate. If compound $x$ reacts with $Zn$ dust and forms benzene,then $x$ is:

Identify $X$ and $Y$ in the following reactions:

The correct options for the products $A$ and $B$ of the following reactions are:

Identify product $B$ in the following reaction.
Sodium phenoxide $\xrightarrow[6 \text{ atm}]{CO_2, 398 \text{ K}} A$ $\xrightarrow{H_3O^{+}} B$

The major product of the following reaction sequence is:
Aniline $\xrightarrow[(i) NaNO_2, HCl, 273-278K]{(ii) H_2O, warm} \text{Product}$ $\xrightarrow[(iv) NaOH]{(iii) Br_2, (excess)} \text{Product}$ $\xrightarrow{(v) CH_3I} \text{Final Product}$