Amides may be converted into amines by a reaction named after:

What are $A$ and $B$ in the following reactions?
$A \xrightarrow{H_2 / Ni} R-CH_2-NH_2 \xleftarrow[ii) H_2O]{i) LiAlH_4} B$

Which of the following compounds forms a secondary amine upon reaction with $LiAlH_4$?

In the reaction sequence $CH_3CONH_2$ $\xrightarrow{?} CH_3CN$ $\xrightarrow{\text{reduction}} CH_3CH_2NH_2$,which dehydrating agent is used in the first step?

The method by which aniline cannot be prepared is

Identify the product obtained when bromoethane is heated with excess of alcoholic ammonia under pressure.