The reaction of aniline with excess liquid bromine gives $......$.

What is the order of basic strength for $CH_3NH_2$ and $(CH_3)_3N$ in an aqueous solution?

The most basic $'N'$ atom in the following molecule is:

The compound $X (C_{7}H_{9}N)$ reacts with benzene sulphonyl chloride to give $Y (C_{13}H_{13}NO_{2}S)$ which is insoluble in alkali. The compound $X$ is

The product $(C)$ of the following reaction is:

Deamination (or) diazotization of $n$-butylamine $(CH_3CH_2CH_2CH_2NH_2)$ with $NaNO_2/HCl$ gives how many isomeric butenes?