Chemistry - Hydrocarbon Question with Solution | TestHub

Compound $\mathrm{A}$ on reaction with chlorine in presence of u.v. light gives $\mathrm{B};$ which when reacted with ${\mathrm{NaNO}}_2$ in the solvent $\mathrm{N},\mathrm{N}$ -dimethyl formamide, gives 2 -Nitrobutane. The compound $\mathrm{A}$ is