Chemistry - Carbonyl compounds Question with Solution | TestHub

An optically active alkyl halide ${\mathrm{C}}_4{\mathrm{H}}_9\mathrm{Br}$ [A] reacts with hot KOH dissolved in ethanol and forms alkene [B] as major product which reacts with bromine to give dibromide [C]. The compound [C] is converted into a gas [D] upon reacting with alcoholic ${\mathrm{NaNH}}_2$. During hydration 18 gram of water is added to 1 mole of gas [D] on warming with mercuric sulphate and dilute acid at 333 K to form compound [E]. The IUPAC name of compound $[\mathrm{E}]$ is :