Identify A, B, C:

A compound (A) (C_7H_4N) on hydrolysis with strong aqueous acid gives another compound (B) on treatment with ammonia gives a salt which on heating gives (C). The compound (C) undergoes Hofmann's bromamide reaction to yield aniline. Identify A, B, C and write chemcial reactions involved.

An organic compound A(C_2H_6O) reacts with sodium to form compound B and hydrogen gas. When heated with conc. H_2SO_4 at 413 K, A produces C(C_4H_(10)O) . C on reaction with conc. HI at 373 K forms D. C is also obtained when B is heated with D. Identify A, B, C and D and write chemical equations for the formation of B from A and the formation of C from B and D.

An organic compound [A] with molecular formula C_(4)H_(8)O when reduced with NaBH_(4) gives compound [B] which reacts with HBr to form compound [C] (optically active) Identify A,B , C and wirte the two enantimoers of compound [C].

Identify A, B and C of the following reaction :

Identify A, B and C of the following reactions : C(aq.)overset(Electrolysis)rarrCH-=CH

Identify A, B and C of the following reactions : Aoverset(Electrolysis)rarrCH_3-CH_3

The addition of HBr to 1-butene gives a mixture of A and B as the main products together with a small amount of another compound C. Identify A, B and C.

An organic compound containing C, H, N & O (A) on treatment with NaOH & Br_2 from (B) B on treatment with NaNO_2 and Hydrochloric acid forms C a primary alcohol wihc on iodoform test gives yellow-ish crystalline precipitate identify A, B & C. Give reasons and chemi-cal reaction.