Identify correct statements: (A) Primary amines do not give diazonium salts when treated with NaNO2 in acidic condition. (B) Aliphatic and aromatic primary amines on heating with CHCl3 and ethanolic K

Question

Identify correct statements: (A) Primary amines do not give diazonium salts when treated with NaNO2 in acidic condition. (B) Aliphatic and aromatic primary amines on heating with CHCl3 and ethanolic KOH form carbylamines. (C) Secondary and tertiary amines also give carbylamine test. (D) Benzenesulfonyl chloride is known as Hinsberg's reagent. (E) Tertiary amines reacts with benzenesulfonyl chloride very easily. Choose the correct answer from the options given below:

(A) (D) and (E) only
(B) (B) and (D) only
(C) (B) and (C) only
(D) (A) and (B) only

Prashant Kotian · Accepted Answer

Correct answer: B. R–NH2        HCl / NaNO2  N N – R diazonium salt Ph–NH2         OH / CHCl3 Ph–NC SO2Cl is known as Hinsberg reagent. 3º amine does not react with Ph–SO2Cl.

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