MCQ Questions Class 12 Chemistry | Chapter -Amine Class 12 MCQ with answer

Q.Acetamide is treated with the following reagents separately. Which one of these would yield methyl amine?

(A)PCl₅
(B)NaOH/Br₂
(C)Sodalime
(D)Hot conc. H₂SO₄

Q.Nitrobenzene on reaction with conc.HNO₃ /H₂SO₄ at 80-100°C forms which one of the following products

(A)1, 2, 4-Trinitrobenzene
(B)1, 2-Dinitrobenzene
(C)1, 3-Dinitrobenzene
(D)1, 4-Dinitrobenzene

Q.The electrolytic reduction of nitrobenzene in strongly acidic medium produces:

(A)Azoxybenzene
(B)Azobenzene
(C)Aniline
(D)p-Aminophenol

Q.Method by which Aniline cannot be prepared is:

(A)reduction of nitrobenzene with H₂ /Pd in ethanol
(B)potassium salt of phthalimide treated with chlorobenzene followed by hydrolysis with aqueous NaOH solution
(C)hydrolysis of phenylisocyanide with acidic solution
(D)degradation of benzamide with bromine in alkaline solution

Q.A given nitrogen containing aromatic compound (A) reacts with Sn/HCl, followed by HNO₂ to give an unstable
compound (B). (B), on treatment with phenol, forms a beautiful coloured compound (C) with the molecular formula
C₁₂ H₁₀N₂O. The structure of compound (A) is :

(A)

(B)

(C)

(D)

Q.Which of the following reactions is appropriate for converting acetamide to methanamine ?

(A)Hoffmarnn hypobromamide reaction
(B)Stephens reaction
(C)Gabriels phthalimide synthesis
(D)Carbylamine reaction

Q.Total structural isomeric amines possible for molecular formula C₄H₁₁N :

(A) 7
(B) 8
(C) 9
(D) 6

Q.Basic nature of amine in aqueous medium can be explained by:

(A)Inductive effect
(B)Solvation effect
(C)Steric hinderance
(D)All of these

Q.Which of following is correct regarding basic nature:

(A)R-NH₂ > R₂NH > R₃N (Gaseous phase)
(B)CH₃NH₂(CH₃)₂NH > (CH₃)₃N(Aqueous solutions)
(C)(C₂H₅)₂NH > (C₂H₅)₃N > C₂H₅-NH₂ > NH₃ (Aqueous solutions)
(D)(C₂H₅)₂NH > PhNH₂ > Ph-NH-CH₃(Aqueous solution)

Q.Which of following can be use to distinguish primary, secondary and tertiary amine?

(A)Carbyl amine reaction
(B)Reaction with Nitrous acid
(C)Reaction with Hinsberg’s reagent
(D)Both B & C

Q.These days benzene sulphonyl chloride replaced by which compound in Hinsberg test:

(A)

(B)

(C)

(D)