Class 12 Chemistry Chapter 13 Amines MCQs In English
आज के इस लेख में आपलोगों के लिए Class 12 Chemistry Chapter 13 Amines MCQs In English के बारे में जानेगे | जैसा की आप लोग जानते ही आज के दौर में ऑब्जेक्टिव क्वेश्चन बहुत ही इम्पोर्टेन्ट हो गया है | क्लास 12th केमिस्ट्री ऑब्जेक्टिव क्वेश्चन दिया गया गई |
यदि आप चाहते है की Amines MCQs in Hindi के बारे पढ़े तो और साथ में Chemistry 12th हिंदी मध्यम के सभी चैप्टर ऑब्जेक्टिव क्वेश्चन पढ़ने के क्लिक करे Class 12 Chemistry Mcq In Hindi All Chapter
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Class 12 Chemistry Chapter 13 Amines MCQs In English
Q1. The most convenient method to prepare primary amine containing one carbon atom less is
- (A) Gabriel phthalimide synthesis
- (B) Reductive amination of aldehydes
- (C) Hofmann bromamide reaction
- (D) Reduction of azonitriles
Show Answer
(C) Hofmann bromamide reaction
Q2. When excess of ethyl iodide is treated with ammonia, the product is
- (A) ethylamine
- (B) diethyl amine
- (C) triethylamine
- (D) tetraethylammonium iodide
Show Answer
(D) tetraethylammonium iodide
Q3. Amides may be converted into amines by a reaction named after
- (A) Hofmann Bromide
- (B) Claisen
- (C) Perkin
- (D) Kekune
Show Answer
(A) Hofmann Bromide
Q4. Which of the following amides will give ethylamine on reaction with sodium hypobromide?
- (A) Butanamide
- (B) Propanamide
- (C) Acetamide
- (D) Benzamide
Show Answer
(B) Propanamide
Q5. Tertiary amines have lowest boiling points amongst isomeric amines because
- (A) they have highest molecular mass
- (B) they do not form hydrogen bonds
- (C) they are more polar in nature
- (D) they are most basic in nature
Show Answer
(B) they do not form hydrogen bonds
Q6. Electrophilic substitution of aniline with bromine water at room temperature gives
- (A) 2-bromoaniline
- (B) 3-bromoaniline
- (C) 2, 4, 6-tribromoaniline
- (D) 3, 5, 6-tribromoaniline
Show Answer
(C) 2, 4, 6-tribromoaniline
Q7. Reduction of aromatic nitro-compounds using Sn and HCl gives
- (A) aromatic primary amines
- (B) aromatic secondary amines
- (C) aromatic tertiary amines
- (D) aromatic amides
Show Answer
(A) aromatic primary amines
Q8. What is obtained when benzoyl chloride reacts with aniline in the presence of sodium hydroxide?
- (A) Benzoic acid
- (B) Benzanilide
- (C) Acetanilide
- (D) Azobenzene
Show Answer
(B) Benzanilide
Q9. Acetylation of a secondary amine in alkaline medium yields
- (A) N, N-dialkyl acetamide
- (B) N, N-dialkyl amine
- (C) N, N-dialkyl amide
- (D) acetyl dialkyl amine
Show Answer
(A) N, N-dialkyl acetamide
Q10. Primary, secondary and tertiary amines may be separated by using
- (A) iodoform
- (B) diethyloxalate
- (C) benzene sulphonyl chloride
- (D) acetyl chloride
Show Answer
(C) benzene sulphonyl chloride
Class 12 Chemistry MCQ Questions of Amines with Answers
Q11. An organic compound (X) was treated with sodium nitrite and HCl in ice cold conditions. Bubbles of nitrogen gas were seen coming out. The compound (X) may be
- (A) a secondary aliphatic amine
- (B) a primary aromatic amine
- (C) a primary aliphatic amine
- (D) a tertiary amine
Show Answer
(C) a primary aliphatic amine
Q12. Cyclohexylamine is stronger base than aniline become
- (A) in aniline electron pair is involved in conjugation
- (B) in cyclohexylamine electron pair is involve conjugation
- (C) in aniline-NH, group is protonated
- (D) in cyclohexylamine nitrogen has a negative charge
Show Answer
(A) in aniline electron pair is involved in conjugation
Q13. The reagent which does not react with both, acetone and benzaldehyde
- (A) Sodium hydrogen sulphite
- (B) Phenyl hydrazine
- (C) Fehling’s solution
- (D) Grignard reagent
Show Answer
(C) Fehling’s solution
Q14. Which of the following compounds wilt give butanone on oxidation with alkaline KMnO4 solution?
- (A) Butan-1-ol
- (B) Butan-2-ol
- (C) Both of these
- (D) None of these
Show Answer
(B) Butan-2-ol
Q15. In Clemmensen Reduction carbonyl compound is treated with
- (A) Zinc amalgam + HCl
- (B) Sodium amalgam + HCl
- (C) Zinc amalgam + nitric add
- (D) Sodium amalgam + HNO3
Show Answer
(A) Zinc amalgam + HCl
MCQ Questions for Class 12 Chemistry Chapter 13 Amines In English
Q16. The correct order of increasing acidic strength is
- (A) Phenol < Ethanol < Chloroacetic acid < Acetic acid
- (B) Ethanol < Phenol < Chloroacetic acid < Acetic acid
- (C) Ethanol < Phenol < Acetic acid < Chloroacetic acid
- (D) Chloroacetic acid < Acetic acid < Phenol < Ethanol
Show Answer
(C) Ethanol < Phenol < Acetic acid < Chloroacetic acid
Q17. Nitrogen atom of amino group is ………. hybridised
- (A) sp
- (B) sp2
- (C) sp3
- (D) sp3d
Show Answer
(C) sp3
Q18. The strongest base among the following is
- (A) C₆H₅NH₃
- (B) p-NH₂C₆H₄NH
- (C) m-NO₂C₆H₄NH₂
- (D) C₆H₅CH₂NH₂
Show Answer
(D) C₆H₅CH₂NH₂
Q19. The amines are basic in nature, hence they form salts with hydrochloric acid. Which of the following will be insoluble in dil. HCl?
- (A) C₆H₅NH₃
- (B) (C₆H₅)₃N
- (C) C2H₅NH₂
- (D) CH₃NHCH₃
Show Answer
(B) (C₆H₅)₃N
Q20. Which of the following is amphoteric in nature?
- (A) CH₃NH₂
- (B) CH₃NHCH₃
- (C) CH₃CONH₂
- (D) CH₃NH₃
Show Answer
(C) CH₃CONH₂
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Class 12 Chemistry Objective Question In English
Chemistry Class 12 Chapter 13 Objective Questions in English
| Pattern Based | Bihar Board, Patna |
| Class | 12th or Inter |
| Article Name | Class 12 Chemistry Chapter 13 Amines MCQs In English |
| Category | Class 12 Chemistry Chapter Wise Objective Question |
| Chapter Name | Amines |
| Subject | Class 12 Chemistry |
| Class 12th English Summary | BSEB Class 12th English Summary |
| Class 10th Science All Chapter Objective Question | Class 10th Science All Chapter Objective Question |
| Type Of Question | Objective Question || 01 Marks |
| Script | Hindi And English Medium |
| Published On | Bihari Academy |
