Chemistry MCQs for Class 12 with Answers Chapter 13 Amines

Free PDF Download of CBSE Chemistry Multiple Choice Questions for Class 12 with Answers Chapter 13 Amines. Chemistry MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 12 Chemistry Amines MCQs Pdf with Answers to know their preparation level.

Amines Class 12 Chemistry MCQs Pdf

1.
Chemistry MCQs for Class 12 with Answers Chapter 13 Amines 2
Chemistry MCQs for Class 12 with Answers Chapter 13 Amines 3
Chemistry MCQs for Class 12 with Answers Chapter 13 Amines 4

Answer

Answer: b


2.Chemistry MCQs for Class 12 with Answers Chapter 13 Amines 5
Here, Z is
(a) RCH2 CH2NH2
(b) RCH2NH2
(c) RCH2CONH2
(d) RNH2

Answer

Answer: b


3. The correct decreasing order of boiling points among amines and their corresponding acids and alcohols is
(a) R – CH2 NH2 > RCOOH > RCH2OH
(b) RCH2NH2 > RCH2OH > RCOOH
(c) R – CH2OH > R – CH2NH2 > RCOOH
(d) R – COOH > R – CH2OH > R – CH2NH2

Answer

Answer: d


4. Aniline is less basic than ethylamine. This is due to
(a) Conjugation of lone pair of nitrogen with the ring
(b) The insoluble nature of aniline
(c) More Kfc value of aniline
(d) Hydrogen bonding

Answer

Answer: a


5. Primary amine reacts with carbon disulphide and HgCl2 to produce alkyl isothiocyanate. This reaction is
(a) Carbylanine reaction
(b) Hoffmann bromamide reaction
(c) Perkin reaction
(d) Hoffmann mustard oil reaction

Answer

Answer: d


6. Hinsberg’s reagent is
Chemistry MCQs for Class 12 with Answers Chapter 13 Amines 1

Answer

Answer: b


7. Nitration of aniline is carried out after acylation because
(a) Acylation dectivates the — NH2 group
(b) Oxidation can be prevented
(c) O-and p-products are obtained in good yield
(d) All of these

Answer

Answer: d


8. NH2 group in aniline is
(a) Ortho directing
(b) Meta directing
(c) Ortho and para directing
(d) Para directing

Answer

Answer: c


9. Primary and secondary amines cannot be distinguished by
(a) Schiff’s reagent
(b) Carbylamine reaction
(c) Hoffmann’s bromamide reaction
(d) Iodoform test

Answer

Answer: b


10. Which of the following cannot be identified by carbyl amine test?
1. C2H5NH2
2. C6H5NH2
3. C6H5 — NH — C6H5
4. (C2H5)3N
(a) 1, 2
(b) 1, 2, 4
(c) 3, 4
(d) 2, 4

Answer

Answer: c


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