Find here the NCERT chapter-wise Multiple Choice Questions from Class 12 Chemistry book Chapter 10 Haloalkanes and Haloarenes with Answers Pdf free download. This may assist you to understand and check your knowledge about the chapters. Students also can take a free test of the Multiple Choice Questions of Haloalkanes and Haloarenes. Each question has four options followed by the right answer. These MCQ Questions are selected supported by the newest exam pattern as announced by CBSE.
MCQ Questions for Class 12 Chemistry With Answers
Q1. SN1 reaction of alkyl halides leads to
(i) retention of configuration
(ii) racemisation
(iii) inversion of configuration
(iv) none of these.
Abo(ii) racemisationve
Q2. Which of the following is an example of vic-dihalide?
(i) Dichloromethane
(ii) 1,2-dichloroethane
(iii) Ethylidene chloride
(iv) Ally l chloride
(ii) 1,2-dichloroethane
Q3. In which of the following allotropes of carbon, percentage of carbon is maximum?
(i) Wood charcoal
(ii) Coconut charcoal
(iii) Graphite
(iv) None of these
(iii) Graphite
Q4. Fitting reaction can be used to prepare
(i) Toluene
(ii) Acetophenon
(iii) Diphenyl
(iv) Chlorobenzene
(iii) Diphenyl
Q5. Benzene diazonium chloride reacts with hypophosphorous acid to produce:
(i) phenol
(ii) benzene
(iii) p-hydroxyazobenzene
(iv) benzonitrile
(ii) benzene
Q6. Unpleasant smelling carbylamines are formed by heating alkali and chloroform with
(i) Any aliphatic amine
(ii) Any aromatic amine
(iii) Any amine
(iv) Any primary amine
(iv) Any primary amine
Q7. Ethylidene chloride is a/an
(i) vic-dihalide
(ii) gem-dihalide
(iii) allylic halide
(iv) vinylic halide
(ii) gem-dihalide
Q8. Organic compound must contain an element
(i) oxygen
(ii) carbon
(iii) hydrogen
(iv) nitrogen
(ii) carbon
Q9. When chlorine is passed through propene at 400°C, which of the following is formed?
(i) FVC
(ii) Allyl Chloride
(iii) Vinyl Chloride
(iv) 1,2-Dichloroethane
(ii) Allyl Chloride
Q10. What should be the correct IUPAC name for diethylbromomethane?
(i) 1-Bromo-1,1-diethylmethane
(ii) 3-Bromopentane
(iii) 1-Bromo-1-ethylpropane
(iv) 1-Bromopentane
(ii) 3-Bromopentane
Q11. Single bond length between carbon-carbon is
(i) 1.34 Å
(ii) 1.20 Å
(iii) 1.54 Å
(iv) none of these
(iii) 1.54 Å
Q12. Gammexane is
(i) Chloral
(ii) BHC
(iii) DDT
(iv) HCB
(ii) BHC
Q13. The number of possible enantiomeric pairs that can be produced during monochlorination of 2-methyl butane is
(i) 2
(ii) 3
(iii) 4
(iv) 1
(i) 2
Q14. Criteria for purity of organic solid is
(i) boiling point
(ii) melting point
(iii) specific gravity
(iv) none of these
(ii) melting point
Q15. Which of the following is a chiral compound?
(i) hexane
(ii) n-butane
(iii) methane
(iv) 2,3,4-trimethylhexane
(iv) 2,3,4-trimethylhexane
Q16. In the reaction of p-Chlorotoluene with KNH2 in liq. NHy the major product is
(i) o-toluidine
(ii) m-toluidine
(iii) p-toluidine
(iv) p-chloro aniline
(ii) m-toluidine
Q17. Number of π bonds in ethyne is
(i) 1
(ii) 2
(iii) 3
(iv) 4
(ii) 2
Q18. Which of the following is most stable?
(i) 1-butene
(ii) 1-pentene
(iii) 2-butene
(iv) 2-pentene
(iii) 2-butene
Q19. A solution (+) -2-chloro-2-phenylethane in toluene racemises slowly in the presence of small amount of SbCl5, due to the formation of
(i) Carbanion
(ii) Carbene
(iii) Free radical
(iv) Carbocation
(iv) Carbocation
Q20. Anti-Markovnikov addition of HBr is not observed in
(i) Propene
(ii) 1-Butene
(iii) But-2-ene
(iv) Pent-2-ene
(iii) But-2-ene
Q21. Number of stereoisomers of the compound 2-chloro-4- methylhex-2-ene is /are
(i) 1
(ii) 2
(iii) 4
(iv) 16
(iii) 4
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MCQ Questions for Class 12 Chemistry with Answers
- Lesson 1. The Solid State Class 12 MCQ Questions
- Lesson 2. Solutions Class 12 MCQs
- Lesson 3. Electrochemistry Class 12 MCQs
- Lesson 4. Chemical Kinetics Class 12 MCQs
- Lesson 5. Surface Chemistry Class 12 MCQs
- Lesson 6. General Principles and Processes of Isolation of Elements Class 12 MCQ Questions
- Lesson 7. The p-Block Elements Class 12 MCQ Questions
- Lesson 8. The d-and f-Block Elements Class 12 MCQ Questions
- Lesson 9. Coordination Compounds Class 12 MCQ Questions
- Lesson 10. Haloalkanes and Haloarenes Class 12 MCQ Questions
- Lesson 11. Alcohols, Phenols and Ethers Class 12 MCQ
- Lesson 12. Aldehydes, Ketones and Carboxylic Acids Class 12 MCQ
- Lesson 13. Amines Class 12 MCQ
- Lesson 14. Biomolecules Class 12 MCQ
- Lesson 15. Polymers Class 12 MCQ
- Lesson 16. Chemistry in Everyday Life Class 12 MCQ