JEE CHEMISTRY UNIT 16
QUIZ NO 3
TOTAL QUESTIONS = 20
1. Which of the following halides shows the highest reactivity in nucleophilic substitution reactions?
A. Vinyl chloride
B. Allyl bromide
C. Benzyl chloride
D. Bromoethane
2. Which of the following is used as an anaesthetic?
A. Trichloroethylene
B. Fluorobenzene
C. Halothane
D. Chloroform
3. Which reagent is used to convert alkyl halides to alcohols?
A. Zn/Conc. HCl
B. Aqueous KOH
C. Conc. H2SO4
D. NaOH
4. What is the major product of the Wurtz reaction?
A. Alcohols
B. Alkenes
C. Dihalides
D. Alkanes
5. Which of the following is used as a refrigerant?
A. CFC-11
B. Freon-12
C. CCl4
D. CCl2F2
6. Which of the following alkyl halides undergoes elimination the fastest?
A. CH3CHClCH3
B. CH3CH2Cl
C. CH3CCl3
D. CH3CHBrCH3
7. What is the IUPAC name of CH2=CHCH2Cl?
A. Allyl chloride
B. Vinyl chloride
C. Vinyl bromide
D. 1-Bromo-2-chloropropane
8. What is the bond angle in CH3Cl?
A. 90 degrees
B. 109.5 degrees
C. 120 degrees
D. 180 degrees
9. What is the major product of the Wurtz reaction?
A. Dihalides
B. Alkanes
C. Alcohols
D. Dihalides
10. What is the product of the reaction between CH3Br and Mg in the presence of dry ether?
A. Methyl magnesium bromide
B. Ethyl magnesium bromide
C. Ethyl magnesium chloride
D. Propyl magnesium bromide
11. Which of the following is used as a refrigerant?
A. CCl2F2
B. Freon-12
C. CCl4
D. CFC-11
12. What is the IUPAC name of CH3CHClCH3?
A. 1-Chloropropane
B. 1-Bromopropane
C. 2-Chloropropane
D. 3-Chloropropane
13. What is the functional group in alkyl halides?
A. R-CHO
B. R-X
C. R-COOH
D. R-OH
14. Which of the following is used in the preparation of Grignard reagents?
A. Mg in water
B. Dry ether
C. Mg in dry ether
D. Zn/Conc. HCl
15. What is the IUPAC name of CH3CHBrCH3?
A. 1-Bromopropane
B. 2-Bromopropane
C. 1-Chloropropane
D. 2-Chloropropane
16. Which reagent is used for the hydrolysis of alkyl halides?
A. NaOH
B. Aqueous KOH
C. Conc. H2SO4
D. Zn/Conc. HCl
17. What is the common name of CHCl3?
A. Carbon tetrachloride
B. Chloroform
C. Tetrachloromethane
D. Trichloromethane
18. What is the common name of CCl4?
A. Carbon tetrachloride
B. Trichloromethane
C. Vinyl chloride
D. Chlorobenzene
19. What is the common name of CHCl3?
A. Carbon tetrachloride
B. Tetrachloromethane
C. Trichloromethane
D. Chloroform
20. Which of the following is a tertiary halide?
A. CH3Cl
B. CH3CHCl2
C. CH3CH2Cl
D. CH3CCl3
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