Here are the MCQs with the degree of the carbon atom mentioned, without the answers:
1. Identify the correct IUPAC name and degree of the carbon carrying the halogen in the following compound:
a) 1-Bromo-2-propene, Primary
b) 3-Bromo-1-propene, Primary
c) Allyl bromide, Primary
d) 2-Bromo-1-propene, Secondary
2. Which of the following is the correct IUPAC name and degree of the carbon carrying the halogen for C6H5CH2Cl?
a) Benzyl chloride, Primary
b) 1-Chloromethylbenzene, Primary
c) Aryl chloride, Secondary
d) Methylene chloride, Primary
3. The IUPAC name and degree of the carbon carrying the halogen in CH3-CH(Cl)-CH2-CH3 is:
a) 3-Chlorobutane, Secondary
b) 1-Chlorobutane, Primary
c) 2-Chlorobutane, Secondary
d) n-Chlorobutane, Tertiary
4. What is the IUPAC name and degree of the carbon carrying the halogen in C6H5-Br?
a) Bromobenzene, Aryl
b) Aryl bromide, Secondary
c) Benzyl bromide, Primary
d) Phenyl bromide, Aryl
5. Which of the following compounds is a primary alkyl halide? State the degree of the carbon carrying the halogen.
a) CH3-CH(Br)-CH3, Secondary
b) CH3-CH2-CH2-Br, Primary
c) CH3-CH2-CH(Br)-CH3, Secondary
d) CH3-CH(Br)-CH2-CH3, Secondary
6. What is the IUPAC name and degree of the carbon carrying the halogen in CH3-CH=CH-CH2-Cl?
a) 4-Chloro-1-butene, Primary
b) 3-Chlorobutene, Secondary
c) 1-Chloro-3-butene, Primary
d) Allyl chloride, Primary
7. Identify the IUPAC name and degree of the carbon carrying the halogen in the compound CH2Cl-CH2-CH2Cl.
a) 1,2-Dichloropropane, Primary
b) 1,3-Dichloropropane, Primary
c) 2,3-Dichloropropane, Secondary
d) 1,1-Dichloropropane, Primary
8. Which of the following is a secondary alkyl halide? State the degree of the carbon carrying the halogen.
a) CH3-CH2-Br, Primary
b) CH3-CH(Cl)-CH3, Secondary
c) CH3-CH2-CH2-I, Primary
d) C6H5CH2Br, Primary
9. What is the IUPAC name and degree of the carbon carrying the halogen in C6H5-CH2-CH2-Cl?
a) Benzyl chloride, Primary
b) 2-Chloroethylbenzene, Secondary
c) Phenylethyl chloride, Primary
d) 1-Chloroethylbenzene, Primary
10. Which of the following compounds is called a vinylic halide? State the degree of the carbon carrying the halogen.
a) CH3-CH(Cl)-CH3, Seconda
ry
b) CH2=CH-Cl, Vinylic
c) C6H5-CH2-Cl, Primary
d) CH3-CH2-CH2-Br, Primary
Answers
1. a) 1-Bromo-2-propene, Primary
2. b) 1-Chloromethylbenzene, Primary
3. c) 2-Chlorobutane, Secondary
4. a) Bromobenzene, Aryl
5. b) CH3-CH2-CH2-Br (1-Bromopropane), Primary
6. c) 1-Chloro-3-butene, Primary
7. b) 1,3-Dichloropropane, Primary
8. b) CH3-CH(Cl)-CH3 (2-Chloropropane), Secondary
9. b) 2-Chloroethylbenzene, Secondary
10. b) CH2=CH-Cl (
Vinyl chloride), Vinylic
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