Transcript Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice

Higher Chemistry
Unit 2
Section 2 Hydrocarbons
Multiple Choice Questions
This is designed to be used by teachers to help students develop
skills in answering multiple choice questions.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
1. The general formula for the
alkanes is
A. CnH2n
B. CnH2n+2
C. CnH2n-2
D. CnHn
Answer
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
2. The general formula for the
alkenes is
A. CnH2n
B. CnH2n+2
C. CnH2n-2
D. CnHn
Answer
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
3. The general formula for the
alkynes is
A. CnH2n
B. CnH2n+2
C. CnH2n-2
D. CnHn
Answer
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
4.
Which statement about benzene is correct?
A. Benzene is an isomer of cyclohexane
B. Benzene reacts with bromine solution as if it
is unsaturated
C. The ratio of carbon to hydrogen atoms in
benzene is the same as in ethyne
D. Benzene undergoes addition reactions more
readily than hexene
Answer
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
5. The process of catalytic cracking involves
using
A.an aluminium catalyst to produce smaller
hydrocarbons
B.an aluminium catalyst to produce larger
hydrocarbons
C.an aluminium oxide catalyst to produce
smaller hydrocarbons
D. an aluminium oxide catalyst to produce
larger hydrocarbons
Answer
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
6. How many isomers are there of
pentane?
A.
B.
C.
D.
Answer
1
2
3
4
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
7. How many other unsaturated
isomers are there of pent-1-ene?
A. 1
B. 2
C. 3
D. 4
Answer
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
8. How many cyclic isomers are there
of pentene?
A. 1
B. 2
C. 3
D. 4
Answer
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
9. Which hydrocarbon has a molecular
formula different from that of the
other three?
A. 2,2-dimethyl, 3, 3-dimethylbutane
B. 3-ethylpentane
C. 2,3-dimethylpentane
D. 2,3-dimethyl,3-methylbutane
Answer
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
10. Which hydrocarbon has the same
formula mass as
3,3-dimethylbut-1-ene?
A. CH3C(CH3)2CH2CH3
B. CH2C(CH3)CH2CH3
C. CH2C(CH3)CH2CH2CH3
D. CH3CH(CH3)CH(CH3)2
Answer
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
1. The general formula for the
alkanes is
A. CnH2n
B. CnH2n+2
C. CnH2n-2
D. CnHn
Answer
B.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
2. The general formula for the
alkenes is
A. CnH2n
B. CnH2n+2
C. CnH2n-2
D. CnHn
Answer
A.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
3. The general formula for the
alkynes is
A. CnH2n
B. CnH2n+2
C. CnH2n-2
D. CnHn
Answer
C.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
4.
Which statement about benzene is correct?
A. Benzene is an isomer of cyclohexane
B. Benzene reacts with bromine solution as if it
is unsaturated
C. The ratio of carbon to hydrogen atoms in
benzene is the same as in ethyne
D. Benzene undergoes addition reactions more
readily than hexene
Answer
C.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
5. The process of catalytic cracking involves
using
A.an aluminium catalyst to produce smaller
hydrocarbons
B.an aluminium catalyst to produce larger
hydrocarbons
C.an aluminium oxide catalyst to produce
smaller hydrocarbons
D. an aluminium oxide catalyst to produce
larger hydrocarbons
Answer
C.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
6. How many isomers are there of
pentane?
A.
B.
C.
D.
Answer
1
2
3
4
C.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
7. How many other unsaturated
isomers are there of pent-1-ene?
A. 1
B. 2
C. 3
D. 4
Answer
D.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
8. How many cyclic isomers are there
of pentene?
A. 1
B. 2
C. 3
D. 4
Answer
D.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
9. Which hydrocarbon has a molecular
formula different from that of the
other three?
A. 2,2-dimethyl, 3, 3-dimethylbutane
B. 3-ethylpentane
C. 2,3-dimethylpentane
D. 2,3-dimethyl,3-methylbutane
Answer
A.
Higher Chemistry
Unit 2 - Section 2 Hydrocarbons
Multiple Choice Questions
10. Which hydrocarbon has the same
formula mass as
3,3-dimethylbut-1-ene?
A. CH3C(CH3)2CH2CH3
B. CH2C(CH3)CH2CH3
C. CH2C(CH3)CH2CH2CH3
D. CH3CH(CH3)CH(CH3)2
Answer
C.