Higher Chemistry

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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. Douglas Racey, Waid Academy,
Anstruther, Fife, Scotland
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple Choice Questions

• 1. The general formula for the alkanes is
• A. CnH2n
• B. CnH2n2
• C. CnH2n-2
• D. CnHn

B.
Answer
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple Choice Questions

• 2. The general formula for the alkenes is
• A. CnH2n
• B. CnH2n2
• C. CnH2n-2
• D. CnHn

A.
Answer
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple Choice Questions

• 3. The general formula for the alkynes is
• A. CnH2n
• B. CnH2n2
• C. CnH2n-2
• D. CnHn

C.
Answer
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple 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

C.
Answer
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple Choice Questions

• 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

C.
Answer
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple Choice Questions

• 6. How many isomers are there of pentane?
• A. 1
• B. 2
• C. 3
• D. 4

C.
Answer
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple Choice Questions

• 7. How many other unsaturated isomers are there
  of pent-1-ene?
• A. 1
• B. 2
• C. 3
• D. 4

D.
Answer
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple Choice Questions

• 8. How many cyclic isomers are there of pentene?
• A. 1
• B. 2
• C. 3
• D. 4

D.
Answer
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple Choice Questions

• 9. Which hydrocarbon has a molecular formula
  different from that of the other three?
• A. 2,2,3,3-tetramethylbutane
• B. 3-ethylpentane
• C. 2,3-dimethylpentane
• D. 2,2,3-trimethylbutane

A.
Answer
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Higher Chemistry Unit 2 - Section 2
HydrocarbonsMultiple 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

C.
Answer