1. Higher Chemistry Unit 2 Section 1 Fuels Multiple Choice Questions
This is designed to be used by teachers to help students develop skills in answering multiple choice questions.

2. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
1. Which of the following processes can be used industrially to produce petrol?
A. reforming of naphtha
B. catalytic cracking of propane
C. reforming of coal
D. catalytic cracking of heavy oil fractions
Answer A.

3. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
2. Which pollutant, produced during internal combustion in a car engine, is not the result of incomplete combustion?
A. nitrogen dioxide
B. hydrocarbons
C. carbon
D. carbon monoxide A.
Answer

4. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
3. Biogas is produced under anaerobic conditions by the fermentation of biological materials. What is the main constituent of biogas?
A. butane
B. ethane
C. methane
D. propane C.
Answer

5. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
4. The process of reforming does not involve producing
A. branched hydrocarbons
B. cyclic hydrocarbons
C. aromatic hydrocarbons
D. shorter chain hydrocarbons D.
Answer

6. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
5. Petrol is a blend of hydrocarbons.
In a winter blend, the petrol has more
A. large molecules which are more volatile
B. large molecules which are less volatile
C. small molecules which are more volatile
D. small molecules which are less volatile C.
Answer

7. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
6. The tendency for auto-ignition of alkanes in a petrol engine can be reduced by the addition of
A. chromium
B. lead
C. iron
D. platinum B.
Answer

8. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
7. Which of the following is not true of methanol?
A. It is toxic
B. It forms a corrosive mixture with water
C. It is more volatile than petrol
D. Combustion is more complete than combustion of petrol C.
Answer

9. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
8. A fuel which cannot be classed as a renewable source of energy is
A. ethanol
B. methane
C. methanol
D. hydrogen C.
Answer

10. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
9. The burning of which fuel would reduce the build up of carbon dioxide in the atmosphere?
A. ethanol
B. diesel
C. methane
D. hydrogen D.
Answer

11. Higher Chemistry Unit 2 - Section 1 Fuels Multiple Choice Questions
10. The production of methane from decaying material is due to
A. photosynthesis
B. respiration
C. anaerobic conditions
D. aerobic conditions C.
Answer