Combustion of Fuels Quiz
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5 questions, one answer each
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1. Which gas from burning fuels is linked to climate change?
- A. Carbon monoxide
- B. Carbon dioxide
- C. Nitrogen
- D. Water vapour
2. Which products cause acid rain?
- A. Carbon dioxide and water
- B. Sulfur dioxide and oxides of nitrogen
- C. Particulates
- D. Carbon monoxide only
3. What conditions lead to incomplete combustion?
- A. Plenty of oxygen
- B. High pressure
- C. Insufficient oxygen
- D. Low temperature
4. A fuel burns completely in air. What are the main products if the fuel is a pure hydrocarbon?
- A. Carbon monoxide and soot
- B. Carbon dioxide and water
- C. Sulfur dioxide and nitrogen
- D. Hydrogen and oxygen
5. A car engine is found to be releasing carbon monoxide and soot in its exhaust. What does this suggest, and why is it a concern?
- A. The fuel contains no carbon; concern is minimal
- B. Combustion is incomplete due to insufficient oxygen; carbon monoxide is toxic
- C. Combustion is complete; no concern needed
- D. The fuel contains sulfur; causes acid rain