Hydrocarbons and fossil fuels Quiz
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5 questions, one answer each
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1. What is the formula of ethane?
- A. CH₄
- B. C₃H₈
- C. C₂H₆
- D. C₂H₄
2. Which gas dissolves in rain water to form acid rain?
- A. Sulfur dioxide
- B. Methane
- C. Nitrogen
- D. Oxygen
3. Which of these fractions has the highest boiling point?
- A. Refinery gases
- B. Petrol
- C. Kerosene
- D. Bitumen
4. What is crude oil separated by in fractional distillation?
- A. Different colours
- B. Different boiling points
- C. Different solubilities
- D. Different electrical charges
5. Which statement about coal is correct?
- A. It formed from tiny sea organisms
- B. It formed in a few years
- C. It formed from dead plants in swamps over millions of years
- D. It is a renewable fuel