Crude Oil and Hydrocarbons Quiz
Studying this course? Keep your progress in one place.
Pick an answer for each. Quizzes never use energy.
5 questions, one answer each
Each answer is checked as you go, with why.
See all 5 questions
1. What type of substance is crude oil?
- A. A single pure compound
- B. A mixture of mainly hydrocarbons
- C. A pure element
- D. A mixture of only metals
2. What technique is used to separate crude oil into fractions?
- A. Filtration
- B. Chromatography
- C. Fractional distillation
- D. Crystallisation
3. As hydrocarbon molecules get larger, what happens to their flammability?
- A. It increases
- B. It decreases
- C. It stays the same
- D. It becomes impossible to burn
4. What are the products of the complete combustion of a hydrocarbon fuel?
- A. Carbon monoxide and water
- B. Carbon and hydrogen
- C. Carbon dioxide and water
- D. Carbon dioxide and hydrogen
5. Which property increases along with boiling point as hydrocarbon chain length increases?
- A. Flammability
- B. Viscosity
- C. Reactivity with water
- D. Solubility in water