1. What is a fuel?

Question 1 of 22

2. What is the name of the process in which crude oil is separated into its various components?

Question 2 of 22

3. A pupil has tried to write down various ways of representing ethane using: molecular formula, displayed formula, general formula, empirical formula and stuctural formula. However she has missed one out. Which one?

Question 3 of 22

4. Name this molecule

Question 4 of 22

5. A student names this molecule 2-ethylpentane. Which of these statements is true about the student's naming of the molecule?

Question 5 of 22

6. Why are alkanes classified as saturated hydrocarbons?

Question 6 of 22

7. How does sulfur dioxide form in car engines?

Question 7 of 22

8. What is the molecular formula for propane?

Question 8 of 22

9. Write the chemical equation for sulfur dioxide dissolving in water to form acid rain

Question 9 of 22

10. What is crude oil?

Question 10 of 22

11. Recall the products of the complete combustion of alkanes

Question 11 of 22

12. If a substance has a simple molecular structure, what physical state might it be at room temperature?

Question 12 of 22

13. Name the greenhouse gas released from burning hydrocabons

Question 13 of 22

14. State the general formula of alkanes

Question 14 of 22

15. Recall a use of bitumen

Question 15 of 22

16. What do each of the following state symbols represent: (s), (l), (g), (aq)

Question 16 of 22

17. Which fraction of crude oil is the most viscous?

Question 17 of 22

18. Explain the term isomerism

Question 18 of 22

19. Explain why carbon monoxide is dangerous to humans

Question 19 of 22

20. Explain the term hydrocarbon

Question 20 of 22

21. Do larger molecules have higher or lower boiling points than smaller molecules?

Question 21 of 22

22. In car engines, sparks cause the formation of some gases which contribute to acid rain. What are these gases?

Question 22 of 22