WJEC A-Level Chemistry (Wales) · WJEC A420QS
2.5 Hydrocarbons
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Hydrocarbons
- Crude oil is a mixture of hydrocarbons. Explain how fractional distillation separates crud… (5 marks, Explain)
- Alkanes and alkenes are two families of hydrocarbons. Describe how bromine water can be us… (5 marks, Describe and Explain)
- Propene (C₃H₆) is an alkene. Explain why propene is described as an unsaturated hydrocarbo… (5 marks, Explain)
- Ethene is an alkene produced during the cracking of crude oil fractions. Explain why crack… (5 marks, Explain)
- Methane and ethane are both alkanes. Describe the similarities and differences in their mo… (5 marks, Describe)