OCR A-Level Chemistry B: Salters (H433) · OCR H433
OZ The ozone story
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on The ozone story
- A student is researching the history of ozone depletion and the international response to … (5 marks, Explain)
- A scientist is studying the chemistry of ozone in the stratosphere. Explain how ozone is b… (5 marks, Explain)
- A manufacturer of fire extinguishers previously used halon gases in their products. Explai… (5 marks, Explain)
- Ultraviolet (UV) radiation from the Sun reaches Earth's atmosphere. The ozone layer plays … (5 marks, Explain)
- Chlorofluorocarbons (CFCs) were once widely used in aerosol sprays and refrigerators. Scie… (5 marks, Explain)