What you'll learn
How chemistry is used in industry and society.
Key ideas
- Metal extraction (carbon or electrolysis); alloys; the Haber process.
- Fossil fuels, pollutants and the atmosphere.
Exam tips
- Link reactivity to extraction method.
- Learn the Haber process reactants.
Common mistakes
- Extracting reactive metals with carbon.
- Blaming CO₂ for acid rain.