Zinc oxide is heated with carbon and carbon dioxide is given off. Which word equation is correct?
zinc oxide + carbon →\rightarrow→ zinc + carbon dioxide
zinc + carbon →\rightarrow→ zinc oxide + carbon dioxide
zinc oxide + carbon dioxide →\rightarrow→ zinc + carbon
zinc oxide + carbon →\rightarrow→ zinc carbonate + oxygen
39 exam-style questions on AQA GCSE Chemistry 4.1 Reactivity of metals, covering 4.1.1 Metal oxides, 4.1.2 The reactivity series, 4.1.3 Extraction of metals and reduction, and 4.1.4 Oxidation and reduction in terms of electrons. Each one has a worked solution and a mark scheme showing where the marks go.