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Cambridge (CAIE) · IGCSE

Chemistry question 4

0620/43 · Oct/Nov 2025 · Theory (Extended)

Syllabus topics
  • Ions and ionic bonds
  • Giant covalent structures
  • The characteristic properties of acids and bases
  • Acid–base titrations
  • Reversible reactions and equilibrium
  • Exothermic and endothermic reactions
  • Preparation of salts
  • Simple molecules and covalent bonds

Question 4

0620/43 · Oct/Nov 2025

17 marks
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