9701/22/F/M/20 · Chemistry February/March 2020 Paper 22
3 questions, 60 marks. Each one links to its official mark scheme.
- Question 1 · 19 marks · Group 2 oxides, hydroxides and carbonates, Brønsted–Lowry theory of acids and bases, Group 2 trends and solubility, Temperature and activation energy, Shapes of molecules, Period 3 oxides and hydroxides, Formulas, Dynamic equilibrium, Kc and Kp, Oxidation numbers, Enthalpy change definitions, Hess’s law
- Question 2 · 17 marks · Physical properties of the Group 17 elements, Halogens and hydrogen halides, Structure and properties, Some reactions of the halide ions, Intermolecular forces, Homogeneous and heterogeneous catalysts, Combustion, halogenation and sodium, Structural isomerism, Characteristic organic reactions
- Question 3 · 24 marks · Oxidising alcohols, Reduction and nucleophilic addition, Tests for carbonyls, Optical isomerism, Organic synthesis, Gas volumes, Organic formulas and naming, Addition polymerisation, Addition polymers and the bromine test, Cis/trans isomerism, Electrophilic addition, Infrared spectroscopy
Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.