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Chemistry · AQA 7405 · Paper 3 · June 2023

AQA A Level Chemistry Paper 3 June 2023 examiner report (7405/3)

2h 90 marks

Materials
Data booklet

Examiner report

  1. Q1 - 17 marks - Acylation and nucleophilic addition-elimination, Amounts of substance in equations, Carboxylic acids
  2. Q2 - 8 marks - Elimination reactions, Isomerism
  3. Q3 - 12 marks - Naming organic compounds, Peptides and protein structure, Thin-layer, column and gas chromatography
  4. Q4 - 6 marks - Group 2: the alkaline earth metals, Group 7: the halogens, Metal-aqua ions in solution
  5. Q5 - 10 marks - Calorimetry, Electronegativity and bond polarity, Intermolecular forces, Moles and amount of substance, Shapes of molecules and ions
  6. Q6 - 7 marks - Amounts of substance in equations, The ionic product of water, Kw
  7. Q7 - 1 mark - Isotopes and relative atomic mass
  8. Q8 - 1 mark
  9. Q9 - 1 mark - Crystal structures and physical properties
  10. Q10 - 1 mark - Enthalpy changes
  11. Q11 - 1 mark - Maxwell-Boltzmann distribution
  12. Q12 - 1 mark
  13. Q13 - 1 mark - Weak acids and Ka
  14. Q14 - 1 mark - Oxidation states
  15. Q15 - 1 mark - Crystal structures and physical properties
  16. Q16 - 1 mark - Bronsted-Lowry acids and bases
  17. Q17 - 1 mark - The ionic product of water, Kw
  18. Q18 - 1 mark - Weak acids and Ka
  19. Q19 - 1 mark - Periodicity and Period 3 trends
  20. Q20 - 1 mark - Buffer solutions
  21. Q21 - 1 mark - Group 2: the alkaline earth metals
  22. Q22 - 1 mark - Group 7: the halogens
  23. Q23 - 1 mark - Shapes of complex ions, Shapes of molecules and ions
  24. Q24 - 1 mark - Variable oxidation states of transition metals
  25. Q25 - 1 mark - Equilibrium constant Kc
  26. Q26 - 1 mark - Aldehydes and ketones, Carboxylic acids, Elimination reactions, Organic synthesis routes
  27. Q27 - 1 mark - Transition metal catalysts
  28. Q28 - 1 mark - Equilibrium constant Kp
  29. Q29 - 1 mark - Elimination reactions
  30. Q30 - 1 mark
  31. Q31 - 1 mark - Electrophilic addition
  32. Q32 - 1 mark - Oxidation of alcohols
  33. Q33 - 1 mark - Infrared spectroscopy
  34. Q34 - 1 mark - Amines
  35. Q35 - 1 mark
  36. Q36 - 1 mark