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Structure and properties: Edexcel GCSE Combined Science questions

Every Edexcel GCSE Combined Science exam question on Structure and properties (specification points 1.33–1.42), 2018–2025, with its mark scheme and examiner’s report.

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2,937 questions

  1. Q2(b)

    June 2025 · Chemistry Paper 1 Higher

    3 marksStructure and properties
    The whole paper ↗

  2. Q3(b)(i)

    June 2025 · Chemistry Paper 1 Higher

    3 marksStructure and properties
    The whole paper ↗

  3. Q6(b)

    June 2025 · Chemistry Paper 1 Foundation

    3 marksStructure and properties
    The whole paper ↗

  4. Q4(b)(ii)

    June 2025 · Chemistry Paper 2 Higher

    3 marksStructure and properties
    The whole paper ↗

  5. Q5(a)(i)

    June 2025 · Chemistry Paper 2 Higher

    2 marksStructure and properties
    The whole paper ↗

  6. Q2(a)(ii)

    June 2024 · Chemistry Paper 1 Higher

    3 marksStructure and properties
    The whole paper ↗

  7. Q5(a)(ii)

    June 2024 · Chemistry Paper 1 Higher

    2 marksStructure and properties
    The whole paper ↗

  8. Q5(b)

    June 2024 · Chemistry Paper 1 Higher

    1 markStructure and properties
    The whole paper ↗

  9. Q5(c)

    June 2024 · Chemistry Paper 1 Higher

    6 marksStructure and properties
    The whole paper ↗

  10. Q6(a)(ii)

    June 2024 · Chemistry Paper 1 Foundation

    3 marksStructure and properties
    The whole paper ↗

  11. Q4(a)(i)

    June 2023 · Chemistry Paper 1 Foundation

    1 markStructure and properties
    The whole paper ↗

  12. Q5(c)

    June 2023 · Chemistry Paper 2 Higher

    3 marksStructure and properties
    The whole paper ↗

  13. Q4(b)(iii)

    June 2023 · Chemistry Paper 2 Foundation

    2 marksStructure and properties
    The whole paper ↗

  14. Q4(b)(v)

    June 2023 · Chemistry Paper 2 Foundation

    1 markStructure and properties
    The whole paper ↗

  15. Q2(a)(ii)

    June 2022 · Chemistry Paper 1 Higher

    3 marksStructure and properties
    The whole paper ↗

  16. Q5(a)

    June 2022 · Chemistry Paper 1 Higher

    1 markStructure and properties
    The whole paper ↗

  17. Q5(b)

    June 2022 · Chemistry Paper 1 Higher

    3 marksStructure and properties
    The whole paper ↗

  18. Q5(c)

    June 2022 · Chemistry Paper 1 Higher

    2 marksStructure and properties
    The whole paper ↗

  19. Q4(c)(iii)

    June 2022 · Chemistry Paper 1 Foundation

    2 marksStructure and properties
    The whole paper ↗

  20. Q6(a)(ii)

    June 2022 · Chemistry Paper 1 Foundation

    3 marksStructure and properties
    The whole paper ↗
All 40 questions on Structure and properties, as a list
  1. June 2025, Chemistry Paper 1 Higher, Q2(b) (3 marks): Silver nitrate solution conducts electricity. Solid silver also conducts electricity. Describe how silver nitrate solution conducts electricity and how solid si
  2. June 2025, Chemistry Paper 1 Higher, Q3(b)(i) (3 marks): Explain why fluorine has a low boiling point. (3)
  3. June 2025, Chemistry Paper 1 Foundation, Q6(b) (3 marks): Silver nitrate solution conducts electricity. Solid silver also conducts electricity. Describe how silver nitrate solution conducts electricity and how solid si
  4. June 2025, Chemistry Paper 2 Higher, Q4(b)(ii) (3 marks): Some information about xenon tetrafluoride is shown in Figure 3. colour of solid melting point in °C conductor of electricity? colourless 117 no Figure 3 State
  5. June 2025, Chemistry Paper 2 Higher, Q5(a)(i) (2 marks): Explain why graphite is used as a lubricant. (2)
  6. June 2024, Chemistry Paper 1 Higher, Q2(a)(ii) (3 marks): Explain why solid sodium carbonate cannot conduct electricity but a solution of sodium carbonate can conduct electricity. (3)
  7. June 2024, Chemistry Paper 1 Higher, Q5(a)(ii) (2 marks): Explain why simple molecular covalent compounds such as silicon tetrachloride have low melting and boiling points. (2)
  8. June 2024, Chemistry Paper 1 Higher, Q5(b) (1 mark): Part of the structure of rubidium bromide is shown in Figure 4. Rb+ Br– Figure 4 Which row shows the most likely melting point and boiling point of rubidium bro
  9. June 2024, Chemistry Paper 1 Higher, Q5(c) (6 marks): Diamond and graphite are two forms of carbon. Figure 5 shows how the carbon atoms are arranged in a part of the structure of each of these forms of carbon. diam
  10. June 2024, Chemistry Paper 1 Foundation, Q6(a)(ii) (3 marks): Explain why solid sodium carbonate cannot conduct electricity but a solution of sodium carbonate can conduct electricity. (3)
  11. June 2023, Chemistry Paper 1 Foundation, Q4(a)(i) (1 mark): State one physical property of magnesium. (1)
  12. June 2023, Chemistry Paper 2 Higher, Q5(c) (3 marks): Ammonia, NH3 , and silicon dioxide, SiO2 , are both compounds that are made of two non-metallic elements. Ammonia has a boiling point of –33 °C. Silicon dioxide
  13. June 2023, Chemistry Paper 2 Foundation, Q4(b)(iii) (2 marks): Sodium, like all metals, conducts electricity. Explain how sodium conducts electricity. (2)
  14. June 2023, Chemistry Paper 2 Foundation, Q4(b)(v) (1 mark): Sodium chloride is made of a giant structure of ions. Which diagram shows the arrangement of particles in sodium chloride? (1) A C – + – + – + – + – + – + – + –
  15. June 2022, Chemistry Paper 1 Higher, Q2(a)(ii) (3 marks): Explain why solid magnesium carbonate cannot conduct electricity but solid magnesium can. (3)
  16. June 2022, Chemistry Paper 1 Higher, Q5(a) (1 mark): Bromine is a liquid at room temperature and vaporises readily. Bromine has a simple molecular structure. Which row of the table shows the most likely melting an
  17. June 2022, Chemistry Paper 1 Higher, Q5(b) (3 marks): Part of the structure of graphene is shown in Figure 3. carbon atom Figure 3 Explain why graphene will be a good conductor of an electric current. (3)
  18. June 2022, Chemistry Paper 1 Higher, Q5(c) (2 marks): Part of the structure of potassium chloride is shown in Figure 4. K+ Cl− Figure 4 Potassium chloride has a melting point of 770 °C. Explain why potassium chlori
  19. June 2022, Chemistry Paper 1 Foundation, Q4(c)(iii) (2 marks): Explain, in terms of its structure, how graphite conducts electricity. (2)
  20. June 2022, Chemistry Paper 1 Foundation, Q6(a)(ii) (3 marks): Explain why solid magnesium carbonate cannot conduct electricity but solid magnesium can. (3)
  21. November 2021, Chemistry Paper 1 Higher, Q6(c) (6 marks): Figure 4 shows some properties of three substances, A, B and C. ability to conduct electricity substance melting point in °C solid molten A 1180 poor good B 153
  22. November 2021, Chemistry Paper 2 Higher, Q1(c) (3 marks): A student used the equipment in Figure 2 to investigate whether electricity can pass through solid ammonium chloride and through ammonium chloride solution. 6 V
  23. November 2021, Chemistry Paper 2 Foundation, Q5(c) (3 marks): A student used the equipment in Figure 11 to investigate whether electricity can pass through solid ammonium chloride and through ammonium chloride solution. 6
  24. November 2020, Chemistry Paper 1 Higher, Q5(c) (6 marks): Calcium chloride can be prepared by the reaction of calcium with chlorine gas. Figure 7 shows some properties of calcium, chlorine and calcium chloride. ability
  25. November 2020, Chemistry Paper 1 Foundation, Q3(c)(ii) (1 mark): Gallium oxide has a very high melting point. Gallium oxide does not conduct electricity when solid but does conduct electricity when molten. What type of substa
  26. November 2020, Chemistry Paper 1 Foundation, Q3(e) (2 marks): Gallium metal is a conductor of electricity. Explain how metals conduct electricity. (2)
  27. November 2020, Chemistry Paper 2 Higher, Q1(c) (2 marks): Fluorine boils at –188 °C. There are forces between fluorine molecules. Explain, in terms of these forces, why the boiling point of fluorine is low. (2)
  28. November 2020, Chemistry Paper 2 Foundation, Q3(d)(i) (1 mark): State what would happen to the lamp when glucose solution is tested. (1)
  29. November 2020, Chemistry Paper 2 Foundation, Q3(d)(ii) (1 mark): State what would happen to the lamp when sodium chloride solution is tested. (1)
  30. November 2020, Chemistry Paper 2 Foundation, Q3(e) (2 marks): Figure 6 shows how the conductivity of one solution changes as its concentration increases. increasing conductivity 0 50 100 150 200 250 300 350 400 450 500 con
  31. November 2020, Chemistry Paper 2 Foundation, Q5(c) (2 marks): Fluorine boils at –188 °C. There are forces between fluorine molecules. Explain, in terms of these forces, why the boiling point of fluorine is low. (2)
  32. June 2019, Chemistry Paper 2 Higher, Q3(b) (2 marks): Carbon dioxide is a simple molecular, covalent compound. It has a low boiling point of –78.5 °C. Explain why carbon dioxide has a low boiling point. (2)
  33. June 2018, Chemistry Paper 1 Higher, Q5(a)(i) (1 mark): Ammonia is a simple molecular, covalent substance. Which is the most likely set of properties for ammonia? (1) melting point boiling point ability to conduct in
  34. June 2018, Chemistry Paper 1 Higher, Q5(c) (6 marks): Figure 5 shows the arrangement of carbon atoms in diamond, graphene and a fullerene (C60). diamond graphene a fullerene, C60 Figure 5 Consider these three subst
  35. June 2018, Chemistry Paper 1 Foundation, Q2(d) (1 mark): Substance X is a gas at room temperature. It is a simple molecular, covalent substance. Which row of the table shows the properties that substance X is most lik
  36. June 2018, Chemistry Paper 1 Foundation, Q2(e) (1 mark): Diamond has a giant covalent structure. State one property of diamond that is the result of its giant covalent structure. (1)
  37. June 2018, Chemistry Paper 1 Foundation, Q5(a) (2 marks): State two characteristic properties of metals. (2) property 1 property 2
  38. June 2018, Chemistry Paper 2 Higher, Q2(c)(ii) (2 marks): Explain why chlorine is a gas, rather than a liquid, at room temperature. (2)
  39. June 2018, Chemistry Paper 2 Higher, Q5(d) (3 marks): A solid ionic compound is dissolved in water to form a solution. Describe a simple experiment to show that charged particles are present in this solution. (3)
  40. June 2018, Chemistry Paper 2 Foundation, Q5(c)(ii) (2 marks): Explain why chlorine is a gas, rather than a liquid, at room temperature. (2)

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