Edexcel GCSE Chemistry past papers

Edexcel GCSE Chemistry June 2025 Paper 1H

  • 1CH0/1H
  • Higher
  • Topics 1 to 5
  • 1 hour 45 minutes
  • 100 marks

Question paper, Mark scheme, Examiner report: on the Pearson Edexcel website.

Practise this paper's topics

5 new exam questions, 25 minutes, marked as you go. Free, no account.

  • Ionic and covalent bonding
  • Higher: redox, strong and weak acids, electrode half equations
  • Polymers, giant structures, metals and alloys
  • Acids, salts and pH
  • Conservation of mass and relative formula mass
Start the 25-minute set

What it tested

  • Bonding and structure36 marks
  • Chemical changes24 marks
  • Quantitative chemistry20 marks
  • Rates and equilibrium11 marks
  • Atomic structure and the periodic table9 marks
  1. Q1Ionic and covalent bondingReactivity, extraction and reduction6 marks
  2. Q2Atoms, compounds, mixtures and the atomic modelAtomic size, relative mass and electron structure9 marks
  3. Q3Ionic and covalent bondingAtoms, compounds, mixtures and the atomic model9 marks
  4. Q4Conservation of mass and relative formula massAcids, salts and pH11 marks
  5. Q5States of matter and properties of substancesAtomic size, relative mass and electron structure9 marks
  6. Q6Higher: moles and balancing with molesReactivity, extraction and reduction9 marks
  7. Q7Polymers, giant structures, metals and alloysReactivity, extraction and reduction12 marks
  8. Q8Higher: redox, strong and weak acids, electrode half equationsHigher: moles and balancing with moles13 marks
2 more questions
  1. Q9Reversible reactions and equilibriumHigher: equilibrium and pressure11 marks
  2. Q10Acids, salts and pHConcentration of solutions11 marks

June 2025 Higher grade boundaries

Marks needed across both Higher papers, out of 200.

  • Grade 9161
  • Grade 8144
  • Grade 7128
  • Grade 6106
  • Grade 584
  • Grade 462
  • Grade 351

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