Pearson Edexcel IGCSE Chemistry 4CH1 — Revision Notes & Past Papers
Free Pearson Edexcel IGCSE Chemistry 4CH1 Higher tier revision notes, worked examples, AI-marked practice and past papers — mapped to the full syllabus for the 2026 exam cohort.
What is Pearson Edexcel IGCSE Chemistry 4CH1?
Pearson Edexcel IGCSE Chemistry (4CH1) is Pearson Edexcel's International GCSE chemistry qualification. The syllabus covers principles of chemistry (atomic structure, bonding, stoichiometry), inorganic chemistry (the Group 1, Group 7 and transition elements, acids, alkalis and salts), physical chemistry (energetics, rates, equilibria, electrochemistry), and organic chemistry (hydrocarbons, alcohols, polymers). Assessment is two externally examined papers.
Assessment
- Paper 1 (2h, 110 marks) — Sections 1-2
- Paper 2 (1h 15, 70 marks) — Sections 3-4
- Total 180 marks · 100% external · no coursework
Topics
- Principles of chemistry · Inorganic chemistry
- Physical chemistry (energetics, rates, equilibria)
- Organic chemistry · Polymers
Grading
- 9-1 grading
- Grade 4 = standard pass; Grade 5 = strong pass
- Grade 7+ often required for A Level Chemistry
Source: Pearson Edexcel International GCSE Chemistry 4CH1 specification
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Pearson Edexcel IGCSE Chemistry 4CH1 Higher study resources
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Pearson Edexcel IGCSE Chemistry 4CH1 Higher topics
All 4 topics in the Pearson Edexcel IGCSE Chemistry 4CH1 Higher syllabus — click any topic to open notes, videos and an AI-marked quiz.
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