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Pearson Edexcel GCSE Chemistry (1CH0)

Every topic with its Pearson Edexcel specification reference, free notes and tools to revise it, and your summer 2027 papers.

TopicSpecNotes and tools
Atomic structure and the periodic tableTopics 1, 2 and 6 Atomic structure, isotopes and relative atomic massThe periodic table: groups 1, 7 and 0Separating mixturesAtomic structure and the periodic table: lessons and questions Molar massPeriodic table
Bonding, structure and the properties of matterTopic 1 Covalent bondingIonic bondingBonding, structure and the properties of matter: lessons and questions Periodic table
Quantitative chemistry and the moleTopics 1 and 5 Conservation of mass, percentage by mass and concentrationRelative formula mass, percentage by mass and molesQuantitative chemistry and the mole: lessons and questions Molar massPeriodic table
Chemical changes: reactivity, acids and electrolysisTopics 3 and 4 The reactivity series and extracting metalsChemical changes: reactivity, acids and electrolysis: lessons and questions Molar massPeriodic table
Energy changesTopic 7 (1CH0 Topic 9 for fuel cells) Exothermic and endothermic reactionsEnergy changes: lessons and questions
5 topics
TopicSpecNotes and tools
Rates of reaction and equilibriumTopics 4 and 7 Rates of reaction and collision theoryRates of reaction and equilibrium: lessons and questions Reaction rates
Organic chemistryTopics 8 and 9 Crude oil, alkanes, fractional distillation and crackingOrganic chemistry: lessons and questions Molar mass
Chemical analysisTopics 2 and 9 Pure substances and chromatographyChemical analysis: lessons and questions
The atmosphere and using resourcesTopics 2, 4 and 8 (1CH0 also Topics 5 and 9) The atmosphere, greenhouse gases and pollutionThe Earth's atmosphere: lessons and questions Molar mass
Required practicals and maths skillsTopic 0 and core practicals Reaction ratesMolar mass

Mock papers

Open the mock papersTimed mock papers at the real length, a fresh paper every time

Your summer 2027 exams

PaperDateStartsLength
Chemistry Paper 1
1CH0 1F or 1H		Monday 17 May 20279:001h 45m
Chemistry Paper 2
1CH0 2F or 2H		Tuesday 15 June 20279:001h 45m

Foundation and Higher papers are sat at the same time, so one row covers both. Source: Pearson Edexcel GCSE final timetable, summer 2027 (final timetable), read on Wed 7 Oct. PDF (opens a new tab)

Taking Combined Science? Its papers are on the exam timetable page. Exam timetables

Official Pearson Edexcel pages

Search for 1CH0 on the board's page to find this course.

Brainlag is not affiliated with or endorsed by any exam board. Specification codes and references are only here to help you find your topics.