Specification hub

A-Level Chemistry specifications.

Open the official AQA, Pearson Edexcel and OCR specifications for the exact content, practical requirements and assessment structure used by your course.

Check the exact course: OCR offers Chemistry A and Chemistry B (Salters). Required practical activities, data sheets and the organisation of content vary, so confirm your code with your school.

Choose your exam board

Open the official chemistry specification.

Every route develops physical, inorganic and organic chemistry alongside mathematical, analytical and practical skills.

AQA

A-Level Chemistry

Qualification code: 7405

AQA organises content into physical, inorganic and organic chemistry, with practical and mathematical skills assessed across the course.

  • Three written papers
  • Required practical activities and Practical Endorsement
  • Paper 3 can draw on the full specification
Pearson Edexcel

A-Level Chemistry

Qualification code: 9CH0

The Pearson course develops conceptual chemistry and practical skills, with synoptic assessment and questions using experimental and data-based contexts.

  • Three written papers
  • Core practical activities
  • Separate Practical Endorsement requirements
OCR

Chemistry A and B (Salters)

Chemistry A: H432 · Chemistry B (Salters): H433

Chemistry A follows a concept-led structure. Chemistry B (Salters) develops ideas through contemporary chemical contexts and storylines.

  • Confirm A or B (Salters)
  • Practical skills and Practical Endorsement
  • Use the correct OCR data sheet and papers

Build connected understanding

Use the specification to join ideas together.

High-level Chemistry questions often combine calculations, mechanisms, practical evidence and explanations from several topics.

Physical chemistry

Secure moles, energetics, kinetics, equilibria, acids and electrochemistry through both calculation and explanation.

Inorganic chemistry

Organise observations, equations and trends so unfamiliar questions can be reasoned through rather than memorised.

Organic and analysis

Connect mechanisms, conditions, synthesis routes and analytical evidence into complete chemical arguments.

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