OCR GCSE (9-1) Chemistry A 'Gateway Science' (J248) revision

Free interactive Chemistry revision for OCR GCSE, matched to the OCR GCSE (9-1) Chemistry A 'Gateway Science' (J248) specification.

Past papers for this specification

OCR GCSE Chemistry past papers 90 official documents · 2018-2025

Question papers, mark schemes and examiner reports, free and straight from the exam board. Revise a topic here first, then mark yourself against a real paper.

Open the past papers All Chemistry past papers

What the specification covers

C1 Particles

C2 Elements, compounds and mixtures

C3 Chemical reactions

C4 Predicting and identifying reactions and products

C5 Monitoring and controlling chemical reactions

C6 Global challenges

C7 Practical skills (8 Practical Activity Groups — no additional taught content, PAGs cross-referenced against C1-C6)

Nothing is built for this specification yet

The topic list above is the specification itself, not our summary of it. Work down it and mark every topic you could not explain to someone else: that is your revision plan for Chemistry.

The past papers for this specification are already here, and they are the most useful thing on the site until the activities land. Try one question, then look up what you could not do.

Pearson Edexcel GCSE (9-1) Chemistry (1CH0) already has 28 interactive activities. The exam board differs, but the content overlaps heavily, so they are worth using while this one is written.

Revise Chemistry the fun way

Interactive activities, XP and streaks, matched to your exam board. Free to start.

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