OCR GCSE (9-1) Chemistry B 'Twenty First Century Science' (J258) revision

Free interactive Chemistry (Twenty First Century Science) revision for OCR GCSE, matched to the OCR GCSE (9-1) Chemistry B 'Twenty First Century Science' (J258) specification.

Past papers for this specification

OCR GCSE Chemistry (Twenty First Century Science) past papers 88 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 (Twenty First Century Science) past papers

What the specification covers

C1 Air and water

C2 Chemical patterns

C3 Chemicals of the natural environment

C4 Material choices

C5 Chemical analysis

C6 Making useful chemicals

C7 Ideas about Science (assessed in EVERY paper, functionally identical to Combined Science's BCP7)

C8 Practical skills (8 Practical Activity Groups — no additional taught content, functionally identical to Combined Science's BCP8 but with 3 extra PAGs)

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 (Twenty First Century Science).

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.

Revise Chemistry (Twenty First Century Science) the fun way

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

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