OCR GCSE Chemistry (Combined Science)
The chemistry pathway within OCR GCSE Combined Science explores substances and chemical change within GCSE Combined Science. Particle models, reactions and calculations help students explain observations and evaluate evidence.
Choose your OCR Combined Science Chemistry course and tier
Choose Gateway A or Twenty First Century B and the Foundation or Higher tier confirmed by your school. Each option below identifies both the suite and tier.
Gateway A — Foundation
OCR GCSE Combined Science A (Gateway Science) — Chemistry — Foundation (J250)
J250
Explore the Foundation-tier chemistry content within OCR Combined Science A (Gateway Science), J250. Follow the course and tier confirmed by your school.
Gateway A — Higher
OCR GCSE Combined Science A (Gateway Science) — Chemistry — Higher (J250)
J250
Explore the Higher-tier chemistry content within OCR Combined Science A (Gateway Science), J250. Follow the course and tier confirmed by your school.
Twenty First Century B — Foundation
OCR GCSE Combined Science B (Twenty First Century Science) — Chemistry — Foundation (J260)
J260
Explore the Foundation-tier chemistry content within OCR Combined Science B (Twenty First Century Science), J260. Follow the course and tier confirmed by your school.
Twenty First Century B — Higher
OCR GCSE Combined Science B (Twenty First Century Science) — Chemistry — Higher (J260)
J260
Explore the Higher-tier chemistry content within OCR Combined Science B (Twenty First Century Science), J260. Follow the course and tier confirmed by your school.
Combined Science brings biology, chemistry and physics together in a qualification worth two GCSEs. This page focuses on its chemistry content; it is not a separate Chemistry GCSE.
Your Combined Science course
OCR offers Combined Science A (Gateway) and Combined Science B (Twenty First Century Science). Follow the course confirmed by your school.
Scientific understanding and practical work
Written assessment draws on scientific knowledge, the application of ideas, practical methods and the interpretation of results.
Official course information
See OCR's Combined Science A and Combined Science B course information.