Gateway Science - Chemistry A - J248

7 sections available · 18 chapters available

Free Gateway Science - Chemistry A - J248 study notes for Cambridge OCR GCSE (9-1) students. Each chapter below covers a key topic with worked examples and practice prompts you can take into the thinka app.

Particles

Elements, compounds and mixtures

Chemical reactions

Predicting and identifying reactions and products

  • Predicting chemical reactions

  • Identifying the products of chemical reactions

Monitoring and controlling chemical reactions

  • Monitoring chemical reactions

  • Controlling reactions

  • Equilibria

Global challenges

Practical skills

  • Practical skills (Topic C7): planning, apparatus and techniques, analysis and evaluation

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