Revision Notes
GCSE OCR Combined Science A (Gateway): Chemistry Revision Notes
Free revision notes for every topic, written by tutors who teach this specification.
Topics
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Particles
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Elements, Compounds and Mixtures
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Chemical Reactions
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Predicting and Identifying Reactions and Products
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Monitoring and Controlling Chemical Reactions
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Global Challenges
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Practical Skills
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Science
OCR
Exam boards
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