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A-level Chemistry

Welcome to the downloads page for OCR (A) AS Chemistry. Here you will find extra resources to help you get ready for the big day, including ‘What you need to know’ checklists, exam practice answers and quick quizzes.

OCR (A) AS Chemistry

Unit F321 Atoms, bonds and groups

1 Atoms and reactions

2 Electrons, bonding and structure

3 The periodic table

Unit F322 Chains, energy and resources

4 Basic concepts and hydrocarbons

5 Alcohols, halogenoalkanes and analysis

6 Energy

7 Resources