What is a polymer?
What is a polymer?
A polymer is a substance made from very large molecules. Each molecule contains many atoms joined together in a long chain by strong covalent bonds.
Step-by-step lessons on AQA GCSE Chemistry 2.2.5 Polymers. Each one builds up to exam-style questions. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.