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Polymers, monomers, and repeating units

Polymers, monomers, and repeating units

Addition polymerisation of ethene showing ethene monomers opening at the double bond to form the repeating unit of poly(ethene)

A polymer is a very large molecule with a high average relative molecular mass, MrM_rMr​. It is made from many small repeating units joined together by covalent bonds.

Polymers Lesson

  1. GCSE
  2. /Chemistry
  3. /Polymers

Step-by-step lessons covering Edexcel GCSE Chemistry Polymers for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.

Lessons

Qualitative analysis: tests for ionsHydrocarbonsPolymersBulk and surface properties of matter including nanoparticles