Chemistry GCSE
Polymers
What Polymers means in Chemistry GCSE, as defined for AQA.
Definitions of Polymers
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Reference: AQA
Materials such as poly(ethene) and poly(propene) made by polymerising alkenes from cracking, used for bags and bottles.
A large molecule built from repeating units, shown in a diagram as a continuous chain of covalently bonded atoms.
Poly(ethene) exists as low density and high density forms, each with different chain structures and properties.
Large molecules made from many small repeating units called monomers joined together by covalent bonds.
Large molecules built from many small monomer molecules joined together.
Large molecules formed when many small monomer molecules join together.
Topics that use Polymers
- Ceramics, polymers and composites (AQA GCSE)
- Cracking and alkenes (AQA GCSE)
- Polymers (AQA GCSE)
Related terms
- Addition polymerisation
- Addition reaction
- Alkane
- Alkenes
- Bromine water
- Catalytic cracking
- Char or decompose
- composite
Using Polymers in the exam
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