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Polymers (GCSE Chemistry)

The following is a GCSE Chemistry test covering 'Polymers' from the broader topic Bonding, Structure, And The Properties Of Matter. The test is geared towards the AQA exam board style syllabus.
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Which practical property of a polymer is most directly controlled by the strength of intermolecular forces between chains?
Why do thermosetting plastics not melt when heated?
Which of these is a typical effect of increasing the length (molecular weight) of polymer chains?
Which polymer feature most directly increases elasticity in elastomers like rubber?
Polymers that soften and can be reshaped on heating and cooling are called:
Which type of polymerisation joins monomers by opening C=C double bonds to form long chains without producing small molecules?
How does copolymerisation allow tuning of polymer properties?
What is the main reason that small molecule monomers are handled carefully in industry before polymerisation?
Which property tends to increase as polymer chains become more cross-linked?
How does branching in polymer chains typically affect the material compared with a linear polymer of similar molecular weight?
Which structure is most likely for a brittle, hard polymer used for cook-ware that does not soften on heating?