Metals, Plastics, Fertilisers, Nuclear Chemistry Worksheet - National 5 Unit 3 Page 5
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13Exercise 4 – Plastics Revision
1. There are different types of plastics; thermosetting and thermoplastic.
a) Explain the 2 terms underlined.
b) Give an example of a plastic for each of these terms along with a use.
2. Copy and complete the following table:
Monomer
Polymer
Ethene
Polyvinyl chloride
Terafluoroethene
Polystyrene
3. Using your knowledge of chemistry, discuss the advantages and disadvantages of
plastics, including their uses, effect on society and the environment.
4. Smart materials are new developments in material science, they have many useful
properties. Give 2 examples of smart materials, explain their use and why they are
used for this purpose.
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