Disposal of addition polymers
1 mark · EasyName one feature of addition polymers that makes them persist in the environment for a long time.
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Strong covalent bonds in their polymer chains.
Also accept: They are chemically inert.; They do not react easily.
Common mistakes: They are produced in large quantities.
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Marking points
B1 · 1 mark · Names a correct feature such as strong covalent bonds or chemical inertness.
Worked solution
They contain strong covalent bonds which are not easily broken.