(a)[1]
The diagram in Fig. 10.1 contains the structure of PVC. Draw the structure of the monomer from which PVC is made.
(b(i))[1]
Some waste poly(propene) plastic is burned for disposal. Incomplete combustion produces a toxic gas. Name this toxic gas.
(b(ii))[2]
State one further environmental problem caused by disposing of waste poly(propene) plastic. Explain how that problem is linked to the properties of poly(propene).
(c)[2]
Name one condensation polymer. Draw the displayed formula showing the linkage between the repeat units in this polymer.