Parts 2.1 to 2.3 are relevant for Section C7. Part 2.4 is relevant for Section C10.
2.1) The hydrocarbon C16H34
Balance the equation for cracking C16H34
2.2) Describe the differences between cracking and distillation.
2.3)What type of reaction is cracking?
[1 mark] Tick one box.
2.4) Ethene is used to make poly(ethene).
Poly(ethene) is used to make plastic bags. Table 1 shows data from a Life Cycle Assessment (LCA) for a plastic bag and a paper
A company stated: ‘A Life Cycle Assessment shows that using plastic bags has less
environmental impact than using paper bags’.
Evaluate this statement. Use your knowledge and the information from Table 1.