plumiWaste polymers and degradable plastics: OCR A‑Level Chemistry A questions
OCR A-Level Chemistry A past-paper questions on 4.1.3.6 Waste polymers and degradable plastics, 2016–2025, with mark schemes and examiner’s reports where available.
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Q18(b)(i)
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All 9 questions on Waste polymers and degradable plastics, as a list
- June 2025, Paper 2, Q18(b)(i) (1 mark): Suggest why a polymer made from monomers containing chlorine, such as 1-chlorobut-2-ene, is difficult to dispose of by incineration. [1]
- June 2025, AS Paper 1, Q24(a)(ii) (1 mark): 2-Chloropropene can be disposed of by combustion. This process releases the greenhouse gas carbon dioxide. State one other problem with this method of disposal.
- June 2024, Paper 2, Q15 (1 mark): Polymers, such as poly(chloroethene), shown below, are difficult to dispose of. H Cl C C H H Poly(chloroethene) Which statement(s) is/are true about poly(chloro
- June 2023, AS Paper 2, Q5(b)(ii) (2 marks): Outline two ways that waste hydrocarbon polymers can be processed usefully, rather than being disposed of in landfill sites. 1 2 [2]
- June 2022, Paper 2, Q2 (1 mark): Which statement about absorption of radiation is correct? A Infrared radiation can result in the breakdown of the ozone layer. B Ultraviolet radiation can cause
- June 2022, AS Paper 1, Q21(b)(ii) (1 mark): State one advantage and one disadvantage of using combustion as a method for the disposal of a polymer after it has exceeded its useful life. Advantage Disadvan
- June 2019, AS Paper 2, Q5(c)(ii) (2 marks): Waste poly(hex-1-ene) can be disposed of usefully by recycling. State two other methods of disposing of polymers that can be beneficial to the environment. 1 2
- June 2018, AS Paper 2, Q6(c)(ii) (2 marks): State one advantage and one disadvantage of using combustion as a method for the disposal of waste polymer E. Advantage Disadvantage [2]
- June 2017, AS Paper 1, Q21(b)(ii) (1 mark): After their useful life, waste polymers can be disposed of by combustion. State one particular problem with disposal of poly(2-chloropropene) by combustion. [1]
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