Addition polymers and polymer disposal

Addition polymers and polymer disposal Quiz

Spec 5.7–8 · Edexcel International A Level Chemistry: Quiz

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5 questions, one answer each

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  1. 1. Which feature must a monomer have to undergo addition polymerisation?

    • A. A carboxylic acid group
    • B. A C=C double bond
    • C. An –OH group
    • D. A benzene ring

  2. 2. What is the repeat unit of poly(chloroethene)?

    • A. –CH₂–CH₂–
    • B. –CHCl=CHCl–
    • C. –CHCl–CHCl–
    • D. –CH₂–CHCl–

  3. 3. A polymer has the repeat unit –CH₂–CH(CH₃)–. What is the monomer?

    • A. Propene
    • B. Propane
    • C. Ethene
    • D. Butene

  4. 4. Which gas from burning PVC is removed by passing waste gases through an alkaline scrubber?

    • A. Carbon dioxide
    • B. Nitrogen
    • C. Hydrogen chloride
    • D. Water vapour

  5. 5. Why might a biodegradable carrier bag still cause problems if sent to landfill?

    • A. It releases chlorine
    • B. It may release methane without oxygen, and breaks down slowly in poor conditions
    • C. It cannot be broken down
    • D. It dissolves poly(ethene)

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