Plastics and Polymers

1. Identify which of the following is not classified as an addition polymer:

  1. Nylon 66
  2. Polyethylene
  3. Polystyrene
  4. Polyvinyl chloride
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Answer: Option A. Nylon 66

2. Which of the following is a thermosetting plastic?

  1. Polyethylene
  2. Polystyrene
  3. Bakelite
  4. PVC
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Answer: Option C. Bakelite

3. What are the polymer chains with strong intermolecular forces called?

  1. Addition polymers
  2. Fibers
  3. Linear polymers
  4. Branched polymers
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Answer: Option B. Fibers

4. What is the polymeric composition of PVC?

  1. Ethylene
  2. Propylene
  3. Styrene
  4. Vinyl chloride
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Answer: Option D. Vinyl chloride

5. Which of the following materials is most suitable for making compact discs?

  1. Polycarbonate
  2. PVC
  3. Polyethylene
  4. Nylon
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Answer: Option A. Polycarbonate