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JAMB Chemistry 1998 Question 43

Question 43

Polymers

nCH2=CH2 → (-CH2-CH2-)n [O2 (initiator), 1,500 atm, 473K]. The above equation represents the manufacture of

  1. A.rubber
  2. B.polythene
  3. C.polystyrene
  4. D.butane
Show the answer and explanation

Answer: B (polythene)

Explanation

Ethene molecules join together by addition polymerization at high pressure to form polythene (poly(ethene)).