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JAMB Chemistry 1995 Question 15

Question 15

Environmental Pollution

When plastics and packaging materials made from chloroethene are burnt in the open, the mixture of gases released into the atmosphere is most likely to contain

  1. A.ethane
  2. B.chlorine
  3. C.hydrogen chloride
  4. D.ethene
Show the answer and explanation

Answer: C (hydrogen chloride)

Explanation

PVC (poly(chloroethene)) contains chlorine. When it burns, the chlorine combines with hydrogen to give hydrogen chloride gas.