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JAMB Chemistry 1983 Question 38

Question 38

Petroleum and Coal

The cracking process is very important in the petroleum industry because it

  1. A.gives purer products
  2. B.yields more lubricants
  3. C.yields more engine fuels
  4. D.yields more asphalt
  5. E.yields more candle wax
Show the answer and explanation

Answer: C (yields more engine fuels)

Explanation

Cracking breaks large, less useful molecules into smaller ones, increasing the yield of petrol and other engine fuels.