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JAMB Chemistry 2003 Question 48

Question 48

Petroleum and Coal

The process by which atoms are rearranged into different molecular structures in the petroleum refining process is referred to as

  1. A.catalytic cracking
  2. B.hydrocracking
  3. C.polymerization
  4. D.reforming.
Show the answer and explanation

Answer: D (reforming.)

Explanation

Reforming rearranges the atoms in straight-chain molecules into branched or ring molecules to improve petrol quality; cracking breaks molecules into smaller ones.