Which of the following fractions of petroleum contains maximum sulphur ?
Correct answer: D. Atmospheric residue
- A. Diesel
- B. Gasoline
- C. Naphtha
- D. Atmospheric residue
Explanation
Atmospheric residue is the heaviest petroleum fraction and retains most of the sulphur-containing compounds after distillation. Gasoline and naphtha are lighter, more highly refined fractions with generally lower sulphur content.
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