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Monday, 06 April 2026
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Hardening of an oil may achieved by?

Hardening of an oil may achieved by?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Boiling the oil with water
  • B Boiling the oil with a catalyst
  • C Treating the oil with sodium hydroxide
  • D Treating the oil with hydrogen and catalyst
  • E Distilling oil under reduced pressure
Correct Answer: Option D
Explanation:

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