WBCS.LIVE practice question

In the manufacture of Vanaspati ghee from vegetable oils, which among the following gas is used?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Nitrogen
  2. Carbon dioxide
  3. Hydrogen
  4. Neon

Correct answer and explanation

Correct answer: Hydrogen

Explanation: ✅ Correct Answer: C) Hydrogen 📚 Explanation: Hydrogen gas is used in the manufacture of Vanaspati ghee from vegetable oils through a process called hydrogenation. This reaction turns liquid oils into solid or semi-solid fats. The process involves passing hydrogen gas through the oil in the presence of a catalyst like nickel. This is a common industrial method for producing vegetable shortenings.