WBCS.LIVE practice question

Which among the following is called ‘Laughing Gas’ ?

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

Answer options

  1. Nitric Oxide
  2. Nitrous Oxide
  3. Nitrogen Penta Oxide
  4. Nitrogen

Correct answer and explanation

Correct answer: Nitrous Oxide

Explanation: ✅ Correct Answer: B) Nitrous Oxide 📚 Explanation: Nitrous Oxide ($\text{N}_2\text{O}$) is a colorless, sweet-smelling gas that is popularly known as 'Laughing Gas' due to its intoxicating effects when inhaled. It induces a feeling of euphoria and mild laughter. It is safely used in medical and dental procedures as a mild anesthetic and pain reliever. It should not be confused with Nitric Oxide ($\text{NO}$), which has completely different chemical properties.