Multiple choice general knowledge science & technology

The Chemical Formula of Laughing Gas is:

  1. NO2

  2. NO3

  3. N2O3

  4. N2O
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Nitrous oxide (N2O), commonly known as laughing gas, is a colorless, sweet-tasting gas used as an anesthetic and analgesic in dentistry and medicine. It was discovered in 1772 by Joseph Priestley and named 'laughing gas' due to the euphoric effects it produces when inhaled.

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