Laughing gas, used as an anesthetic, is:

Practice MCQ for SSC, UPSC, RRB Exams

A. Nitrous oxide A.
B. Nitric oxide B.
C. Nitrogen dioxide C.
D. Ammonia D.

Correct Answer: A সঠিক উত্তর: A

Explanation ব্যাখ্যা

Laughing gas, used as an anesthetic, is nitrous oxide (N₂O). It's a colorless, non-flammable gas that can be used to reduce pain and induce a state of unconsciousness for surgical or dental procedures.

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