(d) Nitrous oxide — Nitrous oxide (N O) is laughing gas. This gas is used in medical and dental procedures as a sedative. It helps to relieve anxiety before the procedure and allow the patient to relax.

Laughing gas is: | UKPSC PYQ

Consider the following statements and choose the correct answer from the codes given below– Statement (A) : Hydrogen gas is known as clean fuel. Reason (R) : Combustion of Hydrogen gas does not produce Chloro-fluoro Carbons. Codes:

Tritium is an isotope of:

Laughing gas is:

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