Question Bank - General Science

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Which of the following is commonly known as the Laughing Gas?

A.
Nitrogen Oxide
B.
Dinitrogen Tetroxide
C.
Nitrous Oxide
D.
Methane

Solution:

Nitrous oxide is called laughing gas because of its exhilarating effect of inhaling. Nitrous oxide is a chemical compound N2O.It is a naturally occurring gas that is colorless and non-flammable.The main source of Nitrous oxide includes soils under natural vegetation, Oceans, and Tundra.It is also used as an anesthetic and analgesic.Additional InformationLaughing gas was discovered in 1772 by Joseph Priestly.He designed the experimental apparatus to collect the gas over water. He utilized the Hales apparatus and Blacks concept of gas.

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