Why is no2 called laughing gas

It has become widely and easily available for recreational use as it can be legally bought and sold for the purpose of making whipped cream.My dentist calls it happy gas.Nitrous oxide gets the name laughing gas because of these effects.Nitrous oxide was discovered in 1793 by an english scientist named joseph priestley, but was dubbed laughing gas in 1799 by a chemist named sir humphry davy.Nitrous oxide is also called laughing gas or happy gas due to its intoxicating effects when inhaled.

Why is it called laughing gasAlso, several other names by which this compound is known, such as sweet air.The number of valence electrons in n and o is five and six respectively.Breathing in high concentrations of laughing gas can quickly reduce the blood's level of oxygen.See answer (1) best answer.

N20 or dinitrogen monoxide has a sweet odour and taste.