- Atmospheric air is a mixture of gases. - The main constituents are Nitrogen (N₂) and Oxygen (O₂). - Their approximate percentages by volume are about 78% Nitrogen and 21% Oxygen.
The main constituents of atmospheric air are Oxygen (O₂) and Nitrogen (N₂). The composition of O₂ and N₂ is approximately :
Asked in UPSC CISF AC EXE 2022 · Topic: Inorganic Chemistry (Chemistry of Main Group Elements (s-block and p-block))
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