Name of the Gas 1. Gas used in LPG--Butane, Propane and Ethane 2. Tear Gas---Ammonia (NH3) 3. Gas with foul smell--- Hydrogen Sulphide (H2S) 4. Laughing gas---Nitrous Oxide (N2O) 5. Gas used in refrigeration-- -Freon 6. Freon, the gas used in refrigeration is chemically known as---Diflouro Dichloro Methane 7. Gobar gas is a mixture of---Methane, CO2 and hydrogen 8. Gas mixed with oxygen and given to patients with restricted breathing--- Helium 9. A major air pollutant, the percentage presence of which is checked in vehicle pollution test---Carbon monoxide 10. The gas which is responsible for the formation of brown air in traffic congested cities--- Nitrogen oxide 11. Major gaseous pollutant of areas located near thermal power station---- Suphur dioxide 12. Natural gas---Mainly methane with small quantities of ethane and propane 13. Strong smelling substance added to LPG--- Ethyl Mercaptan or Ethanethiol 14. Gases responsible for depletion of ozone layer--- Chloroflouro carbons 15. Gas used in gas welding and also artificial ripening of fruits---Acetylene 16. Gas used in electric bulbs---Argon 17. Gas used in flourescent lamps---Mercury vapour 18. Gas known as marsh gas---Methane 19. Gas responsible for acid rain---Sulphur dioxide 20. Gas most abundant in earths atmosphere----N itrogen (78%) 21. Percentage of oxygen in earths atmosphere---21% (appx) - #RubalRekhi
Posted on: Sat, 10 May 2014 12:37:39 +0000
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