Chemistry
State what is meant by the term 'atmospheric pollution'. Name four gaseous atmospheric pollutants.
Pollution
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Answer
Atmospheric pollution means conditions of air made unclean due to introduction of foreign elements from (i) Natural sources (ii) Man made sources to the air so as to cause adverse effects on living organisms on earth.
Four gaseous pollutants are:
- Oxides of sulphur [SO2],
- Oxides of nitrogen [NO],
- Oxides of carbon [CO2],
- Hydrogen sulphide [H2S]
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