Chemistry
State what is meant by the term 'atmospheric pollution'. Name four gaseous atmospheric pollutants.
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]
Related Questions
State how CFCs break ozone in the stratosphere.
Describe the methods of saving the ozone layer.
Explain the term 'acid rain'. State the two forms of deposition of acid rain with suitable examples of each form of deposition.
State the natural and man-made sources of the two pollutants responsible for acid rain.