Ch 12 Chemistry Class 12
Important Easy Notes of Environmental Chemistry Ch 12 Chemistry Class 12 written by Professor Mr. Zaheer Ikram Suib. These notes are very helpful in the preparation of Chemistry for students of the 12th class and these are according to the paper patterns of all Sindh Book Boards.
Summary and Contents:
Topics which are discussed in the notes are given below:
- Definition of Environmental Chemistry
- Definition of environmental pollution
- Parts of Environment: (i) Lithosphere (ii) Hydrosphere (iii) Biosphere (iv) Atmosphere.
- Layers of Atmosphere: (i) Troposphere (ii) Stratosphere (iii) Mesosphere (iv) Thermosphere.
- What is air pollutants?
- Describe Catalytic Converter?
- Can a vehicle run without a catalytic converter?
- How dies catalytic converter contribute to reducing air pollution?
- Describe industrial smog.
- (i) Global Warming (ii) Greenhouse Effect (iii) Acid Rain (iv) Ozone Formation & Ozone Depletion (v) Water Pollution
- Waste water analysis: (1) Physical test (2) chemical test (3) microbiological test (4) Organic test.