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Question


Explain the environmental effects of chemical reactions. [TEXTBOOK QUESTION VI(1)]


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Solution

Due to increasing human activities lot of chemical substances are produced artificially which harms all the living and non – living things.

The types of chemical substances and their effects are as follows.

Type of Pollution Chemical substances Effects
Air pollution Carbon dioxide, Carbon monoxide, Oxides of sulphur, Oxides of nitrogen, Chlorofluorocarbons, Methane etc Acid rain, global warming, respiratory problems etc.
Water pollution Waste water containing chemical substances Eg. Dyeing industries, Detergents, Oil spillage etc Decrease in the quality of water, skin diseases etc
Land pollution Fertilizers like urea, various pesticides, herbicides, solid wastes, plastics etc. Spoilage of land, cancer, respiratory diseases etc.

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