NCERT Solutions for Class 11 Chemistry Chapter 14 - Environmental Chemistry

This chapter illustrates in detail about environmental pollution - air, water and soil pollution. It also illustrates chemical reactions in the atmosphere, smog, major atmospheric pollutants, acid rain, ozone and its reactions, effects of depletion of the ozone layer, greenhouse effect and global warming- pollution due to industrial wastes, green chemistry as an alternative tool for reducing pollution, strategies for control of environmental pollution.

• Environmental Pollution

This topic provides the meaning of environmental pollution, discusses pollutants and the various chemicals causing pollutants.

• Atmospheric Pollution

This topic explains the pollution of two different layers in the atmosphere, 1. Troposphere-gaseous air pollutants like nitrogen oxides, oxides of carbon, carbon dioxide and hydrocarbons and particulate pollutants like smog. 2. Stratosphere- depletion of the ozone hole.

• Water Pollution

Students learn the various causes of water pollution, including pathogens, organic waste and other chemical pollutants like cadmium, nickel, and mercury.

• Soil Pollution

This topic suggests how pesticides become ineffective with continuous use and its contribution to soil pollution.

• Industrial Waste

It deals with the two different types of industrial solid waste- Biodegradable and Non- Biodegradable waste.