NCERT Solutions for Class 6 Chemistry Chapter 6 Air Around Us

The Air around us conveys the presence of Air around us along with constituents of Air, availability of oxygen to animals and plants living in water and soil and recycling of oxygen in the atmosphere. Air is a mixture of nitrogen, oxygen, carbon dioxide, water vapour and a few other gases. Some dust particles may also be present in it. Oxygen supports burning and is necessary for living organisms. The envelope of air that surrounds the earth is known as the atmosphere.