Question

Find out the correct statement from the statements given below.

• A. Air is a mixture of gases, water vapour and dust particles.
• B. Air is a pure gas.
• C. Air is composed of only nitrogen
• D. Air is composed of only oxygen

Answer 1

The correct option is A

Air is a mixture of gases, water vapour and dust particles.

Air is a mixture of gases, water vapour and dust particles. Nitrogen and oxygen are the major components of air. Nitrogen occupies 78% of the air by volume, Oxygen occupies 21% and the rest 1% of the air is made up of carbon dioxide, other gases, water vapour, dust particles etc.