NCERT Solutions for Class 9 Science Unit 2
Is Matter Around Us Pure Class 9
Unit 2 Is Matter Around Us Pure Exercise Solutions
Most of the substances in our surroundings are not in their pure form and are called mixture. Substances which are made of two or more matters and which can be separated by physical methods are known as mixtures, such as mixture of salt and water, mixture of sugar and water, mixture of different gases, air, etc.
In a mixture, components do not combine chemically or through any chemical change. In a mixture, components do not lose their properties.
Mixtures are of two types on the basis of their composition - Homogeneous mixture and Heterogeneous mixture.