Matter is defined as anything which occupies space,
possesses mass and can be judged by one or more of our senses. The matter may
be classified as under:
- Physical classification: Depending upon the rigidity, volume and shape, i.e., physical nature, matter may be classified into three states- solids, liquids and gases.
- Chemical classification: Depending upon the chemical composition of the substance, matter may be classified into (a) pure substance i.e., elements and compounds (homogenous) (b) mixtures which may be homogenous (solutions) or heterogeneous.
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