![]() Mixtures are the combination of two or more elements or compounds which are not chemically combined together and may also be present in any proportion. ![]() Pure substances can be further classified as (i) Elements (ii) Compounds Pure Substances are defined as a single substance (or matter) which cannot be separated by simple physical methods.Gases - have neither definite volume nor definite shape.īased upon the composition, matter can be divided into two main types:.Liquids - have definite volume but not definite shape.Solids - have definite volume and definite shape.Matter can exist in three physical states: There are two ways of classifying the matter: (A) Physical Classification: Read More: Some Basic Concepts of Chemistry Classification of Matter Chemistry plays an important role in various fields like healthcare, industrial, research, food, and farm activities.Chemistry is important in order to understand the behaviour of fertilizers, alkenes, acids, salts, dyes, polymers, drugs, soaps and alloys in organic and inorganic chemistry.It also helps to understand various chemical reactions. Chemistry is a core branch of science that explains us about the various compositional properties and interaction of matter. water density is no less then 800 times higher compared to the density of air (water: 1.00kgl1 air: 0.0013kgl1) and the water viscosity is 50-fold. ![]()
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