Chemistry is the science of molecules and their transformations. It is the science not only of the one hundred and twelve elements but also of the infinite variety of molecules that may be built from them.
Chemistry deals with the composition, structure and properties of matter. Chemistry is also called as science of atoms and molecules.
Chemical industries manufacturing fertilizers, alkalis, acids, salts, dyes, polymers, drugs, soaps, detergents, metals, alloys and other inorganic and organic chemicals, including new materials, contribute in a big way to the national economy. Chemistry plays an important role in meeting human needs for food, health care products and other materials aimed at improving the quality of life.