The science that scrutinizes substance is called chemistry. It was born out of alchemy, an old science which studied, among other objectives, to find the elixir of life and make gold from iron. The primary purpose of the modern chemists is to scrutinize the reactions which are happening on the atomic level and get known more about the processes occur between different substances. The other purpose of this modern science is to find the laws that may describe the relations and phenomena in chemical reactions. That can help to generate the required matters artificially. Chemistry, biology and physics are the sciences which have a lot of joint purposes.

Chemistry has got the great deal of different subdivisions.

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