Chemistry is a quite old science which describes various types of matters. It was created out of alchemy, an ancient science which sought, among other objectives, to find the elixir of life and make gold of iron. The main objective of the modern chemists is to study the processes which are happening on the atomic level and get known more about the reactions occur between different substances. It is also very necessary to determine the laws to have the possibility to generate the required matters from other ones. To perform the chemical experiments, that is essential to be good in physics and biology.
Inorganic chemistry, organic chemistry analytical chemistry, physical and biological chemistry are the parts of general definition “Chemistry”.