What is an atomic reaction

Atomic reaction is nothing but the reaction of one atom with the other atom to form the new compound.

Explanation:

The atom is considered as the ultimate basic particle of the matter. This atom comprise of electron neutrons and protons. Generally in the atomic reaction, there will be loss or gain of the electron to or from the substance with which the reaction takes place. In default, all atoms wanted to attain the noble gas configuration which is stable in nature. These atoms from the ionic or covalent bond by sharing the electron.