👉 Fragmentation is a process in which a group of atoms or molecules are broken down into smaller pieces, typically leading to the separation of the elements. This can be beneficial for some purposes such as purification and separation of materials from other substances. In chemistry, it's also used to describe the breakdown of a substance by the action of another substance that breaks up the molecule. For example, in nuclear physics, fragments are produced when two protons or neutrons collide with each other in a nucleus. The