what are the diatomic elements
A diatomic element is a molecule of an element consisting of two atoms. It is a form of homonuclear diatomic molcule. There are only 7 diatomic elements in total and only 5 diatomic elements at standard temperature and pressure (STP).romine. The diatomic elements are the â ine halogens (fluorine, chlorine, bromine, iodine) and elements with a â gen ending (hydrogen, oxygen, nitrogen). Astatine is another halogen, but its behavior is not known.