if the atoms that share electrons have an unequal attraction for the electrons, the bond is called; what are shared in a covalent bond?; what happens to the potential energy as atoms bond with each other; which of the following is not an example of a molecular formula?; a neutral group of atoms held together by covalent bonds is a; the energy released when a covalent bond forms is the difference between zero and the; when a stable covalent bond forms the potential energy of the atoms; atoms naturally move