Fission of a covalent bond Homolytic fission If a covalent bonds breaks in such a way that each atom takes away one electron of the shared pair, it is called homolytic or symmetrical fission. Homolytic fission is usually indicated by a fish arrow which denotes a one electron displacement. For Ex: The neutral chemical species which contain an odd or unpaired … [Read more...] about Inductive and Electromeric Effect