Sutin N Electron transfers in chemistry and biology. However the reduction in size of. List Of Electron Configurations Of Elements Electron Configuration Electrons Configuration Electrons belong to the first generation of the lepton particle family and are generally thought to be elementary particles because they have no known components or substructure. . The electron is a subatomic particle denoted by the symbol e or β or whose electric charge is negative one elementary charge. The temperature dependent activation energy for electron transfer between biological molecules. It was developed in 1927 principally by Arnold Sommerfeld who combined the classical Drude model with quantum mechanical FermiDirac statistics and hence it is also known as the DrudeSommerfeld model. Compounds classified as heterocyclic probably constitute the largest and most varied family of organic compounds. The valence shell electron configuration ...