1. The Identity Operation E No matter how asymmetrical a molecule is, it must have an identity operation, E The symbol‘E” comes from the German,“ eigen," meaning‘ the same 20218/21 Chemistry Departme nt of Fudan UniversityPhysical ChemistryI Chemistry Department of Fudan University Chapter IV Molecular Symmetry and Point Group 2021/8/21 9 1. The Identity Operation E Ê No matter how asymmetrical a molecule is, it must have an identity operation, E •The symbol “E” comes from the German, “eigen,” meaning “the same