1. Structure and Properties of Metals Last updated Save as PDF Page ID4088 Contributed by Chris SchallerProfessor (Chemistry) at College of Saint Benedict/Saint John's University Figure 1.1.7. Symbolic drawing of the longest possible wavelength of an electron that is confined to one atom (left) compared to an electron that is delocalized over a group of atoms (right). Chris P Schaller, Ph.D., (College of Saint Benedict / Saint John's University)