Keywords: Ionization energies 2.png File First Ionization Energy svg en Ionization energies of neutral elements in units of eV Self-made; based on data from Martin W C ; Wiese W L 1996 Atomic Molecular Optical Physics Handbook American Institute of Physics ISBN 156396242X RJHall 2008-01-01 http //commons wikimedia org/wiki/File Ionization_energies png This image is an optimised version of http //commons wikimedia org/wiki/File Ionization_energies png 8kb smaller Note this is not a substitute for an SVG version of this image and an SVG version would be preferrable if another user could make it available Atomic physics |