1 Chapter 4 Atoms and Elements 4.6 Electron Energy Levels · Be · · Mg · · Ca · · Sr · · Ba · Copyright © 2008 by Pearson Education, Inc. Publishing as.
1 Chapter 7 Ionic and Metallic Bonding 7.1 Valence Electrons and Electron- Dot Structure · Be · · Mg · · Ca · · Sr · · Ba · Copyright © 2008 by Pearson.
