CitePeriodic Table of the Elements: Beryllium
| Atomic Number: | 4 |
| Atomic Symbol: | Be |
| Beryllium | |
| Atomic Weight: | 9.01218 |
| ElectronConfiguration: | 2 · 2 |
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
See more Encyclopedia articles on: Compounds and Elements