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EncyclopediaPeriodic Table of the Elements: Beryllium| Atomic Number: | 4 | | Atomic Symbol: | Be | | | Beryllium | | Atomic Weight: | 9.01218 | Electron
Configuration: | 2 · 2 | The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved. More on Periodic Table of the Elements Beryllium from Infoplease:
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