Periodic Table of the Elements: Arsenic

Periodic Table of the Elements: Arsenic

Atomic Number: 33
Atomic Symbol: As
  Arsenic
Atomic Weight: 74.92160
ElectronConfiguration: 2 · 8 · 18 · 5

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

More on Periodic Table of the Elements Arsenic from Fact Monster:

See more Encyclopedia articles on: Compounds and Elements