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Arsenic

Symbol: As
Atomic Mass/Weight: 74.9216 AMU
Atomic Number: 33
Oxidation State (Bold Most Stable):  +/- 3,+5
Melting Point: 1081 K (28 ATM)
Boiling Point: 876 (subl.)
# of Isotopes: 1
Electron Configuration: [Ar] 3d10 4s2 4p3
Lewis Dot Diagram:
Arsenic - Lewis Dot Diagram