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Explore Element
Element: Astatine
Symbol:
At
CPK Color:
Atomic Number:
85
Atomic Mass:
209.98715
Electron Configuration:
[Xe]6s2 4f14 5d10 6p5
Electron Configuration (Drawing):
[Xe]
Atomic Radius:
202
Ionization Energy:
9.5
Electron Affinity:
2.8
Oxidation States:
Standard State:
Solid
Melting Point:
575 c
Boiling Point:
c
Density:
7
Group Block:
Halogen
Year Discovered:
1940
Minerals Containing Astatine
Mineral Name
IMA Chemistry
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