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arsenic
Atomic number:
33
Atomic weight:
74.9216
Symbol:
As
Group number:
15
Electronic configuration:
[Ar].3d10.4s2.4p3
Physical data
Standard state:
solid at 298 K
Colour:
metallic grey
Density of solid at ambient temperature/kg m-3:
5727
Molar volume/cm3:
12.95
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