cobalt
Atomic number:
27
Atomic weight:
58.9332
Symbol:
Co
Group number:
9
Electronic configuration:
[Ar].3d7.4s2
Physical data
Standard state:
solid at 298 K
Colour:
lustrous, metallic, greyish tinge
Density of solid at ambient temperature/kg m-3:
8900
Molar volume/cm3:
6.67
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