Cobalt (Co)
Atomic number
27
Mass number
59
Electronegativity
1.88
Covalent radius
1.16
Atomic radius
1.67
Melting point
1768.0
Boiling point
3201.0
Density
8.9
Specific heat
0.42
Electrical conductivity
0.172e6
Thermal conductivity
1.0