Polonium (Po)
Atomic number
84
Mass number
210
Electronegativity
2.0
Covalent radius
1.53
Atomic radius
1.53
Melting point
527.0
Boiling point
1235.0
Density
9.4
Specific heat
0.12
Electrical conductivity
0.0219e6
Thermal conductivity
0.20