Ytterbium (Yb)
Atomic number
70
Mass number
173
Electronegativity
1.1
Covalent radius
1.74
Atomic radius
2.40
Melting point
1097.0
Boiling point
1467.0
Density
6.98
Specific heat
0.15
Electrical conductivity
0.0351e6
Thermal conductivity
0.349