Lutetium
Atomic number:
71
Atomic weight:
174.967
Shells:
2,8,18,32,9,2
Orbitals:
[Xe] 4f14 5d1 6s2
Melting point:
1663°C
Boiling point:
3402°C
Covalent radius:
1.56
Å
Atomic volume:
17.78
cm³/mol
Atomic radius:
2.25
Å
Ionic radius:
.98 (+3)
Å
Electronegativity:
1.27
Oxidation states:
1st ionization pot.:
5.4259
V
2nd ionization pot.:
13.888
V
3rd ionization pot.:
20.957
V
Specific heat:
0.15
J/gK
Heat of fusion:
18.60
kJ/mol
Heat of vapor.:
355.90
kJ/mol
Thermal conduct.:
0.164
W/cmK
Electrical conduct.:
0.0185
10^6/cm ohm
Density:
9.85
g/cm³
Valence:
3
