Tungsten
W
Tungsten
Transition Metal
Atomic number:
74
Atomic weight:
183.84
Shells:
2,8,18,32,12,2
Orbitals:
[Xe] 4f14 5d4 6s2
Melting point:
3410°C ±20°C
Boiling point:
5660°C
Covalent radius:
1.30
Å
Atomic volume:
9.53
cm³/mol
Atomic radius:
2.02
Å
Ionic radius:
.60 (+6)
Å
Electronegativity:
2.36
Oxidation states:
(6),5,4,3,2
1st ionization pot.:
7.98
V
2nd ionization pot.:
--
V
3rd ionization pot.:
--
V
Specific heat:
0.13
J/gK
Heat of fusion:
35.40
kJ/mol
Heat of vapor.:
824.0
kJ/mol
Thermal conduct.:
1.74
W/cmK
Electrical conduct.:
0.189
10^6/cm ohm
Density:
19.3
g/cm³
Valence:
2,3,4,5,6
