Tungsten

Symbol | W
Latin name | Wolframium
Atomic number | 74
Period | 6
Element category | Transition elements
Relative atomic mass | 183.85
Group | VI.B
Electronegativity | 1.9
Oxidation numbers | 2, 3, 4, 5, 6
Electron configuration | 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 4f14 5d4 6s2
Density [g/cm3] | 19.3
State | Solid
Melting point [°C] | 3387
Boiling point [°C] | 5660
Atomic radius [pm] | 193
Covalent radius [pm] | 146
Thermal conductivity [W m-1K-1] | 174
Heat capacity [J K-1g-1] | 0.13
Discovery | 1758
Hardness [Mohs scale] | 7.5
Vickers hardness [MPa] | 3430
Brinell hardness [MPa] | 2570
Young's modulus [GPa] | 411
Electrical conductivity [S m-1] | 1.8 · 107
Electrical resistivity [10-6Ω.m] | 0.0536
Shear modulus [GPa] | 161
1.st ionization energy [eV] | 7.98
Stable isotopes | 5
Unstable isotopes | 16