Atomic Number: | 74 |
Element Symbol: | W |
Element Name: | Tungsten |
Atomic Weight: | 183.84 |
Group Number: | 6 |
Group Name: | none |
Period Number: | 6 |
Block: | d-block |
Ground State Configuration: | [Xe] 4f14 5d4 6s2 |
Ground State Level: | 5D0 |
Standard State: | Solid |
Bond Length: | 274.1 |
Atomic Radius Empirical: | 135 |
Atomic Radius Calculated: | 193 |
Covalent Radius Empirical: | 146 |
Electron Affinity: | 78.6 |
First Ionization Energy: | 770 |
Pauling Electronegativity: | 2.36 |
Sanderson Electronegativity: | 0.98 |
Allred Rochow Electronegativity: | 1.40 |
Density Of Solid: | 19250 |
Molar Volume: | 9.47 |
Velocity Of Sound: | 5174 |
Youngs Modulus: | 411 |
Rigidity Modulus: | 161 |
Bulk Modulus: | 310 |
Poissons Ratio: | 0.28 |
Mineral Hardness: | 7.5 |
Brinell Hardness: | 2570 |
Vickers Hardness: | 3430 |
Electrical Resistivity: | 5 |
Reflectivity: | 62 |
Melting Point: | 3422 |
Boiling Point: | 5555 |
Superconduction Temperature: | -273.135 |
Thermal Conductivity: | 170 |
Coefficient Of Linear Expansion: | 4.5 |
Enthalpy Of Fusion: | 35 |
Enthalpy Of Vaporization: | 800 |
Enthalpy Of Atmization: | 860 |
Most Common Oxidation Numbers: | 6,4 |
Color: | Greyish white, lustrous |
Classification: | Metallic |
Discovered By: | Fausto and Juan Jose de Elhuyar |
Discovered At: | Spain |
Discovered When: | 1783 |
Origin Of Name: | From the Swedish words tung sten meaning heavy stone (the origin of the symbol W is wolfram , named after the tungsten mineral wolframite) |
Calculate the molecular weight of Tungsten or molecular weight W.
Also see the full list of chemical elements and atomic weights.