Jones,+Dante

Name: Tungsten

Symbol: W

Melting point: 3422 Degrees Celsius

Boiling point: 5550 Degrees Celsius

PNE: 74, 110, 74

Density: 19g/cm cubed

Atomic mass: 183.84

Atomic number: 74

Density: 19,250 kg/m cubed

Electron Configuration and Orbit notation: [Xe] 4f145d46s

Number of valence electrons: 2

When and who and where: JJ and F. Elhuyar, 1783 in Spain.

Chemical and Physical properties: Pure Tungsten is steel-gray to tin-white; It is also has the highest tensile strength at over 1650 Degrees Celsius, and has the highest melting point and lowest vapor pressure of all the metals.

Compounds: Tungsten trioxide, Tungsten hexafluoride, Tungsten dioxide, etc.

Industrial/Commercial Uses: TV tubes, X-Ray targets, electronic lamp filaments, etc.

Cost and Value: $35 per Kilogram.

Bohr Model Diagram:



Picture of Element in the pure state:

Unusual facts: Element oxides exposed to air, is excellently corrosively resistant and is barely affected by most acids.

Sources: Google, WebElements and Rsg.com. URL: http Last Update: March 13, 2014.