74 W 183.841

Tungsten

TRANSITION METAL

Phase: Solid

Discovered: Carl Wilhelm Scheele

Block: D

Summary

Tungsten, also known as wolfram, is a chemical element with symbol W and atomic number 74. The word tungsten comes from the Swedish language tung sten, which directly translates to heavy stone. Its name in Swedish is volfram, however, in order to distinguish it from scheelite, which in Swedish is alternatively named tungsten.

Appearance: grayish white, lustrous

Source: Wikipedia

Physical Properties

Atomic Mass 183.841 u

Density 19.25 g/cm³

Melting Point 3695 K

Boiling Point 6203 K

Molar Heat 24.27 J/(mol·K)

Electron Affinity 78.76 kJ/mol

Ionization Energies

1^st: 770 kJ/mol

2^nd: 1700 kJ/mol