Ne - Neon

Neon

 Neon 
Ne
Atomic Number: 10
Atomic Weight: 20.1797
Element Type: Noble Gas
Crystal Structure: Cubic Face Centered
Melting Point: -248.59°C = -415.462°F = 24.56 K
Boiling Point: -246.08°C = -410.944°F = 27.07 K
Critical Temp: -228.7°C = -379.66°F = 44.45 K
Atomic Radius: 0.51 Å (Å = Angstrom = 10-10 m)
Covalent Radius: 0.71 Å
Electronegativity:

History

(Gr. neos, new) Discovered by Ramsay and Travers in 1898. Neon is a rare gaseouselement present in the atmosphere to the extent of 1 part in 65,000 of air. It is obtainedby liquefaction of air and separated from the other gases by fractional distillation.


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