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Neon  SEE PERIODIC TABLE
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Atomic Number10

Atomic SymbolNe

Atomic Weight20.1797 amu

GroupNoble Gas, 18

FormGas

Density @ STP0.885 g/L

Melting Point-248.59 °C (-415.46 °F, 24.56 °K)

Boiling Point-246.08 °C (-410.94 °F, 27.07 °K)

Heat of Fusion0.34 kJ/mol

Heat of Vaporization1.71 kJ/mol

First Ionization Potential21.56454 eV

Electronegativity (on Pauling scale)N/A

Specific Heat Capacity1.030 J/g K

Ground State Electron Configuration2p6

Oxidation States0

Stable Isotopes and Natural Abundance on Earth20Ne, 90.48%; 21Ne, 0.27%; 22Ne, 9.25%

Atomic Radius38 pm

Crystal StructureCubic

Discovered byRamsay and Travers, 1898

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