Home 10 Ne Neon back to the periodic table
 
Atomic number   10
Symbol   Ne
Atomic weight   20.1797
Density [g/l]   0.84
Melting point [°C]   -248.6
Boiling point [°C]   -246.0
1st Ionization energy [eV]   21.564
Electronic configuration   [He] 2s2 2p6
Oxidation number (most stable)   ---
Atomic radius [pm]   160
Ionic radius [pm]   ---
Abundance in crustal rocks [ppm]   ---
Origin of the name   (greek) neos = new
Discovery   1898 by the English scientist W. Ramsay
Uses   Neon is used as a filling gas in fluorescent tubes, in the refrigeration technology it is used as a cooling medium.
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 © 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
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