Home 28 Ni Nickel back to the periodic table
 
Atomic number   28
Symbol   Ni
Atomic weight   58.69
Density [g/cm3]   8.91
Melting point [°C]   1453
Boiling point [°C]   2732
1st Ionization energy [eV]   7.635
Electronic configuration   [Ar] 3d8 4s2
Oxidation number (most stable)   3, 2, 0
Atomic radius [pm]   124.6
Ionic radius [pm]   69 (2+)
Abundance in crustal rocks [ppm]   99
Origin of the name   designated after the goblin Nickel
Discovery   1751 by the Swede Cronstedt
Uses   for the steel refinement, as alloy metal (constantan, Monel, german silver) as well as for the production of Ni-Cd batteries. 
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 © 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
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