Samarium

Source: http://www.tabulka.cz/english/elements/show.asp?id=62

name Samarium
latin Samarium
french Samarium
german Samarium
symbol Sm
proton number 62
atomic weight 150.36
Pauling electronegativity 1.17
electronic configuration [Xe] 4f65d06s2
1s22s22p63s23p63d104s24p64d105s25p64f65d06s2
melting point 1345 K, 1072°C, 1961°F
boiling point 2076 K, 1803°C, 3277°F
group -
period 6
state (by 20°C) solid
oxidation states +2, +3

Discoverer

Year of discovery Discoverer
1879 Paul E. Lecoq de Boisbaudran


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