Uranium

Source: http://www.tabulka.cz/english/elements/show.asp?id=92

name Uranium
latin Uranium
french Uranium
german Uran
symbol U
proton number 92
atomic weight 238.0289
Pauling electronegativity 1.38
electronic configuration [Rn] 5f36d17s2
1s22s22p63s23p63d104s24p64d105s25p64f145d106s26p65f36d17s2
melting point 1405.3 K, 1132.15°C, 2069.87°F
boiling point 4200 K, 3927°C, 7100°F
group -
period 7
state (by 20°C) solid
oxidation states +3, +4, +5, +6

Discoverer

Year of discovery Discoverer
1789 Martin H. Klaproth (1743-1817)


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