Rhodium

Source: http://www.tabulka.cz/english/elements/show.asp?id=45

name Rhodium
latin Rhodium
french Rhodium
german Rhodium
symbol Rh
proton number 45
atomic weight 102.9055
Pauling electronegativity 2.28
electronic configuration [Kr] 4d85s1
1s22s22p63s23p63d104s24p64d85s1
melting point 2237 K, 1964°C, 3567°F
boiling point 3968 K, 3695°C, 6683°F
group 9
period 5
state (by 20°C) solid
oxidation states +2, +3, +4, +5, +6

Discoverer

Year of discovery Discoverer
1803 William H. Wollaston (1766-1828)


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