Magnesium

Source: http://www.tabulka.cz/english/elements/show.asp?id=12

name Magnesium
latin Magnesium
french Magnésium
german Magnesium
symbol Mg
proton number 12
atomic weight 24.305
Pauling electronegativity 1.31
electronic configuration [Ne] 3s2
1s22s22p63s2
melting point 923 K, 650°C, 1202°F
boiling point 1363 K, 1090°C, 1994°F
group 2
period 3
state (by 20°C) solid
oxidation states +2

Discoverer

Year of discovery Discoverer
1808 Sir Humphry Davy (1778-1829)


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