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Gallium

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name Gallium
latin Gallium
french Gallium
german Gallium
symbol Ga
proton number 31
atomic weight 69.723
Pauling electronegativity 1.81
electronic configuration [Ar] 3d104s24p1
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melting point 302.91 K, 29.76°C, 85.57°F
boiling point 2477 K, 2204°C, 3999°F
group 13
period 4
state (by 20°C) solid
oxidation states +3
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Discoverer

Year of discovery Discoverer
1875 Paul E. Lecoq de Boisbaudran

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