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Lanthanum

Symbol: La
Atomic Mass/Weight: 138.9055 AMU
Atomic Number: 57
Oxidation State: +3
Melting Point: 1193 K
Boiling Point: 3730 K
# of Isotopes: 2
Electron Configuration: [Xe] 5d1 6s2
Lewis Dot Diagram:
Lanthanum - Lewis Dot Diagram