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LANTHANUM
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Atomic Symbol |
La |
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Atomic Weight |
138.9055 |
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Atomic Number |
57 |
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Electron Configuration |
2-8-18-18-9-2 |
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Oxidation States |
+3
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State of Matter |
Solid heavy metal-brittle |
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Boiling Point |
3454 °C |
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Melting Point |
920 °C |
HISTORY,
BACKGROUND & USES:
Discovered in 1839 by Carl Gustaf Mosander. Lanthanum is ductile, malleable, silvery-white metal in the
lanthanide series. Lanthanum has three allotropic forms. At -268
°C it becomes a superconductor.
PRODUCTS AVAILABLE FROM ATLANTIC EQUIPMENT ENGINEERS:
LANTHANUM BORIDE
LANTHANUM OXIDE
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