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SAMARIUM
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Atomic Symbol |
Sm |
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Atomic Weight |
150.36 |
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Atomic Number |
62 |
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Electron Configuration |
2-8-18-23-8-2 |
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Oxidation States |
N/A
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State of Matter |
Rhombohedral Crystal |
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Boiling Point |
1794 °C |
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Melting Point |
1072 °C |
HISTORY,
BACKGROUND & USES:
Lustrous, brittle, silvery-yellow metal that tarnishes in air. Samarium is a rare earth metal that does not occur free in nature,but is
found with other rare earths in many minerals. Samarium combined with cobalt
is used to make permanent magnets with the highest resistance to demagnetization
of any known material.
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