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Samarium
Samarium
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Protactinium
Protactinium
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Facts About Samarium and Protactinium
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1 Facts
1.1 Interesting Facts
  • Samarium metals helps stimulating body metabolism.
  • Samarium metals was 1st observed by Jean Charles Galissard de Marignac in Dydimia in 1853.
  • Protactinium metal has 29 isotopes.
  • Isotopes of Protactinium-231 used in nuclear weapon.
1.2 Sources
Found in Minerals, Mining, Ores of Minerals
Found in Uranium Ores, Mining, Ores of metals
1.3 History
1.3.1 Who Discovered
Lecoq de Boisbaudran
William Crookes
1.3.2 Discovery
In 1879
In 1900
1.4 Abundance
1.4.1 Abundance In Universe
Facts About Iron
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5 * 10-7 %
Rank: 19 (Overall)▶
Not Available
Rank: N/A (Overall)▶
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Facts About Thallium
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1.4.2 Abundance In Sun
Facts About Iron
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~0.0000001 %
Rank: 26 (Overall)▶
~-9999 %
Rank: N/A (Overall)▶
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Facts About Beryllium
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1.4.3 Abundance In Meteorites
Facts About Iron
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0.00 %
Rank: 37 (Overall)▶
Not Available
Rank: N/A (Overall)▶
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Facts About Gold
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1.4.4 Abundance In Earth's Crust
Facts About Alu..
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0.00 %
Rank: 29 (Overall)▶
0.00 %
Rank: 57 (Overall)▶
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Facts About Radium
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1.4.5 Abundance In Oceans
Facts About Sod..
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0.00 %
Rank: 40 (Overall)▶
0.00 %
Rank: 47 (Overall)▶
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Facts About Protactinium
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1.4.6 Abundance In Humans
Facts About Cal..
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Not Available
Rank: N/A (Overall)▶
Not Available
Rank: N/A (Overall)▶
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Facts About Radium
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