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Samarium
Samarium

Protactinium
Protactinium



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Samarium
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Protactinium

Facts About Samarium and Protactinium

Facts

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.

Sources

Found in Minerals, Mining, Ores of Minerals
Found in Uranium Ores, Mining, Ores of metals

History

Who Discovered

Lecoq de Boisbaudran
William Crookes

Discovery

In 1879
In 1900

Abundance

Abundance In Universe

0.00 %0.00 %
0 0.11
👆🏻

Abundance In Sun

0.00 %0.00 %
0 0.1
👆🏻

Abundance In Meteorites

0.00 %-
0 22
👆🏻

Abundance In Earth's Crust

0.00 %0.00 %
1E-37 8.1
👆🏻

Abundance In Oceans

0.00 %0.00 %
0 1.1
👆🏻

Abundance In Humans

0.00 %0.00 %
0 1.4
👆🏻