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Protactinium
Protactinium

Promethium
Promethium



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Promethium

Facts About Protactinium and Promethium

Facts

Interesting Facts

  • Protactinium metal has 29 isotopes.
  • Isotopes of Protactinium-231 used in nuclear weapon.
  • Promethium metal found in Pitchblende.
  • Promethium metal is highly radioactive metal.

Sources

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

History

Who Discovered

William Crookes
Chien Shiung Wu, Emilio Segrè, Hans Bethe

Discovery

In 1900
In 1942

Abundance

Abundance In Universe

0.00 %0.00 %
0 0.11
👆🏻

Abundance In Sun

0.00 %-
0 0.1
👆🏻

Abundance In Meteorites

--
0 22
👆🏻

Abundance In Earth's Crust

0.00 %0.00 %
1E-37 8.1
👆🏻

Abundance In Oceans

0.00 %-
0 1.1
👆🏻

Abundance In Humans

0.00 %0.00 %
0 1.4
👆🏻