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Protactinium
Protactinium

Iridium
Iridium



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Protactinium
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Iridium

Facts About Protactinium and Iridium

Facts

Interesting Facts

  • Protactinium metal has 29 isotopes.
  • Isotopes of Protactinium-231 used in nuclear weapon.
  • Iridium element occurs as natural alloys of Platinum and Osmium.
  • Iridium element is known as the most corrosion resistance metal .

Sources

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

History

Who Discovered

William Crookes
Smithson Tennant

Discovery

In 1900
In 1803

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 1.1
👆🏻

Abundance In Humans

0.00 %0.00 %
0 1.4
👆🏻