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Iridium
Iridium

Polonium
Polonium



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Iridium
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Polonium

Facts About Iridium and Polonium

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Facts

Interesting Facts

  • Iridium element occurs as natural alloys of Platinum and Osmium.
  • Iridium element is known as the most corrosion resistance metal .
  • Polonium was the first radioactive element to be discovered.
  • Polonium element and its compounds are highly radioactive.
  • Its alloy with Beryllium provides source of neutrons.

Sources

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

History

Who Discovered

Smithson Tennant
Pierre Curie and Marie Curie

Discovery

In 1803
In 1898

Abundance

Abundance In Universe

0.00 %0.00 %
0 0.11
👆🏻

Abundance In Sun

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
👆🏻