Facts About Iridium and Protactinium
Facts
Interesting Facts
- Iridium element occurs as natural alloys of Platinum and Osmium.
- Iridium element is known as the most corrosion resistance metal .
- 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
Smithson Tennant
William Crookes
Discovery
In 1803
In 1900
Abundance
Abundance In Universe
2 * 10-7 %
22
Not Available
Abundance In Sun
~0.0000002 %
25
~-9999 %
Abundance In Meteorites
0.00 %
29
Not Available
Abundance In Earth's Crust
0.00 %
99+
0.00 %
99+
Abundance In Oceans
Not Available
0.00 %
99+
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