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Actinium
Actinium

Iridium
Iridium



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Actinium
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Iridium

Facts About Actinium and Iridium

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Interesting Facts

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Abundance In Universe

Abundance In Sun

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Abundance In Earth's Crust

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Abundance In Humans

 
Actinium glows in the dark due to its radioactivity.
Obtained by Treating Radium with Neutrons, Ores of metals
Friedrich Oskar Giesel
In 1902
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  • Iridium element occurs as natural alloys of Platinum and Osmium.
  • Iridium element is known as the most corrosion resistance metal .
Found in Minerals, Mining, Ores of Minerals
Smithson Tennant
In 1803
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