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Yttrium
Yttrium

Polonium
Polonium



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Yttrium
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Polonium

Facts About Yttrium and Polonium

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Facts

Interesting Facts

  • Yttrium Metal is highly toxic.
  • Yttrium Metal is highly reactive in nature hence not found free in nature.
  • 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

Johan Gadolin
Pierre Curie and Marie Curie

Discovery

In 1794
In 1898

Abundance

Abundance In Universe

0.00 %0.00 %
0 0.11
👆🏻

Abundance In Sun

0.00 %-
0 0.1
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Abundance In Meteorites

0.00 %-
0 22
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Abundance In Earth's Crust

0.00 %0.00 %
1E-37 8.1
👆🏻

Abundance In Oceans

0.00 %0.00 %
0 1.1
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Abundance In Humans

0.00 %0.00 %
0 1.4
👆🏻