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Polonium
Polonium

Mendelevium
Mendelevium



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Facts About Polonium and Mendelevium

Facts

Interesting Facts

  • 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.
  • Mendelevium metal is synthetically produced metal.
  • Mendelevium metal has been produced in only trace amount.

Sources

Mining, Ores of metals
Bombarding Einsteinium with Helium Ions

History

Who Discovered

Pierre Curie and Marie Curie
Lawrence Berkeley National Laboratory

Discovery

In 1898
In 1955

Abundance

Abundance In Universe

0.00 %0.00 %
0 0.11
👆🏻

Abundance In Sun

--
0 0.1
👆🏻

Abundance In Meteorites

-0.00 %
0 22
👆🏻

Abundance In Earth's Crust

0.00 %-
1E-37 8.1
👆🏻

Abundance In Oceans

0.00 %-
0 1.1
👆🏻

Abundance In Humans

0.00 %0.00 %
0 1.4
👆🏻