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Neptunium
Neptunium

Polonium
Polonium



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Polonium

Facts About Neptunium and Polonium

1 Facts
1.1 Interesting Facts
Not Available
  • 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.
1.2 Sources
Made by Bombarding Uranium with Neutrons, Ores of metals
Mining, Ores of metals
1.3 History
1.3.1 Who Discovered
Edwin McMillan and Philip H. Abelson
Pierre Curie and Marie Curie
1.3.2 Discovery
In 1940
In 1898
1.4 Abundance
1.4.1 Abundance In Universe
NANA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~-9999 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
NANA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
NANA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
NA0.00 %
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4