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Praseodymium
Praseodymium

Neptunium
Neptunium



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Praseodymium
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Neptunium

Facts About Praseodymium and Neptunium

1 Facts
1.1 Interesting Facts
  • Praseodymium metal is synthetically produced metal.
  • Praseodymium is used as possible fuel for radioactive generators.
Not Available
1.2 Sources
Found in Minerals, Mining, Ores of Minerals
Made by Bombarding Uranium with Neutrons, Ores of metals
1.3 History
1.3.1 Who Discovered
Not Available
Edwin McMillan and Philip H. Abelson
1.3.2 Discovery
In 1885
In 1940
1.4 Abundance
1.4.1 Abundance In Universe
2 * 10-7 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.0000001 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.00 %NA
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
0.00 %NA
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
0.00 %NA
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4