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Neptunium
Neptunium

Thulium
Thulium



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Neptunium
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Thulium

Facts About Neptunium and Thulium

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1 Facts
1.1 Interesting Facts
Not Available
  • Thulium metal can resist corrosion due to dry air .
  • Only Tm-169 isotope of Thulium metal occur naturally.
1.2 Sources
Made by Bombarding Uranium with Neutrons, Ores of metals
Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Edwin McMillan and Philip H. Abelson
Per Teodor Cleve
1.3.2 Discovery
In 1940
In 1879
1.4 Abundance
1.4.1 Abundance In Universe
NA1 * 10-8 %
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~-9999 %~0.00000002 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
NA0.00 %
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
NA0.00 %
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