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Actinium
Actinium

Thulium
Thulium



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Actinium
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Thulium

Facts About Actinium 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
Obtained by Treating Radium with Neutrons, Ores of metals
Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Friedrich Oskar Giesel
Per Teodor Cleve
1.3.2 Discovery
In 1902
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