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Scandium
Scandium

Promethium
Promethium



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Scandium
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Promethium

Facts About Scandium and Promethium

1 Facts
1.1 Interesting Facts
  • Scandium is known as one of the rare earth elements.
  • Scandium metal found in rare minerals called Wolframite .
  • Promethium metal found in Pitchblende.
  • Promethium metal is highly radioactive metal.
1.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
Lars Fredrik Nilson
Chien Shiung Wu, Emilio Segrè, Hans Bethe
1.3.2 Discovery
In 1879
In 1942
1.4 Abundance
1.4.1 Abundance In Universe
3 * 10-6 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.000004 %~-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