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Scandium
Scandium

Francium
Francium



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Scandium
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Francium

Facts About Scandium and Francium

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1 Facts
1.1 Interesting Facts
  • Scandium is known as one of the rare earth elements.
  • Scandium metal found in rare minerals called Wolframite .
  • 223 Francium has the longest half life at 21.8.
  • Francium metal is produced by alpha decay in 227Actinium 227.
1.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Formed by Decay Process, Mining
1.3 History
1.3.1 Who Discovered
Lars Fredrik Nilson
Marguerite Perey
1.3.2 Discovery
In 1879
In 1939
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