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Scandium
Scandium

Polonium
Polonium



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Scandium
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Facts About Scandium and Polonium

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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 .
  • Polonium was the first radioactive element to be discovered.
  • Polonium element and its compounds are highly radioactive.
  • Its alloy with Beryllium provides source of neutrons.
1.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Mining, Ores of metals
1.3 History
1.3.1 Who Discovered
Lars Fredrik Nilson
Pierre Curie and Marie Curie
1.3.2 Discovery
In 1879
In 1898
1.4 Abundance
1.4.1 Abundance In Universe
3 * 10-6 %NA
Facts About Thallium
5E-09 0.11
1.4.3 Abundance In Sun
~0.000004 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.4 Abundance In Meteorites
0.00 %NA
Facts About Gold
1.7E-07 22
1.6.2 Abundance In Earth's Crust
0.00 %NA
Facts About Radium
9.9E-12 8.1
1.6.4 Abundance In Oceans
0.00 %0.00 %
Facts About Protactinium
2E-23 1.1
1.6.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4