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Erbium
Erbium

Polonium
Polonium



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Facts About Erbium and Polonium

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1 Facts
1.1 Interesting Facts
  • Erbium metal is used as alloyed with Vanadium to make it softer.
  • Recent studies shows that it is helpful for metabolism.
  • 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
Mining
Mining, Ores of metals
1.3 History
1.3.1 Who Discovered
Carl Gustaf Mosander
Pierre Curie and Marie Curie
1.3.2 Discovery
In 1842
In 1898
1.4 Abundance
1.4.1 Abundance In Universe
2 * 10-7 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.0000001 %~-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 %0.00 %
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4