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Molybdenum
Molybdenum

Roentgenium
Roentgenium



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Molybdenum
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Roentgenium

Facts About Molybdenum and Roentgenium

1 Facts
1.1 Interesting Facts
  • Molybdenum is highly reactive metal, hence not found free in nature .
  • Till 18th century Molybdenum element were often mistaken as a carbon or Lead.
Not Available
1.2 Sources
Found in Minerals, Mining, Ores of Minerals
Synthetically Produced
1.3 History
1.3.1 Who Discovered
Carl Wilhelm Scheele
Gesellschaft für Schwerionenforschung
1.3.2 Discovery
In 1778
In 1994
1.4 Abundance
1.4.1 Abundance In Universe
5 * 10-7 %NA
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.0000009 %~-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
0.00 %NA
Facts About Radium
1E-13 1.4