1 Facts
1.1 Interesting Facts
- Chromium is highly reactive, hence it is not found free in nature.
- Ores of Chromites mineral are the major source of Chromium metal.
- Almost 90% leather tanning is done with the help of chromium.
- 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
Louis Nicolas Vauquelin
Chien Shiung Wu, Emilio Segrè, Hans Bethe
1.3.2 Discovery
In Between 1797 - 1798
In 1942
1.4 Abundance
1.4.1 Abundance In Universe
1.5 * 10-3 %NA
5E-09
0.11
1.4.2 Abundance In Sun
~0.002 %~-9999 %
1E-08
0.1
1.4.3 Abundance In Meteorites
1.4.4 Abundance In Earth's Crust
1.4.5 Abundance In Oceans
1.4.6 Abundance In Humans