1 Facts
1.1 Interesting Facts
- Naturally occurring minor elements include Cadmium.
- Cadmium is released into atmosphere to control volcanic eruption and forest fires.
- It is used for electroplating of Steel for corrosion resistance.
- It can absorb neutrons and used in nuclear reactor to control atomic fission.
- 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.
1.2 Sources
Found As a By-product, Found in Minerals, Mining
Found in Minerals, Mining, Ores of metals, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Karl Samuel Leberecht Hermann and Friedrich Stromeyer
Louis Nicolas Vauquelin
1.3.2 Discovery
In 1817
In Between 1797 - 1798
1.4 Abundance
1.4.1 Abundance In Universe
2 * 10-7 %1.5 * 10-3 %
5E-09
0.11
1.4.2 Abundance In Sun
~0.0000006 %~0.002 %
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