1 Facts
1.1 Interesting Facts
- Iron is not always magnetic in nature, its allotrope are ferromagnetic and the B allotrope is nonmagnetic.
- The blood consists Iron in hemoglobin molecules to transfer Oxygen in the body.
- 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
Earth's crust, Found in Minerals
Found in Minerals, Mining, Ores of metals, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Unknown
Louis Nicolas Vauquelin
1.3.2 Discovery
Before 5000 BC
In Between 1797 - 1798
1.4 Abundance
1.4.1 Abundance In Universe
1.1 * 10-1 %1.5 * 10-3 %
5E-09
0.11
1.4.2 Abundance In Sun
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