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.
- At room temperature Sodium metal is very soft as it can be chopped down into pieces with butter knife.
- The most common compound of Sodium is NaCl (Salt).
1.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
By Electrolysis Process, Mining
1.3 History
1.3.1 Who Discovered
Louis Nicolas Vauquelin
Humphry Davy
1.3.2 Discovery
In Between 1797 - 1798
In 1807
1.4 Abundance
1.4.1 Abundance In Universe
1.5 * 10-3 %2 * 10-3 %
5E-09
0.11
1.4.2 Abundance In Sun
~0.002 %~0.004 %
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