Facts About Calcium and Chromium
Facts
Interesting Facts
- Calcium ranks 5th rank in the list of earth’s abundance Percentage.
- It is found in the compound state.
- Gypsum or calcium sulfate is used as plaster and plaster of paris.
- 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.
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining, Ores of metals, Ores of Minerals
History
Who Discovered
Humphry Davy
Louis Nicolas Vauquelin
Discovery
In 1808
In Between 1797 - 1798
Abundance
Abundance In Universe
7 * 10-3 %
3
1.5 * 10-3 %
7
Abundance In Sun
~0.007 %
4
~0.002 %
7
Abundance In Meteorites
1.10 %
4
0.30 %
7
Abundance In Earth's Crust
5.00 %
3
0.01 %
13
Abundance In Oceans
0.00 %
5
0.00 %
16
Abundance In Humans
1.40 %
1
0.00 %
16
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