Facts About Potassium and Chromium
Facts
Interesting Facts
- In the list of most abundant element Potassium is ranked 7th.
- Potassium can easily be sliced (chopped) down using knife.
- 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
Found in Minerals, Mining
Found in Minerals, Mining, Ores of metals, Ores of Minerals
History
Who Discovered
Humphry Davy
Louis Nicolas Vauquelin
Discovery
In 1807
In Between 1797 - 1798
Abundance
Abundance In Universe
3 * 10-4 %
9
1.5 * 10-3 %
7
Abundance In Sun
~0.0004 %
9
~0.002 %
7
Abundance In Meteorites
0.07 %
9
0.30 %
7
Abundance In Earth's Crust
1.50 %
6
0.01 %
13
Abundance In Oceans
0.04 %
3
0.00 %
16
Abundance In Humans
0.20 %
2
0.00 %
16
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