1 Facts
1.1 Interesting Facts
- In the list of most abundant element Potassium is ranked 7th.
- Potassium can easily be sliced (chopped) down using knife.
- Osmium metal does not oxidize in air unless it is heated.
- But if it heated den it forms Osmium Tetroxide, which is highly toxic.
1.2 Sources
Found in Minerals, Mining
Found As a By-product, Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
Humphry Davy
Smithson Tennant
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
3 * 10-4 %3 * 10-7 %
5E-09
0.11
1.4.2 Abundance In Sun
~0.0004 %~0.0000002 %
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