1 Facts
1.1 Interesting Facts
- Osmium metal does not oxidize in air unless it is heated.
- But if it heated den it forms Osmium Tetroxide, which is highly toxic.
- Cerium is a rare earth metal but still it is not rare at all.
- It’s non-toxic compound Cerium sulfide has a rich red color and it is used as a pigment.
- Cerium metal is also used in Flat screen TVs, light bulb, floodlights, etc.
1.2 Sources
Found As a By-product, Found in Minerals, Mining
Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Smithson Tennant
Martin Heinrich Klaproth, Jöns Jakob Berzelius, Wilhelm Hisinger
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
3 * 10-7 %1 * 10-6 %
5E-09
0.11
1.4.2 Abundance In Sun
~0.0000002 %~0.0000004 %
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