1 Facts
1.1 Interesting Facts
- Rhodium is the rarest element out of all non-radioactive metals on the earth .
- Rhodium is one of the most durable and hard metal, which also have high reflectance.
- 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
Earth's crust, Found As a By-product, Found in Minerals, Mining
Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
William Hyde Wollaston
Martin Heinrich Klaproth, Jöns Jakob Berzelius, Wilhelm Hisinger
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
6 * 10-8 %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