1 Facts
1.1 Interesting Facts
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
- 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.
1.2 Sources
Found in Uranium Ores, Mining, Ores of metals
Earth's crust, Found As a By-product, Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
William Crookes
William Hyde Wollaston
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
1.4.2 Abundance In Sun
~-9999 %~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