1 Facts
1.1 Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
- Californium metal is very harmful and highly radioactive.
- Californium metal is the heaviest metal.
1.2 Sources
By-product Zirconium Refining
Made by Bombarding Curium with Helium Ions
1.3 History
1.3.1 Who Discovered
Dirk Coster and George de Hevesy
Lawrence Berkeley National Laboratory
1.3.2 Discovery
1.4 Abundance
1.4.1 Abundance In Universe
1.4.2 Abundance In Sun
~0.0000001 %~-9999 %
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