Facts About Hafnium and Ruthenium
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
- Ruthenium element has been extracted from used nuclear fuel.
- Ruthenium metal also produces as a by-product of the Nickel mining.
Sources
By-product Zirconium Refining
By-product of Nickel Refining, Found in Minerals, Mining
Who Discovered
Dirk Coster and George de Hevesy
Karl Ernst Claus
Discovery
In 1922
In 1844
Abundance In Earth's Crust