Facts About Hafnium and Neptunium
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
Not Available
Sources
By-product Zirconium Refining
Made by Bombarding Uranium with Neutrons, Ores of metals
Who Discovered
Dirk Coster and George de Hevesy
Edwin McMillan and Philip H. Abelson
Discovery
In 1922
In 1940
Abundance In Universe
Not Available
Abundance In Sun
~-9999 %
Abundance In Meteorites
Not Available
Abundance In Earth's Crust
Not Available
Abundance In Oceans
Not Available