Facts About Hafnium and Curium
Facts
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
- Curium metal does not occur free in nature.
- Curium metal is a synthetically produced metal.
Sources
By-product Zirconium Refining
Bombarding Plutonium with Helium Ions
History
Who Discovered
Dirk Coster and George de Hevesy
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso
Discovery
In 1922
In 1944
Abundance
Abundance In Universe
7 * 10-8 %
25
Not Available
Abundance In Sun
~0.0000001 %
26
~-9999 %
Abundance In Meteorites
0.00 %
37
Not Available
Abundance In Earth's Crust
0.00 %
31
Not Available
Abundance In Oceans
0.00 %
27
Not Available
|
||
|
||
|
