Facts About Hafnium and Terbium
Facts
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
- At times Terbium metal acts same as Calcium.
- Terbium metal closely similar to Lanthanum metal.
Sources
By-product Zirconium Refining
Found in Minerals, Found with Other Rare Earth Metals, Mining, Ores of Minerals
History
Who Discovered
Dirk Coster and George de Hevesy
Carl Gustaf Mosander
Discovery
In 1922
In 1842
Abundance
Abundance In Universe
7 * 10-8 %
25
5 * 10-8 %
27
Abundance In Sun
~0.0000001 %
26
~0.00000001 %
29
Abundance In Meteorites
0.00 %
37
0.00 %
99+
Abundance In Earth's Crust
0.00 %
31
0.00 %
40
Abundance In Oceans
0.00 %
27
0.00 %
99+
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