Facts About Hafnium and Tungsten
Facts
Interesting Facts
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
- Tungsten element has the second highest melting point.
- Pure tungsten can easily cut down with the help of hacksaw.
Sources
By-product Zirconium Refining
Earth's crust, Found in Minerals, Mining, Ores of Minerals
History
Who Discovered
Dirk Coster and George de Hevesy
Not Available
Discovery
In 1922
In 1781
Abundance
Abundance In Universe
7 * 10-8 %
25
5 * 10-8 %
27
Abundance In Sun
~0.0000001 %
26
~0.0000004 %
23
Abundance In Meteorites
0.00 %
37
0.00 %
39
Abundance In Earth's Crust
0.00 %
31
0.00 %
39
Abundance In Oceans
0.00 %
27
0.00 %
18
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