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