Facts About Sodium and Hafnium
Facts
Interesting Facts
- At room temperature Sodium metal is very soft as it can be chopped down into pieces with butter knife.
- The most common compound of Sodium is NaCl (Salt).
- Hafnium metal is highly reactive, hence not found free in nature.
- Hafnium metal as predicated after Mendeleev finished his periodic table.
Sources
By Electrolysis Process, Mining
By-product Zirconium Refining
History
Who Discovered
Humphry Davy
Dirk Coster and George de Hevesy
Discovery
In 1807
In 1922
Abundance
Abundance In Universe
2 * 10-3 %
6
7 * 10-8 %
25
Abundance In Sun
~0.004 %
6
~0.0000001 %
26
Abundance In Meteorites
0.55 %
6
0.00 %
37
Abundance In Earth's Crust
2.30 %
5
0.00 %
31
Abundance In Oceans
1.10 %
1
0.00 %
27
Abundance In Humans
0.14 %
3
Not Available
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