×

Cesium
Cesium

Hafnium
Hafnium



ADD
Compare
X
Cesium
X
Hafnium

Facts About Cesium and Hafnium

Add ⊕
1 Facts
1.1 Interesting Facts
Not Available
  • Hafnium metal is highly reactive, hence not found free in nature.
  • Hafnium metal as predicated after Mendeleev finished his periodic table.
1.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
By-product Zirconium Refining
1.3 History
1.3.1 Who Discovered
Robert Bunsen and Gustav Kirchhoff
Dirk Coster and George de Hevesy
1.3.2 Discovery
In 1860
In 1922
1.4 Abundance
1.4.1 Abundance In Universe
8 * 10-8 %7 * 10-8 %
Facts About Thallium
5E-09 0.11
1.4.2 Abundance In Sun
~0.0000008 %~0.0000001 %
Facts About Beryllium
1E-08 0.1
1.4.3 Abundance In Meteorites
0.00 %0.00 %
Facts About Gold
1.7E-07 22
1.4.4 Abundance In Earth's Crust
0.00 %0.00 %
Facts About Radium
9.9E-12 8.1
1.4.5 Abundance In Oceans
0.00 %0.00 %
Facts About Protactinium
2E-23 1.1
1.4.6 Abundance In Humans
0.00 %NA
Facts About Radium
1E-13 1.4