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Rhodium
Rhodium
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Hafnium
Hafnium
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Facts About Rhodium and Hafnium
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1 Facts
1.1 Interesting Facts
  • Rhodium is the rarest element out of all non-radioactive metals on the earth .
  • Rhodium is one of the most durable and hard metal, which also have high reflectance.
  • 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 As a By-product, Found in Minerals, Mining
By-product Zirconium Refining
1.3 History
1.3.1 Who Discovered
William Hyde Wollaston
Dirk Coster and George de Hevesy
1.3.2 Discovery
In 1804
In 1922
1.4 Abundance
1.4.1 Abundance In Universe
Facts About Iron
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6 * 10-8 %
Rank: 26 (Overall)▶
7 * 10-8 %
Rank: 25 (Overall)▶
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Facts About Thallium
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1.4.2 Abundance In Sun
Facts About Iron
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~0.0000002 %
Rank: 25 (Overall)▶
~0.0000001 %
Rank: 26 (Overall)▶
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Facts About Beryllium
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1.4.3 Abundance In Meteorites
Facts About Iron
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0.00 %
Rank: 36 (Overall)▶
0.00 %
Rank: 37 (Overall)▶
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Facts About Gold
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1.4.4 Abundance In Earth's Crust
Facts About Alu..
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0.00 %
Rank: 55 (Overall)▶
0.00 %
Rank: 31 (Overall)▶
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Facts About Radium
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1.4.5 Abundance In Oceans
Facts About Sod..
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Not Available
Rank: N/A (Overall)▶
0.00 %
Rank: 27 (Overall)▶
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Facts About Protactinium
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1.4.6 Abundance In Humans
Facts About Cal..
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Not Available
Rank: N/A (Overall)▶
Not Available
Rank: N/A (Overall)▶
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Facts About Radium
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