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Promethium
Promethium
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Holmium
Holmium
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Promethium
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Facts About Promethium and Holmium
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1 Facts
1.1 Interesting Facts
  • Promethium metal found in Pitchblende.
  • Promethium metal is highly radioactive metal.
  • Holmium metal is very soft and malleable.
  • Holmium metal is well known for its corrosion resistivity.
1.2 Sources
Found in Minerals, Mining
Found in Minerals, Mining, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Chien Shiung Wu, Emilio Segrè, Hans Bethe
Marc Delafontaine
1.3.2 Discovery
In 1942
In 1878
1.4 Abundance
1.4.1 Abundance In Universe
Facts About Iron
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Not Available
Rank: N/A (Overall)▶
5 * 10-8 %
Rank: 27 (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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~-9999 %
Rank: N/A (Overall)▶
~-9999 %
Rank: N/A (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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Not Available
Rank: N/A (Overall)▶
0.00 %
Rank: 43 (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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Not Available
Rank: N/A (Overall)▶
0.00 %
Rank: 38 (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: 41 (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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Promethium vs Holmium

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