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Polonium
Polonium
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Gadolinium
Gadolinium
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Facts About Polonium and Gadolinium
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1 Facts
1.1 Interesting Facts
  • Polonium was the first radioactive element to be discovered.
  • Polonium element and its compounds are highly radioactive.
  • Its alloy with Beryllium provides source of neutrons.
  • Gadolinium is not found free in nature, hence it is not a native metal.
  • Gadolinium metal found in minerals like Monazite and Bastnaesite.
1.2 Sources
Mining, Ores of metals
Found in Minerals, Mining
1.3 History
1.3.1 Who Discovered
Pierre Curie and Marie Curie
Jean Charles Galissard de Marignac
1.3.2 Discovery
In 1898
In 1880
1.4 Abundance
1.4.1 Abundance In Universe
Facts About Iron
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Not Available
Rank: N/A (Overall)▶
2 * 10-7 %
Rank: 22 (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)▶
~0.0000002 %
Rank: 25 (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: 34 (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: 30 (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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0.00 %
Rank: 46 (Overall)▶
0.00 %
Rank: 38 (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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