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Francium
Francium
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Thallium
Thallium
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Francium
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Facts About Francium and Thallium
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1 Facts
1.1 Interesting Facts
  • 223 Francium has the longest half life at 21.8.
  • Francium metal is produced by alpha decay in 227Actinium 227.
  • Compounds of Thallium metal are highly Toxic.
  • Thallium metal is being suspected as a human carcinogen.
1.2 Sources
Formed by Decay Process, Mining
Found As a By-product, Ores of metals, Ores of Minerals
1.3 History
1.3.1 Who Discovered
Marguerite Perey
William Crookes
1.3.2 Discovery
In 1939
In 1861
1.4 Abundance
1.4.1 Abundance In Universe
Facts About Iron
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Not Available
Rank: N/A (Overall)▶
5 * 10-9 %
Rank: 32 (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)▶
~0.0000001 %
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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Not Available
Rank: N/A (Overall)▶
0.00 %
Rank: 41 (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: 42 (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: 34 (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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