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Uranium
Uranium

Francium
Francium



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Uranium
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Francium

Facts About Uranium and Francium

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1 Facts
1.1 Interesting Facts
  • Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
  • 223 Francium has the longest half life at 21.8.
  • Francium metal is produced by alpha decay in 227Actinium 227.
1.2 Sources
Earth's crust, Mining, Ores of Minerals
Formed by Decay Process, Mining
1.3 History
1.3.1 Who Discovered
Not Available
Marguerite Perey
1.3.2 Discovery
In 1789
In 1939
1.4 Abundance
1.4.1 Abundance In Universe
2 * 10-8 %NA
Facts About Thallium
5E-09 0.11
1.4.3 Abundance In Sun
~0.0000001 %~-9999 %
Facts About Beryllium
1E-08 0.1
1.4.5 Abundance In Meteorites
0.00 %NA
Facts About Gold
1.7E-07 22
2.2.4 Abundance In Earth's Crust
0.00 %NA
Facts About Radium
9.9E-12 8.1
2.2.6 Abundance In Oceans
0.00 %NA
Facts About Protactinium
2E-23 1.1
3.1.1 Abundance In Humans
NANA
Facts About Radium
1E-13 1.4