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Platinum
Platinum

Francium
Francium



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Facts About Platinum and Francium

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  • Platinum is the rarest metal from the Precious metal categories..
  • Commercially Platinum is produced as a byproduct in ores of nickel.
Mining, Ores of metals, Ores of Minerals
Antonio de Ulloa
In 1735
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  • 223 Francium has the longest half life at 21.8.
  • Francium metal is produced by alpha decay in 227Actinium 227.
Formed by Decay Process, Mining
Marguerite Perey
In 1939
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