Facts About Gold and Francium
Facts
Interesting Facts
- It is found in copper ores and from the crust of the earth.
- It is the most malleable and ductile metal.
- Gold alloys are used in Dentistry as fillings, crowning, clips, etc. It is also used as an artificial limb joints.
- 223 Francium has the longest half life at 21.8.
- Francium metal is produced by alpha decay in 227Actinium 227.
Sources
Earth's crust, Mining, Ores of metals
Formed by Decay Process, Mining
History
Who Discovered
Unknown
Marguerite Perey
Discovery
Before 6000 BCE
In 1939
Abundance
Abundance In Universe
6 * 10-8 %
26
Not Available
Abundance In Sun
~0.0000001 %
26
~-9999 %
Abundance In Meteorites
0.00 %
99+
Not Available
Abundance In Earth's Crust
0.00 %
99+
Not Available
Abundance In Oceans
0.00 %
21
Not Available
Abundance In Humans
0.00 %
18
Not Available
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