Facts About Silver and Promethium
Interesting Facts
- It is the most reflective element.
- Silver is the second most ductile metal after Gold.
- It is also used in Dentistry as a dental alloys for clips and crowning.
- Promethium metal found in Pitchblende.
- Promethium metal is highly radioactive metal.
Sources
Earth's crust, Found in Minerals, Ores of metals
Found in Minerals, Mining
Who Discovered
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Chien Shiung Wu, Emilio Segrè, Hans Bethe
Discovery
Before 5000 BC
In 1942
Abundance In Meteorites
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Abundance In Earth's Crust