Facts About Polonium and Silver
Interesting Facts
- Polonium was the first radioactive element to be discovered.
- Polonium element and its compounds are highly radioactive.
- Its alloy with Beryllium provides source of neutrons.
  
- 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.
  
Sources
Mining, Ores of metals
  
Earth's crust, Found in Minerals, Ores of metals
  
History
  
  
Who Discovered
Pierre Curie and Marie Curie
  
Unknown
  
Discovery
In 1898
  
Before 5000 BC
  
Abundance
  
  
Abundance In Universe
Not Available
  
Abundance In Sun
~-9999 %
  
~0.0000001 %
  
26
Abundance In Meteorites
Not Available
  
Abundance In Earth's Crust
Not Available