Facts About Platinum and Polonium
Interesting Facts
- Platinum is the rarest metal from the Precious metal categories..
- Commercially Platinum is produced as a byproduct in ores of nickel.
  
- 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.
  
Sources
Mining, Ores of metals, Ores of Minerals
  
Mining, Ores of metals
  
History
  
  
Who Discovered
Antonio de Ulloa
  
Pierre Curie and Marie Curie
  
Discovery
In 1735
  
In 1898
  
Abundance
  
  
Abundance In Universe
Not Available
  
Abundance In Sun
~0.0000009 %
  
19
~-9999 %
  
Abundance In Meteorites
Not Available
  
Abundance In Earth's Crust
Not Available
  
Abundance In Oceans
Not Available