Facts About Rhodium and Barium
Interesting Facts
- Rhodium is the rarest element out of all non-radioactive metals on the earth .
- Rhodium is one of the most durable and hard metal, which also have high reflectance.
  
- Barium oxidizes very easily in the air.
- All toxic compounds of Barium can easily dissolve in water.
- Barium carbonate is used to produce a Rat poison and its other compound Barium nitrate is used in fireworks to produce green color.
  
Sources
Earth's crust, Found As a By-product, Found in Minerals, Mining
  
Earth's crust, Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
William Hyde Wollaston
  
Carl Wilhelm Scheele
  
Discovery
In 1804
  
In 1772
  
Abundance
  
  
Abundance In Sun
~0.0000002 %
  
25
~0.000001 %
  
18
Abundance In Earth's Crust
Abundance In Oceans
Not Available
  
Abundance In Humans
Not Available