Facts About Barium and Thulium
Interesting Facts
- 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.
  
- Thulium metal can resist corrosion due to dry air .
- Only Tm-169 isotope of Thulium metal occur naturally.
  
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
  
Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Carl Wilhelm Scheele
  
Per Teodor Cleve
  
Discovery
In 1772
  
In 1879
  
Abundance
  
  
Abundance In Sun
~0.000001 %
  
18
~0.00000002 %
  
28
Abundance In Earth's Crust
Abundance In Humans
Not Available