Facts About Radium and Niobium
Interesting Facts
- Radium metal is the heaviest metal of Alkaline earth metals column.
- Radium metal is highly radioactive and does not have any stable isotopes.
  
- Niobium metal was used to get called Columbium in past.
- Niobium metal found freely in nature (abundance).
  
Sources
Mining, Ores of metals
  
By-product of Tin Extraction, Found in Minerals, Mining, Ores of Minerals
  
History
  
  
Who Discovered
Not Available
  
Charles Hatchett
  
Discovery
In 1898
  
In 1801
  
Abundance
  
  
Abundance In Universe
Not Available
  
Abundance In Sun
~-9999 %
  
~0.0000004 %
  
23
Abundance In Meteorites
Not Available
  
Abundance In Earth's Crust
Abundance In Humans
Not Available