Facts About Potassium and Magnesium
Interesting Facts
- In the list of most abundant element Potassium is ranked 7th.
- Potassium can easily be sliced (chopped) down using knife.
  
- Magnesium ions are present in every chlorophyll of every green plant .
- Controlling Magnesium fire by pouring water on it will result in explosions.
  
Sources
Found in Minerals, Mining
  
By Electrolysis Process, In Ocean, Mining
  
History
  
  
Who Discovered
Humphry Davy
  
Joseph Black
  
Discovery
In 1807
  
In 1755
  
Abundance
  
  
Abundance In Earth's Crust