Atoms and Nuclei


   
 
Numerical 04
04. Calculate the ionisation potential for a lithium atom.
 
Suggested solution:
 
For an atom other than hydrogen,
 
 
For lithium atom, Z = 3
 
So ionisation potential of lithium atom is the energy required to remove an electron (valence electron) from second orbit to infinity.
 
 
 
 
 
    
 
    
 
    
 
 
 
     
   
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