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 120  Online LA Tech
  
 
  
  
  
  
  
  
  
 Covalent and
 Coordinate covalent  Bond
 
  
  
   
   
   
   
   
   
   
   
   
   
   
   
  
  
  
 
  
  
  
  
  
  
  
  
 →Fig. 5.3   (a) A
 “regular” covalent single bond is the result of overlap of two half-filled orbitals. (b) A coordinate covalent
 single bond is the
 result of overlap of a filled and a vacant orbital.