Chemistry-
General
Easy

Question

The energy required to dislodge electron from excited isolated H-atom,(E1=–13.6eV)is:

  1. =13.6eV    
  2. >13.6eV    
  3. <13.6 and >3.4eV    
  4. 3.4eV    

The correct answer is: 3.4eV

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