Question

The ground state energy of h-atom is 13.6 ev. The energy needed to ionize h-atom from its second excited state is: (a) 1.51 ev (b) 3.4 ev (c) 13.6 ev (d) 12.1 ev

Answer 1

The ground state energy of h-atom is 13.6 ev. The energy needed to ionize h-atom from its second excited state is?

=> 3.4 ev