What is the energy required to ionize an H-atom from the third excited state, if ground state ionization energy of H-atom is 13.6 eV?
(a) 1.5 eV
(b) 3.4 eV
(c) 13.6 eV
(d) 12.1 eV
The question was posed to me in quiz.
My question is from Atomic Spectra in section Atoms of Physics – Class 12