Supposing the ionization energy of hydrogen atom is 640 eV. Point out the main shell having energy equal to – 40 eV -

The ground-state energy of hydrogen atom is _______ eV.

The ionization energy of hydrogen atom is 13.6 eV. Calculate Rydberg's constant for hydrogen.

Ionization energy for hydrogen atom in ergs, Joules and eV respectively is :

Ionization energy for hydrogen atom in ergs, Joules and eV respectively is :

The ionization energy of hydrogen atom is 13.6 eV. Following Bohr's theory, the energy corresponding to a transition between 2nd and 3rd orbit is