Question

Q467) The energy of hydrogen atom in ground state is -13.6 eV. the energy of the level corresponding to the quantum number n=5 is ...[ CBSE PMT 1990]

Q467) The energy of hydrogen atom in ground state is -13.6 eV. the energy of the level corresponding to the quantum number n=5 is ...[ CBSE PMT 1990]

SOLUTION

energy in nth orbit of hydrogen=-13.6/n2

Energy=-13.6 /25=0.544

Answer:(a)