Q 24. If potential energy of an electron in a hydrogen atom in first excited state is taken to be zero, kinetic energy (in eV) of an electron in ground state will be (1) 13.6 eV (2) 10.2 eV (3) 3.4 eV (4) 5.1 eV Share with your friends Share 2 Sanjay Singh answered this Dear student Regards -2 View Full Answer