Take the Potential Energy of a Hydrogen Atom to Be

Multiple Choice

Take the potential energy of a hydrogen atom to be zero for infinite separation of the electron and porton. Then the ground state energy of a hydrogen atom is -13.6 eV. The energy of the first excited state is:

A) 0
B) -3.4 eV
C) -6.8 eV
D) -9.6 eV
E) -27 eV