The I.P. of an atom is 36 eV. Which value does not corresponding to second excitation potential :
(1) 5 eV
(2) 12 eV
(3) 32 eV
(4) 27 eV

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You can get some clue at the following link.
Energy of electron | Bohr's orbit | IIT JEE | Adichemistry (http://www.adichemistry.com/jee/qb/atomic-structure/1/q6.html)
Remember that IP value is the difference in energy between ground state to infinite state.