The ionisation potential of a hydrogen atom is –13.6 eV. What will be the energy of the atom corresponding to n = 2

Q. The ionisation potential of a hydrogen atom is –13.6 eV. What will be the energy of the atom corresponding to n = 2.

A. – 3.4 eV

B. – 6.8 eV

C. – 1.7 eV

D. –2.7 eV

Answer: – 3.4 eV