The energy of an electron in first Bohr orbit of H-atom is –13.6 eV. The possible energy value of electron in the excited state of Li2+ is

Q. The energy of an electron in first Bohr orbit of H-atom is –13.6 eV. The possible energy value of electron in the excited state of Li2+ is

A.            122.4 eV

B.            30.6 eV

C.            30.6 eV

D.            13.6 eV

Answer: – 30.6 eV