According to the Bohr Theory, the Allowed Energy States for the Hydrogen

Multiple Choice

According to the Bohr theory, the allowed energy states for the hydrogen atom are given by the relation .This formula can be readily extended to other hydrogenic one-electron) systems. The energy of the second level n = 2) for the doubly ionized lithium atom is

A) -54.4 eV.
B) 13.6 eV.
C) -30.6 eV.
D) -3.4 eV.
E) -1.5 eV.