Calculate the ionisation energy (in eV) of a ion in its ground state

CHEMISTRY · Single correct · CBSE · Chemistry · Structure of Atom · Structure of Atom

Problem

Calculate the ionisation energy (in eV) of a

\text{Li}^{2+}

ion in its ground state. (Atomic number of Li is

3

.) (a)

40.8\,\text{eV}

(b)

13.6\,\text{eV}

(c)

122.4\,\text{eV}

(d)

54.4\,\text{eV}