question_answer

Ionization energy of Li (Lithium) atom in ground state is 5.4 eV. Binding energy of an electron in \[L{{i}^{+}}\]ion in ground state is 75.6 eV. Energy required to remove all three electrons of Lithium (Li) atom is                                              [JEE ONLINE 19-05-2012]                    

A) 81.0 eV

B) 135.4eV

C) 203.4eV

D) 156.6eV