Question

Stability of the species Li₂, $Li_2^-$ and $Li_2^+$ increases in the order of :
(a) $Li_2 \ \textless \ Li_2^+ \ \textless \ Li_2^-$
(b) $Li_2^- \ \textless \ Li_2^+ \ \textless \ Li_2$
(c) $Li_2 \ \textless \ Li_2^- \ \textless \ Li_2^+$
(d) $Li_2^- \ \textless \ Li_2 \ \textless \ Li_2^+$

Answer 1

the answer to this questions is

D