Question

The molecular electronic configuration of $H_2^-$ ion is?
(a) $(\sigma 1s)^2$
(b) $(\sigma 1s)^2 (\sigma^* 1s)^2$
(c) $(\sigma 1s)^2 (\sigma^* 1s)^1$
(d) $(\sigma 1s)^3$

Answer 1

${\huge {\mathfrak {Answer :-}}}$

➡️ Option (B)

That's it..

Answer 2

Option B is correct. ✔✔

Thanks

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