Which of the following statement is correct f | vedclass

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Question

According to $MOT$

peroxide ion $\mathrm{O}_{2}^{-2}$

$\sigma_{1 \mathrm{s}}^{2} \sigma_{1 \mathrm{s}}^{* 2} \sigma_{2 \mathrm{s}}^{2} \sigma_{2

Vedclass · Accepted Answer

$B,\,C$

Vedclass · Answer

According to $MOT$

peroxide ion $\mathrm{O}_{2}^{-2}$

$\sigma_{1 \mathrm{s}}^{2} \sigma_{1 \mathrm{s}}^{* 2} \sigma_{2 \mathrm{s}}^{2} \sigma_{2 \mathrm{s}}^{* 2} \sigma_{2 \mathrm{g} z}^{*} \pi_{2 \mathrm{px}}^{2}=\pi_{2 \mathrm{py}}^{2} \pi_{2 \mathrm{px}}^{* 2}=\pi_{2 \mathrm{py}}^{* 2}$

dimegnetic $\&$ $B.O.$ $=\frac{10-8}{2}=1.0$

Which of the following statement is correct for peroxide ion

$A.$ has completely filled antibonding molecular orbitals
$B.$ is diamagnetic
$C.$ has bond order one
$D.$ is isoelectronic with Neon

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