The magnetic behaviour of $\mathrm{Li_2O,Na_2O_2}$ and $\mathrm{KO_2}$, respectively, are :
Solution
$\mathrm{Li}_{2} \mathrm{O} \rightarrow \mathrm{O}^{2-} \rightarrow$ diamagnetic
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$\mathrm{Na}_{2} \mathrm{O}_{2} \rightarrow \mathrm{O}_{2}^{2-} \rightarrow$ diamagnetic
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$\mathrm{KO}_{2} \rightarrow \mathrm{O}_{2}^{-} \rightarrow$ paramagnetic
About this question
Subject: Chemistry · Chapter: Chemical Bonding and Molecular Structure · Topic: Ionic and Covalent Bonding
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