Medium INTEGER +4 / -1 PYQ · JEE Mains 2022

Amongst the following, the number of oxide(s) which are paramagnetic in nature is

$$\mathrm{Na}_{2} \mathrm{O}, \mathrm{KO}_{2}, \mathrm{NO}_{2}, \mathrm{~N}_{2} \mathrm{O}, \mathrm{ClO}_{2}, \mathrm{NO}, \mathrm{SO}_{2}, \mathrm{Cl}_{2} \mathrm{O}$$

Answer (integer) 4

Solution

Paramagnetic species: $\mathrm{KO}_{2}, \mathrm{NO}_{2}, \mathrm{ClO}_{2}, \mathrm{NO}$ <br/><br/> Diamagnetic species are: $\mathrm{Na}_{2} \mathrm{O}, \mathrm{N}_{2} \mathrm{O}, \mathrm{SO}_{2}, \mathrm{Cl}_{2} \mathrm{O}$

About this question

Subject: Chemistry · Chapter: Chemical Bonding and Molecular Structure · Topic: Ionic and Covalent Bonding

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