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JEE MAIN 2024
29-01-24 S1
Question
The number of species from the following which are paramagnetic and with bond order equal to one is
$\mathrm{H}_2, \mathrm{He}_2^{+}, \mathrm{O}_2^{+}, \mathrm{N}_2^{2-}, \mathrm{O}_2^{2-}, \mathrm{F}_2, \mathrm{Ne}_2^{+}, \mathrm{B}_2$
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