Chemistry · 2024
JEE Main · 9 April 2024, Shift 1 · Q82
The total number of species from the following in which one unpaired electron is present, is ____. N_2, O_2, C_2^-, O_2^-, O_2^2-, H_2^+, CN^-, He_2^+
The total number of species from the following in which one unpaired electron is present, is
$\displaystyle \_\_\_\_$.
$$\mathrm{N}_2, \mathrm{O}_2, \mathrm{C}_2^{-}, \mathrm{O}_2^{-}, \mathrm{O}_2^{2-}, \mathrm{H}_2^{+}, \mathrm{CN}^{-}, \mathrm{He}_2^{+}
$$
Official answer
From NTA’s final answer key for this paper.
4
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JEE Main 2024 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.