JEE Mains · Chemistry · STD 11 - 4. Chemical bonding and molecular structure
The number of species from the following which are paramagnetic and with bond order equal to one is _______. \(\mathrm{H}_2, \mathrm{He}_2^{+}, \mathrm{O}_2^{+}, \mathrm{N}_2^{2-}, \mathrm{O}_2^{2-}, \mathrm{F}_2, \mathrm{Ne}_2^{+}, \mathrm{B}_2\)
- A \(3\)
- B \(7\)
- C \(6\)
- D \(1\)
Answer & Solution
Correct Answer
(D) \(1\)
Step-by-step Solution
Detailed explanation
Magnetic behaviour Bond order \(\mathrm{H}_2\) Diamagnetic \(2\) \(\mathrm{He}\) Paramagnetic \(0.5\) \(\mathrm{O}_2^{+}\) Paramagnetic \(0.5\) \(\mathrm{N}_2^{2-}\) Paramagnetic \(2.5\) \(\mathrm{O}_2^{2-}\) Diamagnetic \(2\) \(\mathrm{F}_2\) Diamagnetic \(1\)…
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