Which of the compounds among \(\mathrm{N}_2 \mathrm{O}, \mathrm{NO}\), \(\mathrm{N}_2 \mathrm{O}_3,…

Which of the compounds among \(\mathrm{N}_2 \mathrm{O}, \mathrm{NO}\), \(\mathrm{N}_2 \mathrm{O}_3, \mathrm{NO}_2, \mathrm{~N}_2 \mathrm{O}_4, \mathrm{~N}_2 \mathrm{O}_5\) are diamagnetic?
  1. \(\mathrm{NO}, \mathrm{NO}_2, \mathrm{~N}_2 \mathrm{O}_3\)
  2. \(\mathrm{N}_2 \mathrm{O}, \mathrm{N}_2 \mathrm{O}_3, \mathrm{~N}_2 \mathrm{O}_4, \mathrm{~N}_2 \mathrm{O}_5\)
  3. \(\mathrm{NO}, \mathrm{NO}_2\)
  4. \(\mathrm{N}_2 \mathrm{O}_4, \mathrm{~N}_2 \mathrm{O}_5\)

Solution

Let us draw the structure of nitrogen oxides.
\(\mathrm{N}_2 \mathrm{O}, \mathrm{N}_2 \mathrm{O}_3, \mathrm{~N}_2 \mathrm{O}_4, \mathrm{~N}_2 \mathrm{O}_5\) do not have unpaired electrons \((n=0)\). So, they are diamagnetic \((\mu=0)\).

Asked in: AP EAMCET 2020 (17 Sep Shift 1)

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