If HN O_3 changes into N_2 O, the oxidation number is changed by - Vidyadip

Question

If $HN{O_3}$ changes into ${N_2}O$, the oxidation number is changed by

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Answer

$HN{O_3}$ $ \rightleftharpoons $ $\mathop {{N_2}O}\limits^{ * \,\,\,\,\,\,} $
$1 + x - 6 = 0$ $2x - 2 = 0$
$x = + 5$ $2x = 2$
$x = \frac{2}{2} = + 1$

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