In the reaction , the O.S. of nitrogen changes from: — Redox Reactions and Volumetric Analysis Chemistry Question

💡 Solution & Explanation

In $NO_2$, O.S. of $N$ is $+4$ ($x + 2(-2) = 0$). <br>In $NO$, O.S. of $N$ is $+2$ ($x + 1(-2) = 0$). <br>Thus, the change is from +4 to +2. [1]