In which of the following reactions has the oxidation number of nitrogen increased?
- 2NO(g) + Br2(l) → 2NOBr(l)
-
2NO(g) + O2(g) → 2NO2(g)
- FeSO4(aq) + NO(g) → Fe(NO)SO4(s)
- 2NO(g) + Cl2(g) → 2NOCl(l)
The correct answer is: B
Explanation
In option B, the oxidation of Nitrogen increases from +2 to +4, when you calculate the oxidation number.
There is an explanation video available .