Q. The oxidation numbers of the sulphur atoms in peroxomonosulphuric acid $(H_2SO_5)$ and pero- xodisulphuric acid $(H_2S_2O_8)$ are respectively
Redox Reactions
Solution:
$1 + x + 2 (- 1) + 2 (- 2) + (- 2) + 1 = 0$ or $x = +6$
$1 + (- 2) + x + 2 (- 2) + 2 (- 1) + x + 2 (- 2) + (- 2) + 1 = 0$ or $x + 6$

