Question

$H_2{S}_2{O}_8$ and $H_{2}S{O}_5$, both have $+6$ oxidation state of sulphur. It is due to the :

• A. presence of peroxy group
• B. presence of superoxo group
• C. presence of neutral $O_2$
• D. presence of ozone

Answer 1

Answer: (A)

presence of peroxy group

$H_2{S}_2{O}_8$ and $H_{2}S{O}_5$, both have $+6$ oxidation state of sulphur. It is due to the presence of peroxy group. Both peroxomonosulphuric acid and peroxodisulphuric acid contains 1 peroxy group each.