JEE Main 2022 · 29 Jul · Shift 2 · Chemistry Q87

ChemistryInteger+4 / -1Question 87 of 90

Consider the following sulphur based oxoacids.

H $_2$ SO $_3$ , H $_2$ SO $_4$ , H $_2$ S $_2$ O $_8$ and H $_2$ S $_2$ O $_7$ .

Amongst these oxoacids, the number of those with peroxo (O-O) bond is _______.

Your answer

Answer and worked solution

Official answer: 1

Peroxo bond only in peroxodisulphuric acid, H₂S₂O₈ (Marshall's acid). H₂S₂O₇ has an S-O-S bridge.

Answer: 1

JEE Main 2022 · 29 Jul · Shift 2, Chemistry question 87