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JEE Main202229 Jul 2022Evening ShiftChemistryp Block Elements (Group 15, 16, 17 & 18)Actual

Consider the following sulphure 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

Correct answer

1

Step-by-step solution

The structure of these oxoacids will be as follow. As we can see from the above structures only the Marshall Acid H 2 S 2 O 8 ​ also known as peroxydisulphuric acid has the peroxo bond.

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