p Block Elements Part 2

Section: Chemistry
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Question : 22 of 100
 
Marks: +1, -0
Consider the following sulphur based oxoacids.
H2SO3,H2SO4,H2S2O8 and H2S2O7.
Amongst these oxoacids, the number of those with peroxo (O−O) bond is _______.
[29-Jul-2022-Shift-2]
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