Which of the following oxoacid of sulphur has –O–O– linkage?
Held on 30 Apr 2020 · Verified 9 Jul 2026.
H2SO4, sulphuric acid
H2S2O8, peroxydisulphuric acid
H2S2O7, pyrosulphuric acid
H2SO3, sulphurous acid
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Which of the following is the most electronegative element?
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