NEET 2020 Physics and Chemistry

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Question : 71 of 90

Marks: +1, -0

Which of the following oxoacid of sulphur has – O – O – linkage?

[NEET-2020]

H2SO4 , sulphuric acid
H2S2O8 , peroxodisulphuric acid
H2S2O7 , pyrosulphuric acid
H2SO3 , sulphurous acid

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