Q1 of 26 Page 1

Write the formulae of any two oxoacids of sulphur.

Oxoacids of sulphur are chemical compounds that contain sulphur, oxygen and hydrogen. Oxoacids of sulphur are found in aqueous solution or in form of salts. A well known example of oxoacid of sulphur is sulphuric acid, H2SO4. Two oxoacids of sulphur are

(i) Peroxodisulphuric acid: H2S2O8.


(ii) Dithionic acid: H2S2O6.



Peroxodisulphuric acid



Dithionic acid


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