CBSE Class 11-science Answered
redox rxn
Asked by saloni | 15 Dec, 2012, 08:50: PM
Expert Answer
SO2 is a reducing agent. When it reacts with water, it produces sulfonic acid, H2SO3. The anion of this acid is sulfite and bisulfite. These are added to foods to block the action of oxidation from atmospheric oxygen.
Answered by | 16 Dec, 2012, 09:23: AM
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