TNPSC Group 2 2017 Paper

Question : 4 of 100

Marks: +1, -0

The oxidation of

SO_{3}^{2−}toSO_{4}^{2−}

ion by oxygen

SO_{3}^{2−}

+ O

\to

SO_{4}^{2−}

in this reaction which is Lewis acid and Lewis base?

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