Pblock Elementsii Result Question 45

45. Give balanced equation for the following: Iodate ion reacts with bisulphite ion to liberate iodine.

(1988, 3M)

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Solution:

$2 \mathrm{IO}_3^{-} + 5 \mathrm{HSO}_3^{-} \longrightarrow \mathrm{I}_2+\mathrm{H}_2 \mathrm{O}+3 \mathrm{HSO}_4^{-}+2 \mathrm{SO}_4^{2-}$