AP EAMCET · Chemistry · p Block Elements (Group 15, 16, 17 & 18)
Which of the following occurs with \(\mathrm{KMnO}_4\) in neutral medium?
- A Oxidation of oxalate ion
- B Precipitation of sulphur from hydrogen sulphide
- C Oxidation of \(\mathrm{Fe}^{2+}\) to \(\mathrm{Fe}^{3+}\)
- D Oxidation of iodide to iodate
Answer & Solution
Correct Answer
(D) Oxidation of iodide to iodate
Step-by-step Solution
Detailed explanation
In Neutral of fainty alkaline solutions. Oxidation of iodide to iodate \(2 \mathrm{MnO}_4^{-}+\mathrm{H}_2 \mathrm{O}+\mathrm{I}^{-} \rightarrow 2 \mathrm{MnO}_2+2 \mathrm{OH}^{-}+\mathrm{IO}_3^{-}\)
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