Redox and Equivalent ConceptHard
Question
To an acidic solution of an anion, a few drops of KMnO4 solution are added. Which of the following , if present, will not decolurise the KMnO4 solution?
Options
A.CO32-
B.NO2-
C.S2-
D.Cl-
Solution
Oxidation state of C in CO32- is + 4, which is
So, it will not be oxidised.
So, it will not be oxidised.
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