To an acid solution of an anion, a few drops of KMnO_(4) solution are – InterviewSolution

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1.	To an acid solution of an anion, a few drops of KMnO_(4) solution are added. Which of the following, if present will not decolourise the KMnO_(4) solution
Answer» `CO_(3)^(2-)` `NO_(2)^(-)` `SO_(3)^(2-)` `CL^(-)` ANSWER :A

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