Which of the following arrangements represent increasingg oxidation nu

1.	Which of the following arrangements represent increasingg oxidation number of the central atom?
Answer» `CrO_(2)^(-),ClO_(3)^(-),CrO_(4)^(2-),MnO_(4)^(-)` `ClO_(3)^(-),CrO_(4)^(2-),MnO_(4)^(-),CrO_(2)^(-)` `CrO_(2)^(-),ClO_(3)^(-),MnO_(4)^(-),CrO_(4)^(2-)` `CrO_(4)^(2-),MnO_(4)^(-),CrO_(2)^(-),ClO_(3)^(-)` ANSWER :A

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