What is the change in oxidation state of Cr in the reaction Cr2O7^2– → Cr^3+? - REDOX REACTIONS AND ELECTROCHEMISTRY Quiz | GKFix.in

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What is the change in oxidation state of Cr in the reaction Cr2O7^2– → Cr^3+?

A. +7 to +4
B. +5 to +3
C. +6 to +3
D. +4 to +2

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