In the reaction : CrO_(4)^(2-) + X to Cr_(2)O_(7)^(2-) X is – InterviewSolution

1.	In the reaction : CrO_(4)^(2-) + X to Cr_(2)O_(7)^(2-) X is
Answer» `OH^(-)` `H_(2)O` `H^(+)` `O_(2)` ANSWER :C

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