The formal oxidation of Cr and Cl in the ions `Cr_(2)O_(7)^(2-)" and "ClO_(3)^(-),` respectively, areA. `+6 and +7`B. `+7 and +5`C. `+6 and +5`D. `+8 and +7`

The formal oxidation of Cr and Cl in the ions `Cr_(2)O_(7)^(2-)" and "

1.	The formal oxidation of Cr and Cl in the ions `Cr_(2)O_(7)^(2-)" and "ClO_(3)^(-),` respectively, areA. `+6 and +7`B. `+7 and +5`C. `+6 and +5`D. `+8 and +7`
Answer» Correct Answer - C Oxidation number of Cr in `Cr_(2)O_(7^(2-))=+2x-14=-2rArrx=+6` Oxidation number of Cl in `ClO_(3)^(-)=x-6=-1rArrx=+5`

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The formal oxidation of Cr and Cl in the ions `Cr_(2)O_(7)^(2-)" and "ClO_(3)^(-),` respectively, areA. `+6 and +7`B. `+7 and +5`C. `+6 and +5`D. `+8 and +7`

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