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Cr(2)O(7)^(2-)overset(pH=x)rarrCrO(4)^(2...

`Cr_(2)O_(7)^(2-)overset(pH=x)rarrCrO_(4)^(2-)overset(pH=y)rarrCr_(2)O_(7)^(2-)`
x and y can be :

Text Solution

Verified by Experts

The correct Answer is:
11
`CrO_(4)^(2-) overset(pH=3)to CrO_(7)^(2-) overset(pH=8)to CrO_(4)^(2-)`
`therefore` Sum of x and y is 11.
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