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Cr(2)O(7)^(2-)overset(H^(+))rarrCr^(3+),...

`Cr_(2)O_(7)^(2-)overset(H^(+))rarrCr^(3+)`, Eq. wt. of `Cr_(2)O_(7)^(2-)` is :-

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In Cr_(2)O_(7)^(2-) :

Cr_(2)O_(7)^(2-) + C_(2)H_(4)O overset(H^(+))rarr Cr^(3+) + C_(2)H_(4)O_(2) . How many H^(+) ions are in the balance equation ?

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

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

Cr_(2)O_(7)^(2-)overset([H^(+)])rarrCrO_(4)^(-2)overset((H^(+))rarrCr_(2)O_(7)^(2-) Values of (H^(+)) would be respectively :-

Cr_(2)O_(7)^(2-)overset([H^(+)])rarrCrO_(4)^(-2)overset((H^(+))rarrCr_(2)O_(7)^(2-) Values of (H^(+)) would be respectively :-