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The equivalent weight of KIO(3) in the r...

The equivalent weight of `KIO_(3)` in the reaction `2Cr(OH)_(3)+4OH+KIO_(3) rarr 2CrO_(4)^(2-)+5H_(2)O+KI` is

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The correct Answer is:
B
`("Molecular weight")/6 IO_(3)^(-) + 3H_(2)O + 6e^(-) to I^(-) + 6OH^(-)`
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