1.

Number of moles of K_(2)Cr_(2)O_(7) in acidic medium required to oxidize one mole of Cu_(3)P" to " CuSO_(4) " and " H_(3)PO_(4) is :

Answer»

<P>`11/6`
`6/11`
`3/5`
`5/3`

SOLUTION :`6Cu_(3)P + 123H^(+) + 11Cr_(2)O_(7)^(2-) to 18Cu^(2+) + 6H_(3)PO_(4) + 22Cr^(3+) + 53H_(2)O`


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