Oxyacid of phosphorus that can reduce `AGNO_3` to silver is
Oxyacid of phosphorus that can reduce `AGNO_3` to silver is
A. `H_3PO_(4)`
B. `H_4P_2O_7`
C. `H_3PO_3`
D. `HPO_3`
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Correct Answer - C
`H_(3)PO_(3)+2AgNO_(3)+H_2O to H_(3)PO_(4)+underset(2 Ag )(2HNO_(3^(+)))`
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