Consider the reactions : (a) H_(3)PO_(2(aq))+4AgNO_(3(aq))+2H_(2)O_((l))toH_(3)PO_(4(aq))+4Ag_((s))+4HNO_(3(aq)) (b) H_(3)PO_(2(aq))+2CuSO_(4(aq))+2H_(2)O_((l))toH_(3)PO_(4(aq))+2Cu_((s))+H_(2)SO_(4(aq)) ( c) C_(6)H_(5)CHO_((l))+2[Ag(NH_(3))_(2)]_((aq))^(+)+3OH_((aq))^(-)toC_(6)H_(5)COO_((aq))^(-)+2Ag_((s))+4NH_(3(aq))+2H_(2)O_((l)) (d) C_(6)H_(5)CHO_((l))+2Cu_((aq))^(2+)+5OH_((aq))^(-)to No change observed. What inference do you draw about the behaviour of Ag^(+)andCu^(2+) from these reactions ?

Consider the reactions : (a) H_(3)PO_(2(aq))+4AgNO_(3(aq))+2H_(2)O_((

1.	Consider the reactions : (a) H_(3)PO_(2(aq))+4AgNO_(3(aq))+2H_(2)O_((l))toH_(3)PO_(4(aq))+4Ag_((s))+4HNO_(3(aq)) (b) H_(3)PO_(2(aq))+2CuSO_(4(aq))+2H_(2)O_((l))toH_(3)PO_(4(aq))+2Cu_((s))+H_(2)SO_(4(aq)) ( c) C_(6)H_(5)CHO_((l))+2[Ag(NH_(3))_(2)]_((aq))^(+)+3OH_((aq))^(-)toC_(6)H_(5)COO_((aq))^(-)+2Ag_((s))+4NH_(3(aq))+2H_(2)O_((l)) (d) C_(6)H_(5)CHO_((l))+2Cu_((aq))^(2+)+5OH_((aq))^(-)to No change observed. What inference do you draw about the behaviour of Ag^(+)andCu^(2+) from these reactions ?
Answer» Solution :In REACTION (a) and (b) `Ag^(+)` oxidises `C_(6)H_(5)CHO" to "C_(6)H_(5)COO^(-)`, but in reaction (d) `Cu^(+2)` COULD not oxidises `C_(6)H_(5)CHO`. Therefore, we can say that `Ag^(+)` is strong oxidizing agent then to `Cu^(+)`.