Cr_(2)O_(7)^(2-)+I^(-)+H^(+)rarr Cr^(3+)+I_(2)+H_(2)O

Balance the following equations: (i) Cr_(2)O_(7)^(2-)+I^(-)+H^(+)rarrCr^(3+)+I_(2)+H_(2)O (ii) Ag^(+)+AsH_(3)rarrH_(3)AsO_(3)+H^(+)+....

Cr_(2)O_(7)^(-2)+I^(-)+H^(+)rarrCr^(+3)+I_(2)+H_(2)O The equivalent weight of the reductant in the above equation is :- (At. wt. of Cr = 52, I = 127)

Cr_(2)O_(7)^(-2)+I^(-)+H^(+)rarrCr^(+3)+I_(2)+H_(2)O The equivalent weight of the reductant in the above equation is :- (At. wt. of Cr = 52, I = 127)

For the red ox reaction : Cr_2O_(7)^(2-) +I^(-) +H^(+) rarr Cr^(3+) + I_2 + H_2O the correct coefficients of the reactants for the balanced equation are

Balance the reaction by ion-electrons mehod : Cr_(2)O_(7)^(2-)+I^(-)H^(+)toCr^(3+)I_(2)+H_(2)O

Balance the following equations by the ion electron method: a. MnO_(4)^(Ө) + Cl^(Ө) + H^(o+) rarr Mn^(2+) + H_(2)O + Cl_(2) b. Cr_(2)O_(7)^(2-) + I^(Ө) + H^(o+) rarr Cr^(3+) + H_(2)O + I_(2)

Complete the following. (a) KMnO_(4)overset(Delta)underset("Red hot")rarr ? (b) Cr_(2)O_(7)^(2-)+I^(-)+H^(+)rarr? (c ) Na_(2)Cr_(2)O_(7)+KC lrarr?

Balance the following equations by the ion electron method: a. MnO_(4)^(Ө) + Cl^(Ө) + H^(o+) rarr Mn^(2+) + H_(2)O + Cl_(2) b. Cr_(2)O_(7)^(2-) + I^(Ө) + H^(o+) rarr Cr^(3+) + H_(2)O + I_(2) c. H^(o+) + SO_(4)^(2-)+I^(Ө) rarr H_(2)S+H_(2)O+I_(2) d. MnO_(4)^(Ө)+Fe^(2+) rarr Mn^(2+) + Fe^(3+) + H_(2)O