`Cr_(2)O_(7)^(2-)+H^(+)+SO_(3)^(2-) to Cr^(3+)(aq.)+SO_(4)^(2-)`

Balance the following reaction by ion electron method. Cr_(2)O_(7)^(-2)+SO_(3)^(-2) rightarrow Cr^(3+)+SO_(4)^(-2)

Balance the following redox reactions by ion -electron method: Cr_(2)O_(7)^(2-) +SO_(2)(g)toCr^(3+)(aq)+SO_(4)^(2-)(aq) (in acidic solution)

Balance the following redox reactions by ion-electron method. Cr_(2)O_(7)^(2-)+SO_(2)(g)toCr^(3+)(aq)+SO_(4)^(2-)(aq) (in acidic solution)

Balance the following rebox reactions by ion electron method: a. MnO_(4)^(Θ)(aq)+I^(Θ)(aq) rarr MnO_(2)(s)+I_(2)(s) (in basic medium) b. MnO_(4)^(Θ)(aq)+SO_(2)(g) rarr Mn^(2+)(aq)+HSO_(4)^(Θ)(aq) (in acidic solution) c. H_(2)O_(2)(aq)+Fe^(2+)(aq) rarr Fe^(3+)(aq)+H_(2)O(l) (in acidic solution) d. Cr_(2)O_(7)^(2-)+SO_(2)(g) rarr Cr^(3+)(aq)+SO_(4)^(2-)(aq) (in acidic solution)

Balance the following redox reactions by ion- electron method: Cr_2O_7^(2-) (aq) + SO_2 (g) rarr Cr^(3+) (aq) + SO_4^(2-) (aq) (in acidic solution)