See the following chemical reaction ;
`Cr_(2)O_(7)^(2-)+ XH^+ 6Fe^(2+) to Y Cr^(3+) + 6 Fe^(3+) + ZH_(2)O`
The sum of `X,Y` and Z is ___

The coefficients w, x,y,z in the reaction w Cr_(2)O_(7)^(2-) + xFe^(2+) to y Cr^(3+) + z Fe^(3+) + H_(2)O

Balance the following equation stepwise: Cr_(2)O_(7)^(2-) + Fe^(2+)++H^(o+)rarrCr^(3+) + Fe^(3+) + H_(2)O

In the following redox reactionn, Cr_(2)O_(7)^(2-) + Fe^(2+) to Fe^(3+) + Cr^(3+) 1 mole of Cr_(2)O_(7)^(2-) oxidises.

Complete the chemical equations : Cr_2O_7^(2-) (aq) + Fe^(2+)(aq) + H^(+)(aq) to

How many electrons are involved in the following redox reaction? Cr_(2)O_(7)^(2-) + Fe^(2+) + C_(2)O_(4)^(2-) to Cr^(3+) + Fe^(3+) + CO_(2) (Unbalanced) (A)3 (B)4 (C)6 (D)5

Complete the following reactions : (i) Cr_(2)O_(7)^(2-)+Sn^(2+)+H^(+) to (ii) MnO_(4)^(-)+Fe^(2+)+H^(+) to

Balance the following equations by ion electron (half reaction) method for each of the following equations: a. Cr_(2)O_(7)^(2-) + Fe^(2+) rarr cr^(3+) + Fe^(3+) + H_(2)O b. H_(2)O_(2) + I^(Ө) + H^(o+) rarr H_(2)O + _(2) c. AsO_(3)^(3-) + H^(o+)+IO_(3)^(Ө) rarrAsO_(4)^(3-)+I^(Ө) (in acid medium) d. Cr_(2)O_(7)^(2-) + H^(o+)+Cl^(Ө) rarr3Cr^(3+) + Cl_(2)+H_(2)O e. MnO_(4)^(Ө)+Fe^(2+) rarr Mn^(2+)+Fe^(3+) (in alkaline medium)

Fe^(2+)(aq.)+Cr_(2)O_(7)^(2-)+H^(+) to Fe^(3+)(aq.)+Cr^(3+)