Can the reaction `Cr_2 O_7^(2-)+H_2 O to 2 CrO_4^(2-)+2 H^+` be regarded as a redox reaction?

Sketch the structure of Cr_2O_7^2- In and CrO_4^2- ion.

If the formula mass of C r _(2) O _(7) ^( 2-) ion is M, then in the reaction Cr _(2) O _(7) ^( 2-) + 14 H ^(+) + 6 e ^(-) to 2 Cr ^(3+) + 7 H _(2) O, The equivalent mass of Cr _(2) O _(7) ^(2-) is

Which of the following equation represent oxidation, reduction reaction? Identify each oxidising agent and each reducing agent. a) K O H+H_2 O_2 rarr K H O_(2+)H_2 O b) Cr_2 O_7^(2-)+2 OH^- rarr 2 CrO_4^(2-)+H_2 O c) K+O_2 rarr K_2 O d) Ca(HCO_3)_2 rarr CaCO_3+CO_2+H_2 O

Consider the reaction: Cr2O7^2- +14 H^+ +6 e - ---> 2 Cr^3+ +7 H_2 O What is the quantity of electricity in coulombs needed to reduced 1mol of Cr_2 O_7^2- ?

In the chemical reaction, Ag_2O + H_2O + 2e^- rarr 2Ag + 2OH^-

In the chemical reaction, Ag_2O + H_2O + 2e^- rarr 2Ag + 2OH^-