oxidation half reaction ------------------------------------ reduction half reaction
C2O4^2- -----> 2CO2 --------------------------------- Cr2O7^2- -------> 2Cr^3+
C2O4^2- -----> 2CO2 --------------------------------- Cr2O7^2- -------> 2Cr^3+ + 7H2O
C2O4^2- -----> 2CO2 --------------------------------- Cr2O7^2- +14H^+-------> 2Cr^3+ + 7H2O
C2O4^2- -----> 2CO2 +2e^- --------------- Cr2O7^2- +14H^+ + 6e^- -------> 2Cr^3+ + 7H2O
3C2O4^2- -----> 6CO2 +6e^-
Cr2O7^2- +14H^+ + 6e^- -------> 2Cr^3+ + 7H2O
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3C2O4^2- + Cr2O7^2- + 14H^+ ---------> 2Cr^3+ + 6CO2 + 7H2O
Balance the following redox reaction under acidic conditions Cr Oy ? + C z Hq o - Cr Oz + CO2 C2O Cr2O3 + CO2 CO2
4. Balance the redox reaction below using the half-reaction method. Fe +Cr,O,2Fe +Cr (acidic solution)
Balance the following redox reaction equation first in acidic solution and then in a basic solution: Cr (s) + MnO2 (s) --> Mn+2 (aq) + Cr+3 (aq)
Redox reactions One potential route for generating methanol is the reaction of CO2 with Hz: CO2 (g) + 3 Hz (8) - CH40 (g) + H20 (g) What is the oxidation state for the indicated atom in each of the following species? Cin CH 0: Cin CO2: H in H20: H in Hz: Which element is undergoing oxidation? What is the evidence? Which reactant is the oxidizing agent? How did you choose your answer? Electrons in this reaction flow from...
Balance the following redox reaction | 1. Al(s) + 2 H(aq) + 2 Cr → A13+ (aq) + H2 (g) + 2 CF (aq)
Balance the redox reaction MnO2 & H2C2O4 & H2SO4 MnS04 & CO2& H2O
[References) Balance the following redox reaction, which takes place in basic solution. Fe(OH),(s) + Cr(s) + Fe(OH),(s) + Cr(OH),(6) (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.) Fe(OH),(s) + Cr(s) + Fe(OH),(s) + Cr(OH),(s) + Submit Answer Try Another Version 10 item attempts remaining
1. Balance the following using either method of balancing redox equations. Sn2+ + Cr,0,2 > Sn"+ + Cr3+ (acid solution) DO osoba (rotulosban Ag,0 + CH,0 -> Ag + HCO," (basic solution) On 60405
5. Balance following redox reactions in basic conditions using the half-reaction method a. 1 + $0.2 Hz + 12 b. Cr2O3 + CIO CrO2 + CI c. C2H5OH + CO2- → Cr + CH3CHO d. 12 1 + 10;
3. Balance the following redox equation for a reaction occurring in acidic solution. PbO2 + Cr*3 + H20 → Pb+2 + Crox+ H+ 4. A 4.65 g piece of copper is placed in 2.10 L of a HCl solution of unknown concentration. After the reaction is complete, there is 1.02 g of copper left. What was the concentration of the HCl in the original solution? H2 gas and CuCl2 were produced during this reaction.