Homework -Chapter 19-Electrochemistry 19.as Balance the folowing odation-reduction equations The reactions occur in acidic solution CrO...
Balance the following oxidation-reduction equations. The reactions occur in acidic solution. (Use the lowest possible coefficients. Omit states of matter. Add H20 or H to any side of the reaction if it is needed.) a. Pb + Bi0,- + PbO2+ BiS+ Pb + BiO3 + PbO2 + Bi9+ + b. Cr,0,? + Fe2+ + Cr+ + Fe3+ | Cr₂O₂ ² + | Fe²+ + + Fel- c. MnO, +1“ + Mn2+ + Cl2 MnO2 + Cl + Mn + Cl2...
19.37 Balance the following oxidation-reduction equations The reactions occur in basic solution a. Mn + H2O Mno, - HO e. Cl2 + C + Cio;
2. Balance the following oxidation-reduction reactions that occur in acidic solution using the half-reaction method a. Cu(s) + NO, (aa)Cu2 (aa) NOGg) h. Cr,0, (aa) C (a) Cr (a)C2(g) c. Pb(s) + PbO2(s) + H2S04(aq) PbSO,(s) d. Mn(a) NaBio,()Bi (aa) + Mn04 (aq)
Balance the following redox equations by the ion-electron half-reaction method: (a) (acid solution): VŽ+ + V(OH). - VO2 (b) (acid solution): C 02 + MnO - CO2(g) + Mn (c) (basic solution): Cr(OH), (s) + H2O2 → CrO
Balance the following oxidation-reduction equation. The reactions occur in acidic or basic aqueous solution, as indicated. a. Co2+ + H2S +Co+Ss (acidic) O Co2+ +8H2S + 2Co + S8 + 16H+ O8Co2+ + 8H,8 + 8Co+Sg + 16+ Co2+ + 8H2S + 2Co + S8 b. S + Bry + SO 2 + Br” (basic) OS? + 4Br2 + 80H 8Br + SO4 + 4H2O O $2 + 4Br2 + 4H20 +8Br” + SO4 + 8H+ Os + 4Br2 +...
DO NOT ARBITRARILY BALANCE! In the following reactions you need to give both b anced half reactions in the appropriate acidic or basic solution: (1) one for oxidation and 2) o for reduction and then the 3) overall balanced equation. Do not break apart any of the follow ing ions or molecules. Balance in acidic solution: 1. MnOi(aq)+ H2C20,(aq) Mn" (aq) + CO2(g) 2. As S(s)+CIO5(aq) -H2ASO4 (aq)+SO (aq)+CT (aq) 3. Cr(CN) (aq)+ Ce(aq) Cr(aq)+ Ce (aq) + NO5(aq)+ CO2(g)...
1) Balance the following oxidation-reduction equations. a. Cr202- + H2O2 Cr3+ + O2 (Acidic Solution) 1) Cr(OH)2 + OC → Cro2- + C1- (Basic Solution)
Fill in the blanks with the appropriate numbers to balance the half reactions and the overall reactions. Note: H,O, OH", H,0 and e" (and CT") are repeated on both sides, obviously some will be 0. 1) MnO, + Cu - MnO, + Cu?" in acidic solution. MnO, + 2 H,0 + OH' + 3 e MnO, + OH,O + 4H+ Oc I Cu + OH,O + OH+ 0 0 - | Cu? + OH,O + OH' + 20 3 Cu...
Balance the following redox equations: CrO_4^2- + Fe^2+ rightarrow Cr^3+ + Fe^3+ (in acidic solution) MnO^4^- + CIO_2^- rightarrow MnO^2 + CIO_4^- (in basic solution)
49) Balance the equations for the following reactions: (a) S203 +12I +S40 (in acidic solution) (b) Co (aq) +HO2 (a) Co(OH)s(s) (in basic solution) (c) [Fe(CN)6]3 (aq) + N2H4(aq) ? [Fe(CN)6]4 (aq) + N2(g) (in basic solution) (d) Mn2+H202 MnO2 + H20 (in basic solution)