Table 20.1 Standard reduction potentials at 25°C*Increasing strength as oxidizing agentHalf-ReactionLi*(aq) + eK+ (aq) + eBa²+ (aq) + 2eSr²+ (aq) + 2e-Ca²+ (aq) + 2eNa + (aq) + eMg²+ (aq) + 2eBe²+ (aq) + 2eAl³+ (aq) + 3eMn²+ (aq) + 2e2H₂O + 2e™Zn²+ (aq) + 2e-Cr³+ (aq) + 3eFe²+ (aq) + 2eCd²+ (aq) + 2ePbSO4(s) + 2eCo²+ (aq) + 2eNi²+ (aq) + 2e2+Sn²+ (aq) + 2ePb²+ (aq) + 2eLi(s)K(s)Ba(s)→ Sr(s)Ca(s)Na(s)Mg(s)Be(s)Al(s)→→ Mn(s)H₂(g) + 2OH(aq)Zn(s)Cr(s)Fe(s)Cd(s)Pb(s) +Co(s)Ni(s)Sn(s)Pb(s)H₂(g)Sn²+ (aq)+ SO² (aq)4+2H¹ (aq) + 2eSn¹+ (aq) + 2eCu²+ (aq) + e→ Cut (aq)SO (aq) + 4H+ (aq) + 2e SO₂(g) + 2H₂OAgCl(s) + e → Ag(s) + Cl(aq)Cu²+ (aq) + 2eCu(s)O₂(g) + 2H₂O + 4e¯¯ →[₂ (s) + 2e →→→→→→→ 21 (aq)MnO4 (aq) + 2H₂O + 3e -O₂(g) + 2H+ (aq) + 2e¯Fe²+ (aq)Fe³+ (aq) + eAg (aq) + eAg(s)Hg2+ (aq) + 2e2Hg²+ (aq) + 2e →NO3(aq) + 4H+ (aq) + 3e2Hg(1)40H (aq)H₂O₂(aq) + 2H+ (aq) + 2e¯Co³+ (aq) + eO3(g) + 2H+ (aq) + 2eF₂(g) + 2e →→→ 2F (aq)Hg2+ (aq)MnO₂ (s) + 4OH(aq)H,Oz(aq)Br₂(l) + 2e →→→ 2Br (aq)O₂(g) + 4H+ (aq) + 4e¯MnO₂ (s) + 4H+ (aq) + 2e →Cr₂O² (aq) + 14H+ (aq) + 6eCl₂(g) + 2e →Au³+ (aq) + 3e2C1 (aq)-Au(s)MnO4 (aq) + 8H+ (aq) + Se¯→→→→→Ce+ (aq) + eCe ³+ (aq)PbO₂ (s) + 4H+ (aq) + SO² (aq) + 2e¯2H₂OO₂(g) + H₂O(l)NO(g) + 2H₂OCo*(aq)2H₂OMn²+ (aq) + 2H₂O2Cr³+ (aq) + 7H₂O2+Mn²+ (aq) + 4H₂O-> PbSO4(s) + 2H₂O8° (V)-3.05.-2.93-2.90-2.89-2.87-2.71-2.37-1.85-1.66-1.18-0.83-0.76-0.74-0.44-0.40-0.31-0.28-0.25-0.14-0.130.00+0.13+0.15+0.20+0.22+0.34+0.40+0.53+0.59+0.68+0.77+0.80+0.85+0.92+0.96+1.07+1.23+1.23+1.33+1.36+1.50+1.51+1.61+1.70+1.77+1.82+2.07+2.87Increasing strength as reducing agent*For all half-reactions the concentration is 1 M for dissolved species and the pressure is 1 atm for gases.These are the standard-state values. 2. Calculate AGº and Kc for the following reaction at 298K:Br₂(1) + 21 (aq)(R:8.314J/mol.K, 96500 J/V.mol)2Br (aq) + I₂(s)

The negative value of ∆G0 describes that the reaction is spontaneous towards forward direction.

Answered: 2. Calculate AGº and Kc for the…

2. Calculate AGº and Kc for the following reaction at 298K: Br₂(1) + 21 (aq) (R:8.314J/mol.K, 96500 J/V.mol) 2Br (aq) + 1₂(s)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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