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Which of the following is the best. reducing agent under standard conditions at 25°C. Reduction potentials 2+ a) Cu²+ +0.34 6) I-← couldn't find ontable. H-

Which of the following is the best. reducing agent under standard conditions at 25°C. Reduction potentials 2+ a) Cu²+ +0.34 6) I-← couldn't find ontable. H-

Chemistry
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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I couldnt find the value for b and c on the table, so I'm not sure why the correct answer was C) Pb . can someone explain why. I want to know what to do during a test what to do when i cant find the values for a specific element on the table?

Which of the following is the best. reducing agent under standard conditions at 25°C. Reduction potentials 2+ a) Cu²+ +0.34 b) I-← couldn't find ontable Pb 2+ d) Mg²+ -2.37 e) Ca²+ - 0.40
Transcribed Image Text:Which of the following is the best. reducing agent under standard conditions at 25°C. Reduction potentials 2+ a) Cu²+ +0.34 b) I-← couldn't find ontable Pb 2+ d) Mg²+ -2.37 e) Ca²+ - 0.40
Standard Reduction Potentials F:(g) + 2e H₂O(aq) + 2 H(aq) + 2e MnOr(aq) +8H(aq) +5e Cl(g) + 2 Cro(aq) +14 H(aq) + 6e O(g) + 4H(aq) + 4€ Br() +2 Ag (aq) + e Fe(aq) + e O(g) + 2 H(aq) + 2e 1:1) 2 e O(g) + 21,0(1) - 4² Cu³(aq) + 2e 2.87 1.78 →2F (aq) 2 H₂O() Mn (aq) +4 110(1) 1.51 →2 Cl(aq) 1.36 1.23 2 Cr³(aq) +7 H:O() 1.33 → 2 H₂O(1) →2 Br(aq) → Ag(s) 1.09 0.80 0.77 0.70 Fe (aq) Hoa) 0.54 0.40 0.34 - - →21(aq) → 4 OH(aq) → Ca(¹) Sa (aq) + 2 e 2 H(aq) 2e Pb (aq) + 2e Ni (aq) 26 cd (ag) Fe (4) Zn² (aq) + 2 e 2e 26 21:00)+2e Al (aq) + 3 e Mg(aq) + 2 e Na (aq) + Li'(aq) + € - Sa²³(aq) 0.15 0.00 -0.13 -0.26 -0.40 -0.45 → Zn(s) -0.76 →H(g) + 2OH(aq) -0.83 →Al(s) -1.66 -2.37 -2.71 -3.04 - H₂(g) - Pb(1) → Ni(s) →Cd(1) →Fe(s) 4 Mg(1) → Na(1) → LIG)
Transcribed Image Text:Standard Reduction Potentials F:(g) + 2e H₂O(aq) + 2 H(aq) + 2e MnOr(aq) +8H(aq) +5e Cl(g) + 2 Cro(aq) +14 H(aq) + 6e O(g) + 4H(aq) + 4€ Br() +2 Ag (aq) + e Fe(aq) + e O(g) + 2 H(aq) + 2e 1:1) 2 e O(g) + 21,0(1) - 4² Cu³(aq) + 2e 2.87 1.78 →2F (aq) 2 H₂O() Mn (aq) +4 110(1) 1.51 →2 Cl(aq) 1.36 1.23 2 Cr³(aq) +7 H:O() 1.33 → 2 H₂O(1) →2 Br(aq) → Ag(s) 1.09 0.80 0.77 0.70 Fe (aq) Hoa) 0.54 0.40 0.34 - - →21(aq) → 4 OH(aq) → Ca(¹) Sa (aq) + 2 e 2 H(aq) 2e Pb (aq) + 2e Ni (aq) 26 cd (ag) Fe (4) Zn² (aq) + 2 e 2e 26 21:00)+2e Al (aq) + 3 e Mg(aq) + 2 e Na (aq) + Li'(aq) + € - Sa²³(aq) 0.15 0.00 -0.13 -0.26 -0.40 -0.45 → Zn(s) -0.76 →H(g) + 2OH(aq) -0.83 →Al(s) -1.66 -2.37 -2.71 -3.04 - H₂(g) - Pb(1) → Ni(s) →Cd(1) →Fe(s) 4 Mg(1) → Na(1) → LIG)
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