1. Use the table of standard reduction potentials on page A24 of your textbook to pick a reagent that is capable of each of the following reductions (under standard conditions in acidic solution). a) Reduces Cu²+ to Cu but does not reduce Cu2+ to Cu* b) Reduces Br2 to Br- but does not reduce I2 to I-

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...
icon
Related questions
Question
A24
Appendix 5
Equilibrium Constants and Reduction Potentials
Table A5.5
Standard Reduction Potentials at 25°C (298 K) for Many Common Half-Reactions
Half-Reaction
E° (V)
Half-Reaction
E° (V)
F2 + 2e-
Ag2+ + e → Ag*
Соз+ + е —— Со2+
О2 + 2H,0 + 4e
Cu2+ + 2e¯ → Cu
→ 2F-
2.87
> 40H-
0.40
1.99
0.34
Hg2 Cl2 + 2e-
AgCl + e- –→ Ag + Cl-
SO,2- + 4H+ + 2e- → H,SO3 + H2O
Cu2+ + e- – → Cu+
2H+ + 2e
Fe3+ + 3e
1.82
2Hg + 2Cl-
0.27
>
Н,О, + 2H+ + 2е —> 2H,0
Се4+ + e — > Сез+
PbO2 + 4H+ + SO,2- + 2e
MnO4+ + 4H+ + 3e¯ → MnO2 + 2H2O
I04- + 2H+ + 2e
MnO4+ + 8H+ + 5e¯
Au3+ + 3e- → Au
1.78
0.22
1.70
0.20
» PbSO4 + 2H2O
1.69
0.16
1.68
H2
0.00
→ I03¯ + H2O
→ Mn2+ + 4H2O
1.60
Fe
-0.036
1.51
Pb2+ + 2e-
Pb
-0.13
1.50
Sn2+ + 2e-
Sn
-0.14
Ni2+ + 2e
PbO2 + 4H+ + 2e- → Pb²+ + 2H2O
Cl2 + 2e- – → 2Cl-
Cr202- + 14H+ + 6e¯ –→ 2Cr³+ + 7H2O
O2 + 4H+ + 4e-
MnO2 + 4H+ + 2e-
IO3- + 6H+ + 5e-
Br2 + 2e- – → 2B1¯
VO2+ + 2H+ + e¯
AuCl,- + 3e-
NO3- + 4H+ + 3e¯ → NO + 2H2O
CIO, + e- →
2Hg²+ + 2e
Ag+ + e-
Hg22+ + 2e- → 2Hg
Fe3+ + e- –→ Fe2+
1.46
→ Ni
-0.23
PBSO4 + 2e-
Cd2+ + 2e-
→ Pb + SO,²-
→ Cd
→ Fe
1.36
-0.35
1.33
-0.40
Fe2+ + 2e-
2H2O
→ Mn2+
I2 + 3H2O
1.23
-0.44
2H2O
1.21
Cr3+ + e-
Cr2+
-0.50
1.20
Cr3+ + 3e-
→ Cr
-0.73
Zn2+ + 2e
2H2O + 2e
Mn2+ + 2e-
1.09
Zn
-0.76
» VO2+ + H2O
→ Au + 4Cl-
→ H2 + 20H-
Mn
1.00
-0.83
0.99
-1.18
0.96
Al3+ + 3e-
→ Al
-1.66
ClO,-
» Hg,2+
Н, + 2е-
Mg2+ + 2e-
La3+ + 3e-
Na+ + e-
0.954
2H-
-2.23
→ Mg
→ La
0.91
-2.37
→ Ag
0.80
-2.37
0.80
→ Na
-2.71
0.77
Ca2+ + 2e-
> Ca
-2.76
O2 + 2H+ + 2e- → H2O2
MnO4- + e¯ → MnO,2-
I2 + 2e- –
Cut + e - → Cu
0.68
Вa2+ + 2e- — Ва
-2.90
0.56
K+ + e¯ –
→ K
-2.92
→ 21-
0.54
Li+ + e¯ –→ Li
- 3.05
0.52
Transcribed Image Text:A24 Appendix 5 Equilibrium Constants and Reduction Potentials Table A5.5 Standard Reduction Potentials at 25°C (298 K) for Many Common Half-Reactions Half-Reaction E° (V) Half-Reaction E° (V) F2 + 2e- Ag2+ + e → Ag* Соз+ + е —— Со2+ О2 + 2H,0 + 4e Cu2+ + 2e¯ → Cu → 2F- 2.87 > 40H- 0.40 1.99 0.34 Hg2 Cl2 + 2e- AgCl + e- –→ Ag + Cl- SO,2- + 4H+ + 2e- → H,SO3 + H2O Cu2+ + e- – → Cu+ 2H+ + 2e Fe3+ + 3e 1.82 2Hg + 2Cl- 0.27 > Н,О, + 2H+ + 2е —> 2H,0 Се4+ + e — > Сез+ PbO2 + 4H+ + SO,2- + 2e MnO4+ + 4H+ + 3e¯ → MnO2 + 2H2O I04- + 2H+ + 2e MnO4+ + 8H+ + 5e¯ Au3+ + 3e- → Au 1.78 0.22 1.70 0.20 » PbSO4 + 2H2O 1.69 0.16 1.68 H2 0.00 → I03¯ + H2O → Mn2+ + 4H2O 1.60 Fe -0.036 1.51 Pb2+ + 2e- Pb -0.13 1.50 Sn2+ + 2e- Sn -0.14 Ni2+ + 2e PbO2 + 4H+ + 2e- → Pb²+ + 2H2O Cl2 + 2e- – → 2Cl- Cr202- + 14H+ + 6e¯ –→ 2Cr³+ + 7H2O O2 + 4H+ + 4e- MnO2 + 4H+ + 2e- IO3- + 6H+ + 5e- Br2 + 2e- – → 2B1¯ VO2+ + 2H+ + e¯ AuCl,- + 3e- NO3- + 4H+ + 3e¯ → NO + 2H2O CIO, + e- → 2Hg²+ + 2e Ag+ + e- Hg22+ + 2e- → 2Hg Fe3+ + e- –→ Fe2+ 1.46 → Ni -0.23 PBSO4 + 2e- Cd2+ + 2e- → Pb + SO,²- → Cd → Fe 1.36 -0.35 1.33 -0.40 Fe2+ + 2e- 2H2O → Mn2+ I2 + 3H2O 1.23 -0.44 2H2O 1.21 Cr3+ + e- Cr2+ -0.50 1.20 Cr3+ + 3e- → Cr -0.73 Zn2+ + 2e 2H2O + 2e Mn2+ + 2e- 1.09 Zn -0.76 » VO2+ + H2O → Au + 4Cl- → H2 + 20H- Mn 1.00 -0.83 0.99 -1.18 0.96 Al3+ + 3e- → Al -1.66 ClO,- » Hg,2+ Н, + 2е- Mg2+ + 2e- La3+ + 3e- Na+ + e- 0.954 2H- -2.23 → Mg → La 0.91 -2.37 → Ag 0.80 -2.37 0.80 → Na -2.71 0.77 Ca2+ + 2e- > Ca -2.76 O2 + 2H+ + 2e- → H2O2 MnO4- + e¯ → MnO,2- I2 + 2e- – Cut + e - → Cu 0.68 Вa2+ + 2e- — Ва -2.90 0.56 K+ + e¯ – → K -2.92 → 21- 0.54 Li+ + e¯ –→ Li - 3.05 0.52
1. Use the table of standard reduction potentials on page A24 of your textbook to pick
a reagent that is capable of each of the following reductions (under standard
conditions in acidic solution).
a) Reduces Cu²+ to Cu but does not reduce Cu2+ to Cu+
b) Reduces Br2 to Br- but does not reduce I2 to I-
Transcribed Image Text:1. Use the table of standard reduction potentials on page A24 of your textbook to pick a reagent that is capable of each of the following reductions (under standard conditions in acidic solution). a) Reduces Cu²+ to Cu but does not reduce Cu2+ to Cu+ b) Reduces Br2 to Br- but does not reduce I2 to I-
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Balancing of Redox Reactions
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY