E cell = 1.47 V for the voltaic cell A(s) | A²+ (1M) || Cu²+ (1 M) | Cu(s). (Shorthand Notation: Oxidation || Reduction). Determine the value of E°A2+/A. E A2+/A is the standard electrical potential for A in the reaction A²+ + 2e → A(s). Cu²+ + 2e A(s) → A²+ + 2e Reduction Half-Reaction: Oxidation Half-Reaction: Cu(s)

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E cell = 1.47 V for the voltaic cell A(s) | A²+ (1M) || Cu²+ (1 M) | Cu(s).
(Shorthand Notation: Oxidation || Reduction).
Determine the value of E°A2+/A. E A2+/A is the standard electrical potential for A in the reaction
A²+ + 2e → A(s).
Cu²+ + 2e
A(s) → A²+ + 2e
Reduction Half-Reaction:
Oxidation Half-Reaction:
Cu(s)
Transcribed Image Text:E cell = 1.47 V for the voltaic cell A(s) | A²+ (1M) || Cu²+ (1 M) | Cu(s). (Shorthand Notation: Oxidation || Reduction). Determine the value of E°A2+/A. E A2+/A is the standard electrical potential for A in the reaction A²+ + 2e → A(s). Cu²+ + 2e A(s) → A²+ + 2e Reduction Half-Reaction: Oxidation Half-Reaction: Cu(s)
Standard reduction potentials for some common metals - for aqueous
solutions of ions at 1.0 M concentration at 25 °C and H2 gas at 1.0 atm
pressure and 25°C
Reduction Half-Cell Equation
Li+ + 1e-
K+ + 1e-
Ba²+ + 2e
Ca²+ + 2e-
Na+ + 1e-
Mg²+ + 2e-
Al3+ + Зе
Zn²+ + 2e-
Cr3+ + Зе
Fe²+ + 2e-
Cd²+ + 2e-
Ni2+ + 2e-
Sn²+ + 2e-
Pb²+ + 2e-
2 H+ + 2e
Cu²+ + 2e-
↑ | I | I | I | I | I | I | 1
←
Hg₂²+ + 2e →→
Ag+ + 1e-
Hg2+ + 2e-
Li
K
←
Ba
Ca
Na
Mg
AI
Zn
Cr
Fe
Cd
Ni
sn
Pb
H2
Cu
2 Hg
Ag
Hg
Au³+ + 3e- → Au
E° (v)
-3.04
-2.92
-2.91
-2.87
-2.71
-2.36
-1.66
-0.76
-0.74
-0.44
-0.40
-0.25
-0.14
-0.13
0.00
+0.34
+0.79
+0.80
+0.85
+1.42
Transcribed Image Text:Standard reduction potentials for some common metals - for aqueous solutions of ions at 1.0 M concentration at 25 °C and H2 gas at 1.0 atm pressure and 25°C Reduction Half-Cell Equation Li+ + 1e- K+ + 1e- Ba²+ + 2e Ca²+ + 2e- Na+ + 1e- Mg²+ + 2e- Al3+ + Зе Zn²+ + 2e- Cr3+ + Зе Fe²+ + 2e- Cd²+ + 2e- Ni2+ + 2e- Sn²+ + 2e- Pb²+ + 2e- 2 H+ + 2e Cu²+ + 2e- ↑ | I | I | I | I | I | I | 1 ← Hg₂²+ + 2e →→ Ag+ + 1e- Hg2+ + 2e- Li K ← Ba Ca Na Mg AI Zn Cr Fe Cd Ni sn Pb H2 Cu 2 Hg Ag Hg Au³+ + 3e- → Au E° (v) -3.04 -2.92 -2.91 -2.87 -2.71 -2.36 -1.66 -0.76 -0.74 -0.44 -0.40 -0.25 -0.14 -0.13 0.00 +0.34 +0.79 +0.80 +0.85 +1.42
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