Given the reduction potentials below: Reduction Half-Reaction E° (V) Reduction Half-Reaction E° (V) F2(g)+2e− → 2F−(aq) +2.87 Pb2+(aq)+2e− → Pb(s) -0.13 Cl2(l)+2e− → 2Cl− (aq) +1.36 Sn2+(aq)+2e− → Sn(s) -0.14 O2(g)+4H+(aq)+4e− → 2H2O(l) +1.23 Ni2+(aq)+2e− → Ni(s) -0.23 Br2(l)+2e− → 2Br−(aq) +1.09 V3+(aq)+e− → V2+(aq) -0.26 Ag+(aq)+e− → Ag(s) +0.80 Cd2+(aq)+2e− → Cd(s) -0.40 Fe3+(aq)+e− → Fe2+(aq) +0.77 Fe2+(aq)+2e− → Fe(s) -0.44 I2(l) + 2e− → 2I−(aq) +0.54 Cr3+(aq)+3e− → Cr(s) -0.74 Cu2+(aq)+2e− → Cu(s) +0.34 Zn2+(aq)+2e− → Zn(s) -0.76 Sn4+(aq)+2e− → Sn2+(aq) +0.15 Mn2+(aq)+2e− → Mn(s) -1.18 2H+(aq)+2e− → H2(g) 0.00 Al3+(aq)+3e− → Al(s) -1.66 table id: 583.62 What is the value of the equilibrium constant, K, at 25 oC for the reaction between the pair: Cl2(g) and Br-(aq) ? (value ± 20%)
Given the reduction potentials below:
Reduction Half-Reaction |
E° (V) |
|
Reduction Half-Reaction |
E° (V) |
F2(g)+2e− → 2F−(aq) |
+2.87 |
|
Pb2+(aq)+2e− → Pb(s) |
-0.13 |
Cl2(l)+2e− → 2Cl− (aq) |
+1.36 |
|
Sn2+(aq)+2e− → Sn(s) |
-0.14 |
O2(g)+4H+(aq)+4e− → 2H2O(l) |
+1.23 |
|
Ni2+(aq)+2e− → Ni(s) |
-0.23 |
Br2(l)+2e− → 2Br−(aq) |
+1.09 |
|
V3+(aq)+e− → V2+(aq) |
-0.26 |
Ag+(aq)+e− → Ag(s) |
+0.80 |
|
Cd2+(aq)+2e− → Cd(s) |
-0.40 |
Fe3+(aq)+e− → Fe2+(aq) |
+0.77 |
|
Fe2+(aq)+2e− → Fe(s) |
-0.44 |
I2(l) + 2e− → 2I−(aq) |
+0.54 |
|
Cr3+(aq)+3e− → Cr(s) |
-0.74 |
Cu2+(aq)+2e− → Cu(s) |
+0.34 |
|
Zn2+(aq)+2e− → Zn(s) |
-0.76 |
Sn4+(aq)+2e− → Sn2+(aq) |
+0.15 |
|
Mn2+(aq)+2e− → Mn(s) |
-1.18 |
2H+(aq)+2e− → H2(g) |
0.00 |
|
Al3+(aq)+3e− → Al(s) |
-1.66 |
table id: 583.62
What is the value of the equilibrium constant, K, at 25 oC for the reaction between the pair:
Cl2(g) and Br-(aq) ?
(value ± 20%)
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