Consider data from the table of standard reduction potentials for common half-reactions, in your text. For a galvanic cell under standard conditions, which of the following anodic half reactions would produce, at the cathode a spontaneous reduction of Sn4+ to Sn2+ but not Sn2+ to Sn. write yes or no beside each one. Sn2+ --> Sn4+ + 2e- H2 + 2OH- --> 2H2O + 2e- 2H- --> H2 + 2e- H2 --> 2H+ + 2e- Sn --> Sn2+ + 2e- Pb + SO42- --> PbSO4 + 2e-
Consider data from the table of standard reduction potentials for common half-reactions, in your text. For a galvanic cell under standard conditions, which of the following anodic half reactions would produce, at the cathode a spontaneous reduction of Sn4+ to Sn2+ but not Sn2+ to Sn. write yes or no beside each one. Sn2+ --> Sn4+ + 2e- H2 + 2OH- --> 2H2O + 2e- 2H- --> H2 + 2e- H2 --> 2H+ + 2e- Sn --> Sn2+ + 2e- Pb + SO42- --> PbSO4 + 2e-
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 43P
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hello i am having difficulty with this question. i tried no, no, no, no, yes, no but it is not correct.
The standard reduction potential for the half-reaction:
| Sn4+ + 2e- --> Sn2+ |
is +0.15 V.
Consider data from the table of standard reduction potentials for common half-reactions, in your text.
For a galvanic cell under standard conditions, which of the following anodic half reactions would produce, at the cathode a spontaneous reduction of Sn4+ to Sn2+ but not Sn2+ to Sn. write yes or no beside each one.
Sn2+ --> Sn4+ + 2e-
H2 + 2OH- --> 2H2O + 2e-
2H- --> H2 + 2e-
H2 --> 2H+ + 2e-
Sn --> Sn2+ + 2e-
Pb + SO42- --> PbSO4 + 2e-
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