(1) Identify each of the following half-reactions as either an oxidation half- reaction or a reduction half-reaction. half-reaction Cu2+(aq) + e ->>Cu+(aq) identification Cr(s) Cr3+(aq) + 3e ✓ D oxidation reduction (2) Write a balanced equation for the overall redox reaction. Use smallest possible integer coefficients. + + For the following electron-transfer reaction: Sn2+(aq) + Cd(s) Sn(s) + Cd2+(aq) The oxidation half-reaction is: The reduction half-reaction is: → + +

Principles of Modern Chemistry
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ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
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Chapter17: Electrochemistry
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(1) Identify each of the following half-reactions as either an oxidation half-
reaction or a reduction half-reaction.
half-reaction
Cu2+(aq) + e ->>Cu+(aq)
identification
Cr(s) Cr3+(aq) + 3e
✓
D
oxidation
reduction
(2) Write a balanced equation for the overall redox reaction. Use smallest
possible integer coefficients.
+
+
Transcribed Image Text:(1) Identify each of the following half-reactions as either an oxidation half- reaction or a reduction half-reaction. half-reaction Cu2+(aq) + e ->>Cu+(aq) identification Cr(s) Cr3+(aq) + 3e ✓ D oxidation reduction (2) Write a balanced equation for the overall redox reaction. Use smallest possible integer coefficients. + +
For the following electron-transfer reaction:
Sn2+(aq) + Cd(s) Sn(s) + Cd2+(aq)
The oxidation half-reaction is:
The reduction half-reaction is:
→
+
+
Transcribed Image Text:For the following electron-transfer reaction: Sn2+(aq) + Cd(s) Sn(s) + Cd2+(aq) The oxidation half-reaction is: The reduction half-reaction is: → + +
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