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A cell is built using two electrodes: What reaction occurs at the cathode?

A cell is built using two electrodes: What reaction occurs at the cathode? 

Al3+ + 3e —> Al     E° = -1.66V 

Cu2+ + 2e —> Cu     E° = +0.34V


 a. Cu —> Cu2+ + 2e-

 b. Cu2+ + 2e- —> Cu

 c. Al3+ + 3e- —> Al

 d. Al —> Al3+ + 3e-

Top Answer

c.) Al 3+ (aq)... View the full answer

1 comment
  • Feel free to ask for any clarification.
    • mercenary
    • Apr 03, 2018 at 7:00am

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Other Answers

At cathode reduction occurs, while at anode occurs oxidation. In this cell aluminum is a better reduction... View the full answer

 b. Cu 2+  + 2e -... View the full answer

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