SAT Chemistry

Category - Multiple Choice

Ag+(aq) + e- --> Ag(s)

In an electrolytic cell, where could this chemical reaction occur?
  1. Anode
  2. Cathode
  3. Salt bridge
  4. In solution
  5. This reaction could not occur in an electrolytic cell
Explanation
Answer: Cathode

This reaction shows a silver cation gaining an electron. Thus, silver is undergoing reduction. In electrolytic cells, reduction occurs at the cathode, so this reaction occurs at the cathode.
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