A Voltaic Cell Is Prepared Using Copper and Silver

question 22

Multiple Choice

A voltaic cell is prepared using copper and silver. Its cell notation is shown below. Cu(s) | Cu²⁺(aq) || Ag⁺(aq) | Ag(s)
Which reaction occurs at the cathode?

• A) Cu(s) → Cu²⁺(aq) + 2e^-
• B) Cu²⁺(aq) + 2e^- → Cu(s)
• C) Ag(s) → Ag⁺(aq) + e^-
• D) Ag⁺(aq) + e^- → Ag(s)
• E) Cu(s) + 2Ag⁺(aq) → Cu²⁺(aq) + 2Ag(s)

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