A Voltaic Cell Is Prepared in Which Copper Metal Is

question 43

Multiple Choice

A voltaic cell is prepared in which copper metal is oxidized to Cu(II) , and silver ion is reduced to silver metal. Which of the following represents the correctly balanced equation for this reaction?

• A)Cu(s)+ Ag⁺(aq)→ Cu²⁺(aq)+ Ag(s)
• B)2Cu(s)+ Ag⁺(aq)→ 2Cu²⁺(aq)+ Ag(s)
• C)Cu(s)+ 2Ag⁺(aq)→ Cu²⁺(aq)+ 2Ag(s)
• D)3Cu(s)+ 2Ag⁺(aq)→ 3Cu²⁺(aq)+ 2Ag(s)
• E)2Cu(s)+ 3Ag+(aq)→ 2Cu²⁺(aq)+ 3Ag(s)

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