Consider a Voltaic Cell That Corresponds to the Following Reaction

question 31

Multiple Choice

Consider a voltaic cell that corresponds to the following reaction: Fe(s) + Ni²⁺(aq) → Fe²⁺(aq) + Ni(s) Which of the following statements is correct?

• A)Iron is the oxidizing agent.
• B)The Ni²⁺ solution must be in the half-cell with the iron electrode.
• C)No salt bridge is necessary, since the charge is 2+ on both sides of the equation.
• D)The nickel electrode is the cathode.
• E)Four electrons will be transferred per atom of iron that reacts.

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