The Half-Reaction That Occurs at the Cathode During Electrolysis of an Aqueous

question 32

Multiple Choice

The half-reaction that occurs at the cathode during electrolysis of an aqueous CuCl₂ solution is

• A)Cu⁺ + e^- \(\rarr\) Cu.
• B)Cu²⁺ + e^- \(\rarr\) Cu⁺.
• C)2H₂O + 2e^- \(\rarr\) H₂ + 2OH^-.
• D)Cl₂ + 2e^- \(\rarr\) 2Cl^-.
• E)2Cl^- \(\rarr\) Cl₂ + 2e^-.

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