Molten Magnesium Chloride Is Electrolyzed Using Inert Electrodes and Reactions

question 105

Multiple Choice

Molten magnesium chloride is electrolyzed using inert electrodes and reactions represented by the following two half-reactions:
2Cl^-(l) → Cl₂(g) + 2e^-
Mg²⁺(l) + 2e^- → Mg(s)
Concerning this electrolysis,which of the following statements is true?

• A)The anions in the electrolyte undergo reduction.
• B)Mg²⁺ ions are reduced at the anode.
• C)Oxidation occurs at the cathode.
• D)Electrons pass through the metallic part of the circuit from Mg²⁺ ions to the Cl^- ion.
• E)Cl^- ions are reducing agents.

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