In the Oxidation-Reduction Reaction Mg(s) + (Aq) →

question 81

Multiple Choice

In the oxidation-reduction reaction Mg(s) + (aq) → (aq) + Cu(s) , which atom or ion is reduced? Which atom or ion is oxidized?

• A) The ion is oxidized as it gains electrons from the copper metal, Cu. The magnesium metal, Mg, is reduced as it loses electrons to form .
• B) The ion is reduced as it gains electrons from the copper metal, Cu. The is oxidized as it loses electrons to the .
• C) The ion is reduced as it gains electrons to form copper metal, Cu. The magnesium metal, Mg, is oxidized as it loses electrons to form .
• D) Since Mg goes from a solid to an aqueous solution and Cu goes from an aqueous solution to a solid, an oxidation-reduction reaction did not occur.

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