For the Cell Diagram
Cd(s)|CdSO₄(aq)|Hg₂SO₄|Hg(l)
What Reaction Occurs at the Cathode

question 20

Multiple Choice

For the cell diagram
Cd(s) |CdSO₄(aq) |Hg₂SO₄|Hg(l)
What reaction occurs at the cathode?

• A) CdSO₄(s) + 2e^-\(\rarr\) 2Cd(s) + SO₄^2-(aq)
• B) 2Hg(l) + SO₄^2-(aq) \(\rarr\) Hg₂SO₄(s) + 2e^-
• C) 2Cd(s) + SO₄^2-(aq) \(
• \rarr\) CdSO₄(s) + 2e^-
• D) Hg₂SO₄(s) + 2e^- \(\rarr\) 2Hg(l) + SO₄^2-(aq)
• E) None of the above.

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