A 1.0 M solution of Cu(NO3)2 is electrolyzed using the setup shown below. What reaction occurs at th — Electrochemistry Chemistry Question
Question
A 1.0 M solution of Cu(NO3)2 is electrolyzed using the setup shown below. What reaction occurs at the cathode?
A.
Pt2+(aq) + 2 e– → Pt(s)
B.✓ Correct
Cu2+(aq) + 2 e– → Cu(s)
C.
O2(g) + 2 H2O(l) + 4 e– → 4 OH–(aq)
D.
2 H2O(l) + 2 e– → H2(g) + 2 OH–(aq)
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