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Which Transformation Could Take Place at the Cathode of an Electrochemical

Question 56

Multiple Choice

Which transformation could take place at the cathode of an electrochemical cell?

A) MnO₂ → MnO₄^-
B) Br₂ → BrO₃^-
C) NO → HNO₂
D) HSO₄^- → H₂SO₃
E) Mn²⁺ → MnO₄^-

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