Gjysmëreaksioni që paraqet procesin e reduktimit është:
A) \( \text{Zn}^{2+} + 2e^- \rightarrow \text{Zn}^{0} \)
B) \( \text{Zn}^{0} + 2e^- \rightarrow \text{Zn}^{2+} \)
C) \( \text{Zn} \rightarrow \text{Zn}^{2+} + 2e^- \)
D) \( \text{Zn}^{2+} \rightarrow \text{Zn} + 2e^- \)