If the voltage of the voltaic cell based on the reaction Cu²⁺ + 2I⁻ → I₂ + Cu is 0.88 V, the standard reduction potential of the Cu²⁺ + 2e⁻ → Cu half-cell is 0.54 V.

Name: If the voltage of the voltaic cell based on the reaction Cu 2+ + 2I − → I 2 + Cu is 0.88 V, the standard reduction potential of the Cu 2+ + 2e − → Cu half-cell is 0.54 V.
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Quizplus · Accepted Answer

The standard reduction potential of the Cu²⁺/Cu half-cell is actually +0.34 V, not 0.54 V.

If the Voltage of the Voltaic Cell Based on the Reaction