The Reduction Potentials for Au³⁺ and Ni²⁺ Are as Follows

question 45

Multiple Choice

The reduction potentials for Au³⁺ and Ni²⁺ are as follows:
Au³⁺ + 3e^- → Au E° = +1.50 V
Ni²⁺ + 2e^- → Ni E° = -0.23 V
Calculate ΔG° (at 25°C) for the reaction
2Au³⁺ + 3Ni → 3Ni²⁺ + 2Au

• A) -1.00 × 10³ kJ
• B) -2140 kJ
• C) +5.00 × 10² kJ
• D) -5.00 × 10² kJ
• E) +1.00 × 10³ kJ

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