The reference reaction for determining reduction potentials (E° = 0) is the reduction of A) oxygen (O₂) to water. B) NAD⁺ to NADH. C) H⁺ to H₂ gas. D) FAD to FADH₂.

Question

Quizplus · Accepted Answer

The standard hydrogen electrode (SHE) is the reference electrode for determining standard reduction potentials, where H⁺ ions are reduced to H₂ gas, and it is assigned a potential of 0 volts.

The Reference Reaction for Determining Reduction Potentials (E° = 0)