Consider the following table of standard reduction potentials:
(b) Which substances can be oxidized by B2+? Which can be reduced by D?

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Identify the standard reduction potential for B2+ and D from the table.

Determine the standard reduction potential for B2+ and compare it with the given potentials to find substances that can be oxidized by B2+.

Identify substances with a lower reduction potential than B2+ as they can be oxidized by B2+.

Determine the standard reduction potential for D and compare it with the given potentials to find substances that can be reduced by D.

Identify substances with a higher reduction potential than D as they can be reduced by D.

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Standard Reduction Potentials

Standard reduction potentials (E°) indicate the tendency of a species to gain electrons and be reduced. A higher E° value means a greater likelihood of reduction, while a lower or negative E° suggests a lesser tendency. These values are measured under standard conditions and are crucial for predicting the direction of redox reactions.

Oxidation and Reduction

Oxidation is the process of losing electrons, while reduction is the gain of electrons. In a redox reaction, one species is oxidized and another is reduced. The ability of a substance to be oxidized or reduced can be determined by comparing their standard reduction potentials, where a substance with a lower E° can be oxidized by one with a higher E°.

Electrochemical Series

The electrochemical series is a list of standard reduction potentials for various half-reactions, arranged from highest to lowest. This series helps predict which substances can oxidize or reduce others. By analyzing the potentials, one can determine the feasibility of redox reactions and identify which species can act as oxidizing or reducing agents.

Consider the following table of standard reduction potentials: (b) Which substances can be oxidized by B2+? Which can be reduced by D?