Capable of undergoing reduction and oxidation reactions.

Involved in electron transfer processes during chemical changes.

Able to participate in redox chemistry applications or systems.

Exhibiting properties that influence electrochemical behavior significantly.

**Redox-active species**: Molecules participating in electron transfer reactions.

**Redox-active site**: Location on a molecule where redox occurs.

**Redox-active compound**: Substance capable of undergoing oxidation-reduction processes.

**Redox-active center**: Specific region facilitating redox activity within complexes.

**Redox-active material**: Material that can store or release electrons during reactions.

**Redox-active ion**: Ion involved in reduction-oxidation interactions and transformations.

**Redox active electrode:** Electrode engaging in electrochemical redoxin activities.