Question

a redox reaction always involves ​

Answer 1

Answer:

A Redox Reaction Always Involves a Change Oxidation Number.

Explanation:

Redox Reactions Are Comprised Of Two Parts, A Reduced Half And An Oxidized Half, That Always Occur Together. The Reduced Half Gains Electrons And The Oxidation Number Decreases, While The Oxidized Half Loses Electrons And The Oxidation Number Increases.

Answer 2

Explanation:

a redox reaction always involves oxidation and reduction taking place simultaneously...

ALSO

a redox reaction always involves a change in oxidation number........