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Coupled Reactions

Definition

Coupled reactions are a pair of chemical reactions in which one provides the energy that drives the other.

Analogy

Think of coupled reactions like a team relay race. The first runner (reaction) passes on the baton (energy) to the second runner, enabling them to complete their part of the race.

Related terms

Exothermic Reaction: A reaction that releases heat into its surroundings.

Endothermic Reaction: A reaction that absorbs heat from its surroundings.

Energy Transfer: The process by which energy is relocated from one system to another, such as in coupled reactions.

"Coupled Reactions" appears in:

Practice Questions (1)

  • Which of the following is true about the relationship between coupled reactions and ATP hydrolysis?


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AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.