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Homogeneous Catalysts

Edexcel A-level ChemistryTransition MetalsLesson 14 of 21

Homogeneous catalysts are in the same physical state as the reactants. During the course of the reaction an intermediate species is formed. The intermediate then reacts to form the final product.

Diagram

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Key terms in this lesson

activation energy
The minimum energy that colliding particles must have for a reaction to occur.
intermediate
A species formed in one step of a multi-step reaction mechanism and used up in a later step, so it does not appear in the overall equation.

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