Chemistry A-Level
intermediate species
What intermediate species means in Chemistry A-Level, as defined for AQA.
Definition of intermediate species
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Reference: AQA
The species formed between the first and second steps, when the catalyst is consumed in the first step and regenerated in the second.
Topics that use intermediate species
- Catalysts (A-level only) (AQA A-Level)
Related terms
- active sites
- autocatalysis
- catalyst
- catalytic converters
- economic consequences
- Haber process
- ion repulsion and high activation energy
- iron catalyst
Using intermediate species in the exam
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