Chemistry A-Level
Rate equation and orders
What Rate equation and orders means in Chemistry A-Level, as defined for OCR.
Definition of Rate equation and orders
Check what you remember
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Reference: OCR
Species that appear in the slow step as reactants before the rate-determining step contribute to the rate equation, with order equal to their number of particles in that step.
Topics that use Rate equation and orders
- How fast? (OCR A-Level)
Related terms
- Calculating rate and concentration from the rate equation
- Colorimetry
- Concentration–time graphs
- Constant half-life
- continuous monitoring
- Controlled comparison of experiments
- Deducing order from initial-rate data
- Deducing order with respect to a reactant
Using Rate equation and orders in the exam
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