Chemistry A-Level
Overall balanced equation
What Overall balanced equation means in Chemistry A-Level, as defined for OCR.
Definition of Overall balanced equation
Check what you remember
Read the wording for your board, then hide it and explain Overall balanced equation in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Shows the net change, so any species in it but absent from the rate equation must enter in a fast step after the slow step.
Topics that use Overall balanced equation
- 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 Overall balanced equation in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Chemistry questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Chemistry A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge