Chemistry A-Level
short residence time
What short residence time means in Chemistry A-Level, as defined for AQA.
Definition of short residence time
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Reference: AQA
Deliberately around one second, because the products are more reactive than the feedstock and would otherwise react further.
Topics that use short residence time
- Modification of alkanes by cracking (AQA A-Level)
Related terms
- alkene products
- alkene rich products
- aromatic hydrocarbons
- balanced cracking equations
- breaking C–C bonds
- high temperature and pressure
- motor fuels
- slight pressure and high temperature
Using short residence time in the exam
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