Chemistry A-Level
termination
What termination means in Chemistry A-Level, as defined for AQA, OCR.
Definitions of termination
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Reference: AQA
A step that joins two radicals to give a non-radical, removing radicals from the system.
The combination of two radicals to form a stable molecule, ending the chain.
Topics that use termination
- Reaction mechanisms (AQA A-Level)
- Alkanes (OCR A-Level)
Related terms
- initiation
- propagation
- Bond angle of about 109.5°
- Consequences for alkane reactivity
- Curly arrow conventions
- Distinguishing σ-bonds from π-bonds
- Effect of branching on boiling point
- Effect of carbon-chain length on boiling point
Using termination in the exam
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