Chemistry A-Level
chlorine-free replacements
What chlorine-free replacements means in Chemistry A-Level, as defined for AQA.
Definition of chlorine-free replacements
Check what you remember
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Reference: AQA
Alternative compounds developed by chemists that contain no carbon–chlorine bond, so ultraviolet light cannot release a chlorine radical and no catalytic cycle can start.
Topics that use chlorine-free replacements
- Ozone depletion (AQA A-Level)
Related terms
- atmospheric measurements
- catalyst regeneration
- catalytic cycle
- homogeneous catalysis
- hydrofluorocarbons and alkanes
- no C–Cl bond
- overall equation
- protection from harmful radiation
Using chlorine-free replacements in the exam
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