freon

Question

Freons (CFCs) are:

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**Freons** are poly-chlorofluorinated derivatives of methane and ethane.
- Most common member: **Freon-12 ($CCl_2F_2$)**.
- Properties: Extremely stable, non-toxic, non-corrosive, and easily liquefiable. This made them ideal for **refrigeration**, air conditioning, and as aerosol propellants.
- Environmental Issue: They migrate to the stratosphere, where they are dissociated by UV rays to release **Chlorine free radicals ($Cl^.$)**. These radicals act as catalysts to destroy the **Ozone Layer**.

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freon

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