Compounds containing C-H bonds, such as hydrochlorofluorocarbons (HCFCs) and hydrofluorocarbons (HFCs), have been developed as substitutes for CFCs. These compounds are less harmful to the ozone layer because they contain hydrogen, which makes them susceptible to destruction in the atmosphere.

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Substitutes for CFCs

Question 111

Multiple Choice

A) contain C-H bonds that make these compounds susceptible to destruction.
B) contain embedded O₃ molecules to replace those being destroyed.
C) contain chlorine atoms that can react with oxygen to lead to formation of ozone.
D) None of the.

Correct Answer: