Q.

‘Freon' used as refrigerants is chemically known as -

A. chlorinated hydrocarbon
B. fluorinated hydrocarbon
C. chlorofluoro hydrocarbon
D. fluorinated aromatic compound
Answer» C. chlorofluoro hydrocarbon
Explanation: In addition to fluorine and carbon, Freons often contain hydrogen, chlorine, or bromine. Thus, Freons are types of chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), and related compounds.
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