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Q.
Which of the following is known as freon which is used as a refrigerant?
Haloalkanes and Haloarenes
Solution:
$CCl _{2} F _{2}$ is known as freon.
It is called dichloro difluoro methane.
It is chloro fluoro carbon (CFC) used in refrigerator.
Its use causes ozone depletion.
Other examples of $CFCs$ include trichloro fluoro $mthane CCl _{3} F$ and chloro difluoro methane $CHClF _{2}$.