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Pronunciation varies by accent · noun
A type of hydrocarbon with hydrogen replaced by fluorine..
Use perfluoroalkane when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Perfluoroalkane means A type of hydrocarbon with hydrogen replaced by fluorine..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use perfluoroalkane where its definition matches the intended context.
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