1.

Among the fluorides below, the one which does not exist is [NCERT 1977; CPMT 1988]

A. \[Xe{{F}_{4}}\]
B. \[He{{F}_{4}}\]
C. \[S{{F}_{4}}\]
D. \[C{{F}_{4}}\]
Answer» C. \[S{{F}_{4}}\]


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