1.

In\[Xe{{F}_{2}},\,\,Xe{{F}_{4}}\] and \[Xe{{F}_{6}}\,,\] the number of lone pairs on Xe are respectively

A. 2, 3, 1
B.               1, 2, 3
C. 4, 1, 2              
D. 3, 2, 1
Answer» E.


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