question_answer

The number of lone pairs on\[Xe\]in\[Xe{{F}_{2}},Xe{{F}_{4}},\] arid\[Xe{{F}_{5}}\]respectively are

A)  3, 2, 1       

B)  2, 4, 6

C)  1, 2, 3       

D)  6, 4, 2

Correct Answer: A

Solution :

 

\[Xe\]
\[Xe\](First excited state which forms \[Xe{{F}_{2}})\]
\[Xe\](Second excited state which forms \[Xe{{F}_{4}})\]
\[Xe\](third excited state which forms \[Xe{{F}_{6}})\]