We’re being asked to draw a Lewis structure for BrF5. We first need to determine the total number of valence electrons present in the molecule:
Group Valence Electrons
Br 7A 1 × 7 e– = 7 e–
F 7A 5 × 7 e– = 35 e–
Total: 42 valence e–
Make a sketch of BrF5.
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Our tutors have indicated that to solve this problem you will need to apply the Lewis Dot Structure concept. You can view video lessons to learn Lewis Dot Structure. Or if you need more Lewis Dot Structure practice, you can also practice Lewis Dot Structure practice problems.