Practice question
Question
The number of lone pairs on bromine in BrF₃ is:
Explanation
In BrF₃, bromine has 7 valence electrons and forms 3 single bonds (6 electrons used), leaving 4 electrons as 2 lone pairs. With sp³d hybridization, the 5 electron pairs (3 bonding, 2 lone) result in a T-shaped molecular geometry.
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