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Lone pairs (and bond pairs) on the central atom of BrF3

The same question, asked 2 times: 4 May 2023 S2*, 17 Apr 2026 S2. Every wording below, oldest first.

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  1. Question 1

    4 May 2023 S2

    60
    What is the number of lone pair of electrons on central halogen atom in BrF₃?

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  2. Question 2

    17 Apr 2026 S2

    4
    Identify the number of lone pair and bond pair electrons present in the valence shell of central atom in BrF3\mathrm{BrF_3}.

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