Which of the following species has an atom that has an unfilled valence shell of electrons? A)molecular hydrogen, H₂ B)hydroxide anion, HO^- C)boron trifluoride, BF₃ D)water, H₂O

Question

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Boron trifluoride (BF3) has a boron atom with only 6 electrons in its valence shell, making it electron deficient and giving it an unfilled valence shell. The other options all have filled valence shells of electrons.

Which of the Following Species Has an Atom That Has