Question
A single bar in a molecule structure represents...
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a shared pair of electrons.
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three valence electrons.
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a single valence electron.
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an unshared pair of electrons.
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a shared pair of electrons.
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three valence electrons.
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a single valence electron.
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an unshared pair of electrons.
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Answers
GPT-4o mini
A single bar in a molecular structure represents **a shared pair of electrons**. This is commonly seen in covalent bonds, where two atoms share one or more pairs of electrons to form a bond between them.