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  • 3 years ago

In which of the following species is it necessary to employ an expanded valence shell to represent the Lewis structure? po4^-3 icl3 sf4 oscl2 clo4^-1 pi3

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  1. justine97
    • 3 years ago
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    The answer would be SF4, or sulfur tetrafluoride. If you draw its Lewis dot structure, you would see that sulfur exceeds the octet rule.

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