Multiple choice

The bonding in hypervalent molecules is explained by ------------------- bonds.

  1. a three-centre two-electron bond

  2. the three-centre-four-electron bond

  3. a four-centre two-electron bond

  4. none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The 3-centre-4-electron bond is a model used to explain bonding in hypervalent molecules such as phosphorus pentafluoride, sulfur hexafluoride, the xenon fluorides, and the bifluoride ion.

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