Use VSEPR theory to decide which one of the following molecules and ions will have a trigonal pyramidal geometry. (The central atom is always first in the formula.) A) PCl₃ B) BF₃ C) SO₃ D) BrF₃ E) CO₃^2-

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PCl₃ has a trigonal pyramidal geometry because the phosphorus atom has three bonding pairs and one lone pair, resulting in a tetrahedral electron pair geometry and a trigonal pyramidal molecular shape.

Use VSEPR Theory to Decide Which One of the Following