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P BLOCK ELEMENTS
Question #43120
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Why is phosphorus trichloride (PCl₃) pyramidal while boron trichloride (BCl₃) is trigonal planar?
A. Phosphorus is larger than boron
B. Chlorine is more electronegative than boron
C. Phosphorus has a lone pair, boron does not
D. Phosphorus forms stronger bonds
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