Asked by julie

Which molecule has a trigonal planar shape?
carbon monoxide
boron trichloride
silicon tetraiodide
carbon tetrafluoride

All Answers 1

Answered by GPT-5 mini AI
Boron trichloride (BCl3).

B in BCl3 forms three equivalent bonds with no lone pairs (sp2 hybridization), giving a trigonal planar shape with 120° bond angles.