Multiple choice Which among the following sets of molecules represents the trigonal planar geometry? GaF3, NO3-, NH3, SO32- SO3, GaF3, BF3, IF3 NH3, IF3, BF3, SO32- NO3-, NH3, SO3, IF3 SO3, GaF3, BF3, NO3- Reveal answer Fill a bubble to check yourself E Correct answer Explanation BF3, SO3, GaF3, NO3-: All have trigonal planar geometry.