Boron Trifluoride, BF₃, Has a Three-Fold Symmetric Planar Equilibrium Geometry

question 14

Multiple Choice

Boron trifluoride, BF₃, has a three-fold symmetric planar equilibrium geometry with a B-F bond length of 1.30 Å. Calculate the moment of inertia for rotation about the three-fold axis of symmetry perpendicular to the molecular plane.

• A) 9.63  10^-19 kg m²
• B) 5.33  10^-46 kg m²
• C) 1.60  10^-45 kg m²
• D) 8.00  10^-46 kg m²

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