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All results from a given calculation for CFBr3 (fluorotribromomethane)

using model chemistry: QCISD(T)=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD(T)=FULL/cc-pVTZ
 hartrees
Energy at 0K-7856.019022
Energy at 298.15K 
HF Energy-7854.702307
Nuclear repulsion energy993.791517
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at QCISD(T)=FULL/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD(T)=FULL/cc-pVTZ
ABC
0.03613 0.03613 0.02120

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.429
F2 0.000 0.000 1.769
Br3 0.000 1.833 -0.176
Br4 1.587 -0.916 -0.176
Br5 -1.587 -0.916 -0.176

Atom - Atom Distances (Å)
  C1 F2 Br3 Br4 Br5
C11.33991.93011.93011.9301
F21.33992.67252.67252.6725
Br31.93012.67253.17453.1745
Br41.93012.67253.17453.1745
Br51.93012.67253.17453.1745

picture of fluorotribromomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 108.272 F2 C1 Br4 108.272
F2 C1 Br5 108.272 Br3 C1 Br4 110.644
Br3 C1 Br5 110.644 Br4 C1 Br5 110.644
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability