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All results from a given calculation for CF3Br (Bromotrifluoromethane)

using model chemistry: MP2=FULL/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2=FULL/6-31G*
 hartrees
Energy at 0K-2906.856292
Energy at 298.15K-2906.860661
HF Energy-2906.063586
Nuclear repulsion energy366.406703
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 MP2=FULL/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1112 1048 510.09      
2 A1 759 715 50.94      
3 A1 351 330 0.29      
4 E 1277 1203 262.26      
4 E 1277 1203 262.26      
5 E 543 512 2.45      
5 E 543 512 2.45      
6 E 308 290 0.04      
6 E 308 290 0.04      

Unscaled Zero Point Vibrational Energy (zpe) 3239.3 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 3052.1 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/6-31G*
ABC
0.18846 0.06931 0.06931

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.824
Br2 0.000 0.000 1.123
F3 0.000 1.254 -1.273
F4 1.086 -0.627 -1.273
F5 -1.086 -0.627 -1.273

Atom - Atom Distances (Å)
  C1 Br2 F3 F4 F5
C11.94771.33131.33131.3313
Br21.94772.70422.70422.7042
F31.33132.70422.17122.1712
F41.33132.70422.17122.1712
F51.33132.70422.17122.1712

picture of Bromotrifluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 F3 109.681 Br2 C1 F4 109.681
Br2 C1 F5 109.681 F3 C1 F4 109.261
F3 C1 F5 109.261 F4 C1 F5 109.261
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability