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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: CCD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31+G**
 hartrees
Energy at 0K-5278.240394
Energy at 298.15K 
HF Energy-5277.678486
Nuclear repulsion energy481.497618
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 CCD/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3254 3066 0.08      
2 A' 1352 1274 19.44      
3 A' 1110 1046 172.75      
4 A' 638 601 21.94      
5 A' 364 343 0.32      
6 A' 179 169 0.00      
7 A" 1255 1182 90.39      
8 A" 734 691 156.33      
9 A" 304 287 0.53      

Unscaled Zero Point Vibrational Energy (zpe) 4595.0 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 4329.9 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 CCD/6-31+G**
ABC
0.18230 0.04102 0.03425

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.106 0.791 0.000
H2 -0.991 1.415 0.000
F3 1.004 1.583 0.000
Br4 -0.106 -0.292 1.603
Br5 -0.106 -0.292 -1.603

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08311.36361.93401.9340
H21.08312.00282.50272.5027
F31.36362.00282.70452.7045
Br41.93402.50272.70453.2052
Br51.93402.50272.70453.2052

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.344 H2 C1 Br4 108.801
H2 C1 Br5 108.801 F3 C1 Br4 108.971
F3 C1 Br5 108.971 Br4 C1 Br5 111.921
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability