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All results from a given calculation for CH2BrF (Methane, bromofluoro-)

using model chemistry: MP3/6-31+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 MP3/6-31+G**
 hartrees
Energy at 0K-2708.814185
Energy at 298.15K-2708.819654
HF Energy-2708.366469
Nuclear repulsion energy164.620292
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 MP3/6-31+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' 3216 2992 13.49      
2 A' 1550 1442 0.18      
3 A' 1397 1300 72.17      
4 A' 1114 1037 185.11      
5 A' 662 616 61.20      
6 A' 318 296 0.97      
7 A" 3307 3077 2.98      
8 A" 1279 1190 3.82      
9 A" 979 911 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 6910.2 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 6429.9 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 MP3/6-31+G**
ABC
1.32245 0.12431 0.11620

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.523 -1.114 0.000
F2 -0.591 -1.915 0.000
Br3 0.000 0.758 0.000
H4 1.090 -1.300 0.904
H5 1.090 -1.300 -0.904

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.37271.94351.08271.0827
F21.37272.73772.00532.0053
Br31.94352.73772.49782.4978
H41.08272.00532.49781.8073
H51.08272.00532.49781.8073

picture of Methane, bromofluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Br3 110.095 F2 C1 H4 108.939
F2 C1 H5 108.939 Br3 C1 H4 107.843
Br3 C1 H5 107.843 H4 C1 H5 113.157
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability