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

using model chemistry: MP3=FULL/cc-pVTZ

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=FULL/cc-pVTZ
 hartrees
Energy at 0K-2711.705454
Energy at 298.15K-2711.710952
HF Energy-2710.974659
Nuclear repulsion energy166.372820
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=FULL/cc-pVTZ
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' 3178 2964 15.17      
2 A' 1544 1440 0.35      
3 A' 1381 1288 50.10      
4 A' 1159 1081 177.13      
5 A' 682 636 53.78      
6 A' 326 304 0.73      
7 A" 3238 3020 4.40      
8 A" 1296 1209 3.27      
9 A" 964 899 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 6884.0 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 6420.0 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=FULL/cc-pVTZ
ABC
1.36666 0.12663 0.11853

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.510 -1.106 0.000
F2 -0.581 -1.898 0.000
Br3 0.000 0.751 0.000
H4 1.085 -1.277 0.895
H5 1.085 -1.277 -0.895

Atom - Atom Distances (Å)
  C1 F2 Br3 H4 H5
C11.34781.92541.07791.0779
F21.34782.71151.99061.9906
Br31.92542.71152.46812.4681
H41.07791.99062.46811.7907
H51.07791.99062.46811.7907

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 110.625 F2 C1 H4 109.794
F2 C1 H5 109.794 Br3 C1 H4 107.123
Br3 C1 H5 107.123 H4 C1 H5 112.325
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability