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All results from a given calculation for CHBrF2 (Methane, bromodifluoro-)

using model chemistry: CISD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CISD/6-31G
 hartrees
Energy at 0K-2807.334917
Energy at 298.15K-2807.339797
HF Energy-2806.984948
Nuclear repulsion energy251.792600
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 CISD/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 A' 3280 3076 12.46      
2 A' 1344 1260 107.69      
3 A' 1089 1021 214.29      
4 A' 693 650 108.69      
5 A' 528 495 13.85      
6 A' 308 289 0.43      
7 A" 1392 1305 23.65      
8 A" 1152 1081 165.30      
9 A" 307 288 1.74      

Unscaled Zero Point Vibrational Energy (zpe) 5046.5 cm-1
Scaled (by 0.9378) Zero Point Vibrational Energy (zpe) 4732.6 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 CISD/6-31G
ABC
0.31597 0.09214 0.07453

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.446 -0.920 0.000
H2 -1.525 -1.001 0.000
Br3 0.079 0.981 0.000
F4 0.079 -1.546 1.127
F5 0.079 -1.546 -1.127

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08271.97191.39211.3921
H21.08272.55012.03512.0351
Br31.97192.55012.76672.7667
F41.39212.03512.76672.2546
F51.39212.03512.76672.2546

picture of Methane, bromodifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 109.745 H2 C1 F4 110.005
H2 C1 F5 110.005 Br3 C1 F4 109.454
Br3 C1 F5 109.454 F4 C1 F5 108.153
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability