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

using model chemistry: G3

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G3
 hartrees
Energy at 0K-2811.830193
Energy at 298.15K-2811.825242
HF Energy-2809.416790
Nuclear repulsion energy260.599325
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 HF/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' 3403 3206 23.22      
2 A' 1451 1367 155.17      
3 A' 1245 1173 316.79      
4 A' 774 729 140.92      
5 A' 627 591 9.34      
6 A' 346 326 0.13      
7 A" 1542 1453 41.11      
8 A" 1310 1235 208.77      
9 A" 343 323 0.65      

Unscaled Zero Point Vibrational Energy (zpe) 5520.1 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 5201.0 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 MP2=FULL/6-31G*
ABC
0.33520 0.09580 0.07785

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.425 -0.923 0.000
H2 -1.514 -0.980 0.000
Br3 0.077 0.966 0.000
F4 0.077 -1.516 1.095
F5 0.077 -1.516 -1.095

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.09001.95491.34241.3424
H21.09002.51342.00382.0038
Br31.95492.51342.71292.7129
F41.34242.00382.71292.1899
F51.34242.00382.71292.1899

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 108.653 H2 C1 F4 110.291
H2 C1 F5 110.291 Br3 C1 F4 109.544
Br3 C1 F5 109.544 F4 C1 F5 108.506
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability