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

using model chemistry: MP2/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/cc-pVQZ
 hartrees
Energy at 0K-2810.916169
Energy at 298.15K 
HF Energy-2809.892846
Nuclear repulsion energy260.010414
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 MP2/cc-pVQZ
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' 3191 3026 6.82 77.74 0.21 0.35
2 A' 1328 1260 80.26 2.76 0.16 0.27
3 A' 1128 1070 255.64 1.36 0.73 0.84
4 A' 746 708 116.15 11.11 0.17 0.29
5 A' 588 558 5.06 1.98 0.22 0.36
6 A' 335 318 0.05 4.32 0.28 0.43
7 A" 1389 1317 9.01 2.65 0.75 0.86
8 A" 1157 1097 204.97 1.38 0.75 0.86
9 A" 323 306 0.17 1.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 5092.2 cm-1
Scaled (by 0.9484) Zero Point Vibrational Energy (zpe) 4829.4 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/cc-pVQZ
ABC
0.34136 0.09775 0.07938

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.423 -0.897 0.000
H2 -1.504 -0.967 0.000
Br3 0.076 0.953 0.000
F4 0.076 -1.500 1.084
F5 0.076 -1.500 -1.084

Atom - Atom Distances (Å)
  C1 H2 Br3 F4 F5
C11.08361.91621.33681.3368
H21.08362.48671.98901.9890
Br31.91622.48672.68152.6815
F41.33681.98902.68152.1680
F51.33681.98902.68152.1680

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 108.792 H2 C1 F4 110.084
H2 C1 F5 110.084 Br3 C1 F4 109.756
Br3 C1 F5 109.756 F4 C1 F5 108.362
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability