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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-5278.238552
Energy at 298.15K 
HF Energy-5277.641446
Nuclear repulsion energy481.945425
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=FULL/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' 3248 3035 1.98 72.00 0.26 0.41
2 A' 1353 1264 22.21 4.88 0.74 0.85
3 A' 1136 1061 160.12 1.78 0.72 0.84
4 A' 634 593 23.63 9.37 0.10 0.18
5 A' 359 335 0.47 4.25 0.19 0.32
6 A' 181 169 0.01 3.27 0.47 0.64
7 A" 1234 1153 92.78 3.11 0.75 0.86
8 A" 723 675 177.81 4.52 0.75 0.86
9 A" 300 280 0.01 2.19 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4583.4 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 4282.7 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
0.18148 0.04120 0.03433

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 -0.104 0.797 0.000
H2 -1.009 1.393 0.000
F3 0.990 1.596 0.000
Br4 -0.104 -0.293 1.599
Br5 -0.104 -0.293 -1.599

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08331.35451.93551.9355
H21.08332.00862.49382.4938
F31.35452.00862.70622.7062
Br41.93552.49382.70623.1985
Br51.93552.49382.70623.1985

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 110.467 H2 C1 Br4 108.050
H2 C1 Br5 108.050 F3 C1 Br4 109.411
F3 C1 Br5 109.411 Br4 C1 Br5 111.437
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability