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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: MP3=FULL/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-5278.899246
Energy at 298.15K 
HF Energy-5278.009731
Nuclear repulsion energy492.023611
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/6-31G(2df,p)
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' 3239 3239 0.48      
2 A' 1382 1382 13.36      
3 A' 1174 1174 138.85      
4 A' 665 665 17.29      
5 A' 382 382 0.38      
6 A' 187 187 0.01      
7 A" 1260 1260 64.56      
8 A" 787 787 139.35      
9 A" 320 320 0.57      

Unscaled Zero Point Vibrational Energy (zpe) 4697.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 4697.9 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/6-31G(2df,p)
ABC
0.18927 0.04295 0.03581

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.103 0.775 0.000
H2 -0.995 1.387 0.000
F3 0.981 1.557 0.000
Br4 -0.103 -0.286 1.566
Br5 -0.103 -0.286 -1.566

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08191.33631.89171.8917
H21.08191.98282.45942.4594
F31.33631.98282.65032.6503
Br41.89172.45942.65033.1322
Br51.89172.45942.65033.1322

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.712 H2 C1 Br4 108.512
H2 C1 Br5 108.512 F3 C1 Br4 109.163
F3 C1 Br5 109.163 Br4 C1 Br5 111.757
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability