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All results from a given calculation for CHBr2F (dibromofluoromethane)

using model chemistry: MP2=FULL/TZVP

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/TZVP
 hartrees
Energy at 0K-5283.703068
Energy at 298.15K 
HF Energy-5282.740297
Nuclear repulsion energy481.408422
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/TZVP
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' 3218 3066 0.67 75.58 0.24 0.39
2 A' 1354 1290 21.44 4.68 0.75 0.86
3 A' 1106 1053 196.84 1.63 0.74 0.85
4 A' 638 607 24.14 8.83 0.14 0.24
5 A' 367 350 0.37 4.21 0.25 0.40
6 A' 174 166 0.00 4.25 0.53 0.69
7 A" 1234 1176 99.36 2.17 0.75 0.86
8 A" 733 698 185.97 6.44 0.75 0.86
9 A" 306 291 0.04 2.83 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 4564.2 cm-1
Scaled (by 0.9527) Zero Point Vibrational Energy (zpe) 4348.3 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/TZVP
ABC
0.18375 0.04082 0.03412

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.102 0.783 0.000
H2 -1.007 1.379 0.000
F3 0.977 1.593 0.000
Br4 -0.102 -0.292 1.607
Br5 -0.102 -0.292 -1.607

Atom - Atom Distances (Å)
  C1 H2 F3 Br4 Br5
C11.08281.34951.93341.9334
H21.08281.99492.48832.4883
F31.34951.99492.70202.7020
Br41.93342.48832.70203.2141
Br51.93342.48832.70203.2141

picture of dibromofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 109.720 H2 C1 Br4 107.816
H2 C1 Br5 107.816 F3 C1 Br4 109.498
F3 C1 Br5 109.498 Br4 C1 Br5 112.441
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability