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All results from a given calculation for CBr2ClF (dibromochlorofluoromethane)

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-623.272296
Energy at 298.15K 
HF Energy-622.937740
Nuclear repulsion energy172.510792
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/SDD
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' 923 891 164.82 1.52 0.73 0.85
2 A' 729 704 164.66 3.28 0.68 0.81
3 A' 405 391 1.25 8.00 0.08 0.15
4 A' 316 305 0.38 5.33 0.72 0.84
5 A' 254 245 0.19 10.87 0.31 0.47
6 A' 160 155 0.21 6.58 0.71 0.83
7 A" 725 700 205.58 1.58 0.75 0.86
8 A" 289 279 0.71 4.55 0.75 0.86
9 A" 188 182 0.01 6.01 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 1994.5 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 1925.3 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/SDD
ABC
0.05787 0.03349 0.02570

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.127 0.486 0.000
F2 -1.346 1.259 0.000
Cl3 1.279 1.720 0.000
Br4 -0.127 -0.621 1.658
Br5 -0.127 -0.621 -1.658

Atom - Atom Distances (Å)
  C1 F2 Cl3 Br4 Br5
C11.44301.86991.99411.9941
F21.44302.66452.78732.7873
Cl31.86992.66453.19473.1947
Br41.99412.78733.19473.3162
Br51.99412.78733.19473.3162

picture of dibromochlorofluoromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 106.366 F2 C1 Br4 107.293
F2 C1 Br5 107.293 Cl3 C1 Br4 111.500
Cl3 C1 Br5 111.500 Br4 C1 Br5 112.510
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability