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All results from a given calculation for CBr2Cl2 (dibromodichloromethane)

using model chemistry: MP2=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-6103.028328
Energy at 298.15K-6103.034302
HF Energy-6101.797588
Nuclear repulsion energy857.139405
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/aug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 779 741 103.69      
2 A1 398 378 0.05      
3 A1 254 241 0.04      
4 A1 160 153 0.02      
5 A2 181 172 0.00      
6 B1 739 703 99.55      
7 B1 241 229 0.02      
8 B2 805 765 102.28      
9 B2 272 259 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 1913.6 cm-1
Scaled (by 0.9514) Zero Point Vibrational Energy (zpe) 1820.6 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/aug-cc-pVTZ
ABC
0.04624 0.03176 0.02774

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.392
Cl2 0.000 1.434 1.406
Cl3 0.000 -1.434 1.406
Br4 1.566 0.000 -0.717
Br5 -1.566 0.000 -0.717

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 Br4 Br5
C11.75631.75631.91841.9184
Cl21.75632.86713.00243.0024
Cl31.75632.86713.00243.0024
Br41.91843.00243.00243.1317
Br51.91843.00243.00243.1317

picture of dibromodichloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 109.418 Cl2 C1 Br4 109.499
Cl2 C1 Br5 109.499 Cl3 C1 Br4 109.499
Cl3 C1 Br5 109.499 Br4 C1 Br5 109.415
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability