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All results from a given calculation for CBr2Cl2 (dibromodichloromethane)

using model chemistry: CCD/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 CCD/cc-pVTZ
 hartrees
Energy at 0K-6102.827932
Energy at 298.15K-6102.833905
HF Energy-6101.795955
Nuclear repulsion energy850.186255
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 CCD/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 790 738 101.37      
2 A1 395 369 0.05      
3 A1 251 234 0.00      
4 A1 159 149 0.02      
5 A2 180 168 0.00      
6 B1 747 697 96.44      
7 B1 239 223 0.00      
8 B2 820 765 100.09      
9 B2 272 254 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 1926.1 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 1798.4 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 CCD/cc-pVTZ
ABC
0.04561 0.03121 0.02726

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.394
Cl2 0.000 1.444 1.416
Cl3 0.000 -1.444 1.416
Br4 1.581 0.000 -0.722
Br5 -1.581 0.000 -0.722

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 Br4 Br5
C11.76861.76861.93511.9351
Cl21.76862.88723.02533.0253
Cl31.76862.88723.02533.0253
Br41.93513.02533.02533.1618
Br51.93513.02533.02533.1618

picture of dibromodichloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 109.424 Cl2 C1 Br4 109.460
Cl2 C1 Br5 109.460 Cl3 C1 Br4 109.460
Cl3 C1 Br5 109.460 Br4 C1 Br5 109.563
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability