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All results from a given calculation for CBr3Cl (tribromochloromethane)

using model chemistry: MP2/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP2/6-311G*
 hartrees
Energy at 0K-8215.101827
Energy at 298.15K-8215.110387
HF Energy-8214.436175
Nuclear repulsion energy1124.617166
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 MP2/6-311G*
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 783 744 124.13      
2 A1 341 324 0.04      
3 A1 219 208 0.11      
4 E 703 668 107.09      
4 E 703 668 107.09      
5 E 226 215 0.13      
5 E 226 215 0.13      
6 E 147 140 0.01      
6 E 147 140 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1747.5 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 1660.6 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 MP2/6-311G*
ABC
0.02915 0.02915 0.02115

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.303
Cl2 0.000 0.000 2.068
Br3 0.000 1.835 -0.352
Br4 1.589 -0.917 -0.352
Br5 -1.589 -0.917 -0.352

Atom - Atom Distances (Å)
  C1 Cl2 Br3 Br4 Br5
C11.76541.94831.94831.9483
Cl21.76543.03743.03743.0374
Br31.94833.03743.17803.1780
Br41.94833.03743.17803.1780
Br51.94833.03743.17803.1780

picture of tribromochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Br3 109.651 Cl2 C1 Br4 109.651
Cl2 C1 Br5 109.651 Br3 C1 Br4 109.291
Br3 C1 Br5 109.291 Br4 C1 Br5 109.291
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability