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All results from a given calculation for CBr3Cl (tribromochloromethane)

using model chemistry: G2

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at G2
 hartrees
Energy at 0K-8215.486893
Energy at 298.15K-8215.479469
HF Energy-8206.969858
Nuclear repulsion energy1131.724262
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 HF/6-31G*
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 863 813 106.62      
2 A1 361 340 0.02      
3 A1 233 220 0.01      
4 E 774 729 97.57      
4 E 774 729 97.57      
5 E 239 225 0.00      
5 E 239 225 0.00      
6 E 162 152 0.00      
6 E 162 152 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 1903.3 cm-1
Scaled (by 0.9422) Zero Point Vibrational Energy (zpe) 1793.3 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/6-31G*
ABC
0.02926 0.02926 0.02132

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.316
Cl2 0.000 0.000 2.072
Br3 0.000 1.828 -0.354
Br4 1.583 -0.914 -0.354
Br5 -1.583 -0.914 -0.354

Atom - Atom Distances (Å)
  C1 Cl2 Br3 Br4 Br5
C11.75541.94661.94661.9466
Cl21.75543.03703.03703.0370
Br31.94663.03703.16563.1656
Br41.94663.03703.16563.1656
Br51.94663.03703.16563.1656

picture of tribromochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Br3 109.777 Cl2 C1 Br4 109.777
Cl2 C1 Br5 109.777 Br3 C1 Br4 109.163
Br3 C1 Br5 109.163 Br4 C1 Br5 109.163
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability