return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CBr3Cl (tribromochloromethane)

using model chemistry: CCSD/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD/Def2TZVPP
 hartrees
Energy at 0K-8215.801527
Energy at 298.15K-8215.810114
HF Energy-8214.590911
Nuclear repulsion energy1130.984556
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 CCSD/Def2TZVPP
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 794 794 87.34      
2 A1 344 344 0.00      
3 A1 218 218 0.06      
4 E 733 733 80.54      
4 E 733 733 80.53      
5 E 223 223 0.00      
5 E 223 223 0.00      
6 E 146 146 0.01      
6 E 146 146 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 1780.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 1780.5 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 CCSD/Def2TZVPP
ABC
0.02947 0.02947 0.02140

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.295
Cl2 0.000 0.000 2.059
Br3 0.000 1.824 -0.350
Br4 1.580 -0.912 -0.350
Br5 -1.580 -0.912 -0.350

Atom - Atom Distances (Å)
  C1 Cl2 Br3 Br4 Br5
C11.76351.93501.93501.9350
Cl21.76353.02183.02183.0218
Br31.93503.02183.15963.1596
Br41.93503.02183.15963.1596
Br51.93503.02183.15963.1596

picture of tribromochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Br3 109.487 Cl2 C1 Br4 109.487
Cl2 C1 Br5 109.487 Br3 C1 Br4 109.455
Br3 C1 Br5 109.455 Br4 C1 Br5 109.455
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability