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 CBrCl3 (Methane, bromotrichloro-)

using model chemistry: QCISD/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at QCISD/aug-cc-pVDZ
 hartrees
Energy at 0K-3989.506704
Energy at 298.15K-3989.510007
HF Energy-3988.730888
Nuclear repulsion energy614.053250
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 QCISD/aug-cc-pVDZ
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 758 734 114.08      
2 A1 430 417 0.07      
3 A1 255 247 0.02      
4 E 802 777 112.46      
4 E 802 777 112.45      
5 E 303 294 0.07      
5 E 303 294 0.07      
6 E 198 192 0.01      
6 E 198 192 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 2024.8 cm-1
Scaled (by 0.9687) Zero Point Vibrational Energy (zpe) 1961.4 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 QCISD/aug-cc-pVDZ
ABC
0.05665 0.03796 0.03796

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.414
Br2 0.000 0.000 1.540
Cl3 0.000 1.684 -1.008
Cl4 1.459 -0.842 -1.008
Cl5 -1.459 -0.842 -1.008

Atom - Atom Distances (Å)
  C1 Br2 Cl3 Cl4 Cl5
C11.95351.78621.78621.7862
Br21.95353.05463.05463.0546
Cl31.78623.05462.91722.9172
Cl41.78623.05462.91722.9172
Cl51.78623.05462.91722.9172

picture of Methane, bromotrichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 109.449 Br2 C1 Cl4 109.449
Br2 C1 Cl5 109.449 Cl3 C1 Cl4 109.493
Cl3 C1 Cl5 109.493 Cl4 C1 Cl5 109.493
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability