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All results from a given calculation for CHBrCl2 (Methane, bromodichloro-)

using model chemistry: QCISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-31G*
 hartrees
Energy at 0K-3527.823058
Energy at 298.15K-3527.827497
HF Energy-3527.276315
Nuclear repulsion energy393.364479
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/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 A' 3227 3073 0.05      
2 A' 1241 1182 38.12      
3 A' 762 726 101.81      
4 A' 616 586 20.72      
5 A' 342 326 0.45      
6 A' 231 220 0.02      
7 A" 1309 1246 24.78      
8 A" 824 785 119.93      
9 A" 225 215 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 4388.0 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 4178.7 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/6-31G*
ABC
0.10835 0.06014 0.03974

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.682 -0.140 0.000
H2 -1.579 0.473 0.000
Br3 0.825 1.108 0.000
Cl4 -0.682 -1.130 1.463
Cl5 -0.682 -1.130 -1.463

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08641.95681.76661.7666
H21.08642.48692.34832.3483
Br31.95682.48693.06933.0693
Cl41.76662.34833.06932.9262
Cl51.76662.34833.06932.9262

picture of Methane, bromodichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 106.048 H2 C1 Cl4 108.426
H2 C1 Cl5 108.426 Br3 C1 Cl4 110.938
Br3 C1 Cl5 110.938 Cl4 C1 Cl5 111.832
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability