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

using model chemistry: CISD/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 CISD/6-31G
 hartrees
Energy at 0K-3527.301930
Energy at 298.15K-3527.306217
HF Energy-3527.078572
Nuclear repulsion energy382.025664
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 CISD/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' 3287 3082 0.22      
2 A' 1239 1162 35.59      
3 A' 697 654 101.28      
4 A' 577 541 9.31      
5 A' 314 295 0.51      
6 A' 216 202 0.36      
7 A" 1273 1193 22.31      
8 A" 721 676 115.97      
9 A" 212 199 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 4267.8 cm-1
Scaled (by 0.9378) Zero Point Vibrational Energy (zpe) 4002.3 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 CISD/6-31G
ABC
0.09984 0.05742 0.03746

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.689 -0.119 0.000
H2 -1.604 0.459 0.000
Br3 0.833 1.140 0.000
Cl4 -0.689 -1.166 1.525
Cl5 -0.689 -1.166 -1.525

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08221.97551.84961.8496
H21.08222.53082.40872.4087
Br31.97552.53083.15593.1559
Cl41.84962.40873.15593.0497
Cl51.84962.40873.15593.0497

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 108.142 H2 C1 Cl4 107.586
H2 C1 Cl5 107.586 Br3 C1 Cl4 111.144
Br3 C1 Cl5 111.144 Cl4 C1 Cl5 111.062
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability