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

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-3527.816815
Energy at 298.15K-3527.821273
HF Energy-3527.276466
Nuclear repulsion energy393.932967
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 MP3/6-31G*
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' 3271 3070 0.35      
2 A' 1252 1176 37.29      
3 A' 771 723 101.00      
4 A' 621 583 20.82      
5 A' 345 324 0.47      
6 A' 233 218 0.02      
7 A" 1322 1240 24.23      
8 A" 834 783 119.06      
9 A" 227 213 0.13      

Unscaled Zero Point Vibrational Energy (zpe) 4437.7 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 4165.2 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 MP3/6-31G*
ABC
0.10871 0.06029 0.03985

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.681 -0.140 0.000
H2 -1.576 0.470 0.000
Br3 0.823 1.107 0.000
Cl4 -0.681 -1.129 1.461
Cl5 -0.681 -1.129 -1.461

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.08321.95441.76361.7636
H21.08322.48192.34332.3433
Br31.95442.48193.06523.0652
Cl41.76362.34333.06522.9214
Cl51.76362.34333.06522.9214

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 106.000 H2 C1 Cl4 108.423
H2 C1 Cl5 108.423 Br3 C1 Cl4 110.959
Br3 C1 Cl5 110.959 Cl4 C1 Cl5 111.839
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability