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All results from a given calculation for CH2BrCl (Methane, bromochloro-)

using model chemistry: MP4/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/aug-cc-pVDZ
 hartrees
Energy at 0K-3071.408225
Energy at 298.15K-3071.413483
HF Energy-3070.920729
Nuclear repulsion energy216.396650
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 MP4/6-31G*
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' 3154 3082        
2 A' 1499 1464        
3 A' 1297 1267        
4 A' 771 753        
5 A' 609 595        
6 A' 233 227        
7 A" 3241 3166        
8 A" 1188 1161        
9 A" 873 853        

Unscaled Zero Point Vibrational Energy (zpe) 6432.4 cm-1
Scaled (by 0.9769) Zero Point Vibrational Energy (zpe) 6283.9 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 MP4/aug-cc-pVDZ
ABC
0.95815 0.06910 0.06529

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.035 0.000
Br2 0.851 -0.723 0.000
Cl3 -1.789 0.940 0.000
H4 0.320 1.554 0.912
H5 0.320 1.554 -0.912

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.95251.79131.09731.0973
Br21.95253.11912.50922.5092
Cl31.79133.11912.37852.3785
H41.09732.50922.37851.8245
H51.09732.50922.37851.8245

picture of Methane, bromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Br2 C1 Cl3 112.774 Br2 C1 H4 107.374
Br2 C1 H5 107.374 Cl3 C1 H4 108.453
Cl3 C1 H5 108.453 H4 C1 H5 112.483
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability