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

using model chemistry: MP2=FULL/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-3071.735392
Energy at 298.15K-3071.740716
HF Energy-3071.021488
Nuclear repulsion energy220.946112
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 MP2=FULL/aug-cc-pVTZ
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' 3189 3034 2.50      
2 A' 1485 1413 0.08      
3 A' 1274 1212 46.55      
4 A' 788 750 84.85      
5 A' 656 624 16.33      
6 A' 235 223 0.20      
7 A" 3242 3085 1.99      
8 A" 1181 1123 0.01      
9 A" 876 833 2.49      

Unscaled Zero Point Vibrational Energy (zpe) 6463.2 cm-1
Scaled (by 0.9514) Zero Point Vibrational Energy (zpe) 6149.1 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 MP2=FULL/aug-cc-pVTZ
ABC
0.99654 0.07207 0.06808

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.012 0.000
Br2 0.834 -0.706 0.000
Cl3 -1.754 0.917 0.000
H4 0.317 1.526 0.893
H5 0.317 1.526 -0.893

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.90951.75681.07801.0780
Br21.90953.05472.45912.4591
Cl31.75683.05472.33652.3365
H41.07802.45912.33651.7852
H51.07802.45912.33651.7852

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 112.788 Br2 C1 H4 107.513
Br2 C1 H5 107.513 Cl3 C1 H4 108.643
Cl3 C1 H5 108.643 H4 C1 H5 111.785
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability