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

using model chemistry: MP2/SDD

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/SDD
 hartrees
Energy at 0K-511.756596
Energy at 298.15K-511.761776
HF Energy-511.584311
Nuclear repulsion energy75.680463
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/SDD
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' 3147 3038 17.53      
2 A' 1453 1403 1.45      
3 A' 1297 1252 58.41      
4 A' 670 647 80.67      
5 A' 579 559 13.52      
6 A' 215 208 0.36      
7 A" 3259 3145 3.18      
8 A" 1154 1114 0.54      
9 A" 854 825 4.96      

Unscaled Zero Point Vibrational Energy (zpe) 6314.4 cm-1
Scaled (by 0.9653) Zero Point Vibrational Energy (zpe) 6095.3 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 MP2/SDD
ABC
0.90917 0.06435 0.06082

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.060 0.000
Br2 0.893 -0.732 0.000
Cl3 -1.874 0.946 0.000
H4 0.296 1.583 0.914
H5 0.296 1.583 -0.914

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C12.00181.87731.09391.0939
Br22.00183.23592.55942.5594
Cl31.87733.23592.43942.4394
H41.09392.55942.43941.8271
H51.09392.55942.43941.8271

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 113.023 Br2 C1 H4 107.910
Br2 C1 H5 107.910 Cl3 C1 H4 107.425
Cl3 C1 H5 107.425 H4 C1 H5 113.260
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability