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

using model chemistry: CISD/Def2TZVPP

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/Def2TZVPP
 hartrees
Energy at 0K-3071.543190
Energy at 298.15K-3071.548540
HF Energy-3070.967130
Nuclear repulsion energy220.375815
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/Def2TZVPP
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' 3248 3248 4.21      
2 A' 1526 1526 0.01      
3 A' 1326 1326 58.56      
4 A' 808 808 90.28      
5 A' 664 664 18.97      
6 A' 240 240 0.27      
7 A" 3329 3329 0.46      
8 A" 1215 1215 0.01      
9 A" 899 899 2.38      

Unscaled Zero Point Vibrational Energy (zpe) 6627.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6627.3 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/Def2TZVPP
ABC
1.00175 0.07154 0.06762

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.014 0.000
Br2 0.833 -0.714 0.000
Cl3 -1.753 0.932 0.000
H4 0.320 1.526 0.888
H5 0.320 1.526 -0.888

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.91781.75511.07381.0738
Br21.91783.06552.46332.4633
Cl31.75513.06552.33242.3324
H41.07382.46332.33241.7754
H51.07382.46332.33241.7754

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 113.080 Br2 C1 H4 107.474
Br2 C1 H5 107.474 Cl3 C1 H4 108.670
Cl3 C1 H5 108.670 H4 C1 H5 111.510
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability