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

using model chemistry: QCISD/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 QCISD/6-31G
 hartrees
Energy at 0K-3068.420399
Energy at 298.15K-3068.425554
HF Energy-3068.220338
Nuclear repulsion energy210.350540
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 QCISD/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' 3155 3041 4.69      
2 A' 1480 1426 0.26      
3 A' 1275 1229 52.98      
4 A' 653 629 80.65      
5 A' 560 539 17.51      
6 A' 212 204 0.39      
7 A" 3252 3134 0.20      
8 A" 1149 1107 0.01      
9 A" 848 817 4.10      

Unscaled Zero Point Vibrational Energy (zpe) 6291.7 cm-1
Scaled (by 0.9636) Zero Point Vibrational Energy (zpe) 6062.6 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 QCISD/6-31G
ABC
0.89657 0.06520 0.06152

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.066 0.000
Br2 0.891 -0.723 0.000
Cl3 -1.869 0.925 0.000
H4 0.292 1.587 0.911
H5 0.292 1.587 -0.911

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.99891.87421.08941.0894
Br21.99893.21442.55482.5548
Cl31.87423.21442.43652.4365
H41.08942.55482.43651.8223
H51.08942.55482.43651.8223

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 112.148 Br2 C1 H4 107.989
Br2 C1 H5 107.989 Cl3 C1 H4 107.639
Cl3 C1 H5 107.639 H4 C1 H5 113.520
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability