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

using model chemistry: QCISD/6-311G*

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/6-311G*
 hartrees
Energy at 0K-3071.340399
Energy at 298.15K-3071.345701
HF Energy-3070.905308
Nuclear repulsion energy217.565279
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/6-311G*
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' 3141 3007 9.04      
2 A' 1489 1425 0.32      
3 A' 1318 1262 62.89      
4 A' 776 743 91.59      
5 A' 626 599 21.74      
6 A' 235 225 0.17      
7 A" 3219 3082 0.29      
8 A" 1204 1153 0.06      
9 A" 881 844 5.17      

Unscaled Zero Point Vibrational Energy (zpe) 6444.7 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 6170.1 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 QCISD/6-311G*
ABC
0.98615 0.06959 0.06583

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.024 0.000
Br2 0.841 -0.728 0.000
Cl3 -1.771 0.956 0.000
H4 0.328 1.542 0.898
H5 0.328 1.542 -0.898

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.94361.77231.08721.0872
Br21.94363.10782.49452.4945
Cl31.77233.10782.35692.3569
H41.08722.49452.35691.7959
H51.08722.49452.35691.7959

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 113.437 Br2 C1 H4 107.390
Br2 C1 H5 107.390 Cl3 C1 H4 108.643
Cl3 C1 H5 108.643 H4 C1 H5 111.372
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability