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

using model chemistry: QCISD(T)/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(T)/6-311G*
 hartrees
Energy at 0K-3071.353085
Energy at 298.15K-3071.358366
HF Energy-3070.905152
Nuclear repulsion energy217.016414
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(T)/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' 3121 3005        
2 A' 1477 1422        
3 A' 1305 1257        
4 A' 760 732        
5 A' 615 592        
6 A' 232 223        
7 A" 3200 3081        
8 A" 1192 1148        
9 A" 873 840        

Unscaled Zero Point Vibrational Energy (zpe) 6387.3 cm-1
Scaled (by 0.9628) Zero Point Vibrational Energy (zpe) 6149.6 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(T)/6-311G*
ABC
0.98230 0.06922 0.06548

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.027 0.000
Br2 0.843 -0.730 0.000
Cl3 -1.775 0.959 0.000
H4 0.328 1.544 0.900
H5 0.328 1.544 -0.900

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.94901.77631.08871.0887
Br21.94903.11602.49942.4994
Cl31.77633.11602.36132.3613
H41.08872.49942.36131.8003
H51.08872.49942.36131.8003

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 113.454 Br2 C1 H4 107.317
Br2 C1 H5 107.317 Cl3 C1 H4 108.624
Cl3 C1 H5 108.624 H4 C1 H5 111.546
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability