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

using model chemistry: MP4/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP4/6-311+G(3df,2p)
 hartrees
Energy at 0K-3071.513231
Energy at 298.15K-3071.518514
HF Energy-3070.925254
Nuclear repulsion energy218.338029
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 MP4/6-311+G(3df,2p)
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' 3118 2943        
2 A' 1468 1386        
3 A' 1264 1193        
4 A' 764 721        
5 A' 625 590        
6 A' 230 217        
7 A" 3200 3020        
8 A" 1163 1098        
9 A" 863 815        

Unscaled Zero Point Vibrational Energy (zpe) 6347.6 cm-1
Scaled (by 0.9438) Zero Point Vibrational Energy (zpe) 5990.9 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 MP4/6-311+G(3df,2p)
ABC
0.98092 0.07029 0.06643

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.026 0.000
Br2 0.839 -0.722 0.000
Cl3 -1.766 0.943 0.000
H4 0.324 1.541 0.899
H5 0.324 1.541 -0.899

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.93911.76831.08531.0853
Br21.93913.09202.48862.4886
Cl31.76833.09202.35282.3528
H41.08532.48862.35281.7978
H51.08532.48862.35281.7978

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 112.944 Br2 C1 H4 107.344
Br2 C1 H5 107.344 Cl3 C1 H4 108.705
Cl3 C1 H5 108.705 H4 C1 H5 111.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability