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All results from a given calculation for CHBrCl2 (Methane, bromodichloro-)

using model chemistry: QCISD(T)/aug-cc-pVDZ

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)/aug-cc-pVDZ
 hartrees
Energy at 0K-3530.474181
Energy at 298.15K 
HF Energy-3529.829903
Nuclear repulsion energy391.278734
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)/aug-cc-pVDZ
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' 3170 3100        
2 A' 1192 1166        
3 A' 729 713        
4 A' 607 593        
5 A' 330 322        
6 A' 224 219        
7 A" 1221 1194        
8 A" 766 749        
9 A" 218 213        

Unscaled Zero Point Vibrational Energy (zpe) 4228.6 cm-1
Scaled (by 0.9778) Zero Point Vibrational Energy (zpe) 4134.7 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)/aug-cc-pVDZ
ABC
0.10675 0.05965 0.03935

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.681 -0.127 0.000
H2 -1.597 0.475 0.000
Br3 0.824 1.114 0.000
Cl4 -0.681 -1.139 1.474
Cl5 -0.681 -1.139 -1.474

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.09571.95121.78761.7876
H21.09572.50422.36952.3695
Br31.95122.50423.08453.0845
Cl41.78762.36953.08452.9471
Cl51.78762.36953.08452.9471

picture of Methane, bromodichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Br3 107.184 H2 C1 Cl4 108.121
H2 C1 Cl5 108.121 Br3 C1 Cl4 111.099
Br3 C1 Cl5 111.099 Cl4 C1 Cl5 111.045
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability