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All results from a given calculation for CHClBr2 (Methane, dibromochloro-)

using model chemistry: CCD/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 CCD/cc-pVDZ
 hartrees
Energy at 0K-5643.265548
Energy at 298.15K-5643.272685
HF Energy-5642.698817
Nuclear repulsion energy572.448949
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 CCD/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' 3211 3072 0.14      
2 A' 1237 1183 23.37      
3 A' 791 757 98.59      
4 A' 579 554 4.80      
5 A' 286 274 0.07      
6 A' 172 165 0.01      
7 A" 1197 1146 38.94      
8 A" 702 672 88.59      
9 A" 206 198 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 4191.1 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 4009.6 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 CCD/cc-pVDZ
ABC
0.08196 0.04067 0.02773

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.233 0.599 0.000
H2 -1.172 1.164 0.000
Cl3 1.111 1.757 0.000
Br4 -0.233 -0.495 1.609
Br5 -0.233 -0.495 -1.609

Atom - Atom Distances (Å)
  C1 H2 Cl3 Br4 Br5
C11.09571.77471.94481.9448
H21.09572.35892.49382.4938
Cl31.77472.35893.07643.0764
Br41.94482.49383.07643.2171
Br51.94482.49383.07643.2171

picture of Methane, dibromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Cl3 108.191 H2 C1 Br4 106.862
H2 C1 Br5 106.862 Cl3 C1 Br4 111.521
Cl3 C1 Br5 111.521 Br4 C1 Br5 111.599
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability