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

using model chemistry: CCSD(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 CCSD(T)/aug-cc-pVDZ
 hartrees
Energy at 0K-3530.473596
Energy at 298.15K-3530.477985
HF Energy-3529.829939
Nuclear repulsion energy391.421643
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 CCSD(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' 3171 3052        
2 A' 1194 1149        
3 A' 731 704        
4 A' 608 585        
5 A' 330 318        
6 A' 224 216        
7 A" 1223 1177        
8 A" 768 739        
9 A" 218 210        

Unscaled Zero Point Vibrational Energy (zpe) 4233.1 cm-1
Scaled (by 0.9625) Zero Point Vibrational Energy (zpe) 4074.4 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 CCSD(T)/aug-cc-pVDZ
ABC
0.10681 0.05970 0.03938

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.681 -0.126 0.000
H2 -1.597 0.475 0.000
Br3 0.824 1.113 0.000
Cl4 -0.681 -1.138 1.473
Cl5 -0.681 -1.138 -1.473

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.09571.95041.78711.7871
H21.09572.50422.36892.3689
Br31.95042.50423.08323.0832
Cl41.78712.36893.08322.9463
Cl51.78712.36893.08322.9463

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 107.235 H2 C1 Cl4 108.109
H2 C1 Cl5 108.109 Br3 C1 Cl4 111.088
Br3 C1 Cl5 111.088 Cl4 C1 Cl5 111.041
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability