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

using model chemistry: QCISD/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-3530.756459
Energy at 298.15K-3530.760898
HF Energy-3529.941954
Nuclear repulsion energy395.474584
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/cc-pVTZ
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 3068 0.53      
2 A' 1224 1170 34.71      
3 A' 766 732 104.98      
4 A' 624 596 10.53      
5 A' 336 321 0.19      
6 A' 226 216 0.07      
7 A" 1258 1202 19.27      
8 A" 807 771 115.73      
9 A" 219 210 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 4335.5 cm-1
Scaled (by 0.9555) Zero Point Vibrational Energy (zpe) 4142.6 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/cc-pVTZ
ABC
0.10911 0.06087 0.04015

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.668 -0.133 0.000
H2 -1.573 0.456 0.000
Br3 0.809 1.109 0.000
Cl4 -0.668 -1.131 1.458
Cl5 -0.668 -1.131 -1.458

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.07951.92961.76711.7671
H21.07952.46992.33742.3374
Br31.92962.46993.05373.0537
Cl41.76712.33743.05372.9162
Cl51.76712.33743.05372.9162

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 106.909 H2 C1 Cl4 107.943
H2 C1 Cl5 107.943 Br3 C1 Cl4 111.314
Br3 C1 Cl5 111.314 Cl4 C1 Cl5 111.203
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability