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

using model chemistry: QCISD/cc-pVTZ-PP

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-PP
 hartrees
Energy at 0K-914.687363
Energy at 298.15K 
HF Energy-914.065616
Nuclear repulsion energy169.155991
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-PP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3154 3154 5.09      
2 A' 1477 1477 0.02      
3 A' 1274 1274 54.56      
4 A' 775 775 84.82      
5 A' 637 637 18.63      
6 A' 231 231 0.24      
7 A" 3233 3233 0.10      
8 A" 1169 1169 0.02      
9 A" 870 870 2.18      

Unscaled Zero Point Vibrational Energy (zpe) 6409.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 6409.9 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 QCISD/cc-pVTZ-PP
ABC
0.98614 0.07075 0.06686

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.020 0.000
Br2 0.840 -0.715 0.000
Cl3 -1.767 0.931 0.000
H4 0.320 1.535 0.895
H5 0.320 1.535 -0.895

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.92691.76951.08141.0814
Br21.92693.08292.47662.4766
Cl31.76953.08292.35032.3503
H41.08142.47662.35031.7897
H51.08142.47662.35031.7897

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 112.964 Br2 C1 H4 107.472
Br2 C1 H5 107.472 Cl3 C1 H4 108.645
Cl3 C1 H5 108.645 H4 C1 H5 111.687
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability