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

using model chemistry: PBEPBEultrafine/aug-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 PBEPBEultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-3073.114430
Energy at 298.15K-3073.119625
HF Energy-3073.114430
Nuclear repulsion energy216.624201
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 PBEPBEultrafine/aug-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' 3052 3018 2.90      
2 A' 1392 1377 0.09      
3 A' 1196 1183 42.92      
4 A' 705 697 101.35      
5 A' 586 579 41.40      
6 A' 217 214 0.16      
7 A" 3132 3097 1.10      
8 A" 1104 1091 0.00      
9 A" 826 817 2.59      

Unscaled Zero Point Vibrational Energy (zpe) 6104.9 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 6036.5 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 PBEPBEultrafine/aug-cc-pVTZ
ABC
0.98286 0.06891 0.06522

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.029 0.000
Br2 0.844 -0.733 0.000
Cl3 -1.776 0.966 0.000
H4 0.330 1.538 0.906
H5 0.330 1.538 -0.906

Atom - Atom Distances (Å)
  C1 Br2 Cl3 H4 H5
C11.95361.77751.09081.0908
Br21.95363.12282.49912.4991
Cl31.77753.12282.36332.3633
H41.09082.49912.36331.8127
H51.09082.49912.36331.8127

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 113.562 Br2 C1 H4 106.901
Br2 C1 H5 106.901 Cl3 C1 H4 108.581
Cl3 C1 H5 108.581 H4 C1 H5 112.386
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.289      
2 Br 0.011      
3 Cl -0.146      
4 H 0.212      
5 H 0.212      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.766 1.315 0.000 1.522
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -39.308 1.257 0.000
y 1.257 -35.519 0.000
z 0.000 0.000 -37.510
Traceless
 xyz
x -2.794 1.257 0.000
y 1.257 2.891 0.000
z 0.000 0.000 -0.097
Polar
3z2-r2-0.193
x2-y2-3.790
xy1.257
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.178 -1.580 0.000
y -1.580 8.089 0.000
z 0.000 0.000 6.321


<r2> (average value of r2) Å2
<r2> 149.569
(<r2>)1/2 12.230