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

using model chemistry: LSDA/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/6-31G(2df,p)
 hartrees
Energy at 0K-3525.656017
Energy at 298.15K 
HF Energy-3525.656017
Nuclear repulsion energy400.324216
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 LSDA/6-31G(2df,p)
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' 3088 3039 2.35      
2 A' 1133 1114 21.51      
3 A' 737 725 132.01      
4 A' 624 614 11.94      
5 A' 330 325 0.13      
6 A' 220 216 0.06      
7 A" 1163 1145 14.23      
8 A" 755 743 150.68      
9 A" 213 209 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 4130.7 cm-1
Scaled (by 0.984) Zero Point Vibrational Energy (zpe) 4064.6 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 LSDA/6-31G(2df,p)
ABC
0.11074 0.06281 0.04122

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.659 -0.120 0.000
H2 -1.584 0.469 0.000
Br3 0.798 1.089 0.000
Cl4 -0.659 -1.113 1.447
Cl5 -0.659 -1.113 -1.447

Atom - Atom Distances (Å)
  C1 H2 Br3 Cl4 Cl5
C11.09681.89321.75511.7551
H21.09682.46202.33522.3352
Br31.89322.46203.01103.0110
Cl41.75512.33523.01102.8935
Cl51.75512.33523.01102.8935

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 107.867 H2 C1 Cl4 107.694
H2 C1 Cl5 107.694 Br3 C1 Cl4 111.183
Br3 C1 Cl5 111.183 Cl4 C1 Cl5 111.038
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.195      
2 H 0.243      
3 Br 0.065      
4 Cl -0.057      
5 Cl -0.057      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.778 0.690 0.000 1.040
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.768 -0.377 0.000
y -0.377 -48.789 0.000
z 0.000 0.000 -49.251
Traceless
 xyz
x 2.252 -0.377 0.000
y -0.377 -0.779 0.000
z 0.000 0.000 -1.473
Polar
3z2-r2-2.945
x2-y22.021
xy-0.377
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.021 1.673 0.000
y 1.673 8.375 0.000
z 0.000 0.000 8.727


<r2> (average value of r2) Å2
<r2> 227.437
(<r2>)1/2 15.081