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All results from a given calculation for CHClBr2 (Methane, dibromochloro-)

using model chemistry: ROHF/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at ROHF/6-31+G**
 hartrees
Energy at 0K-5637.717962
Energy at 298.15K-5637.725244
HF Energy-5637.717962
Nuclear repulsion energy580.108043
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 ROHF/6-31+G**
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' 3420 2927 3.89      
2 A' 1366 1170 37.91      
3 A' 845 724 115.50      
4 A' 619 530 7.17      
5 A' 307 263 0.09      
6 A' 190 162 0.03      
7 A" 1317 1127 61.01      
8 A" 741 635 109.10      
9 A" 225 192 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 4515.1 cm-1
Scaled (by 0.8559) Zero Point Vibrational Energy (zpe) 3864.5 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 ROHF/6-31+G**
ABC
0.08336 0.04210 0.02857

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.237 0.615 0.000
H2 -1.144 1.183 0.000
Cl3 1.126 1.723 0.000
Br4 -0.237 -0.488 1.580
Br5 -0.237 -0.488 -1.580

Atom - Atom Distances (Å)
  C1 H2 Cl3 Br4 Br5
C11.07021.75671.92711.9271
H21.07022.33392.47212.4721
Cl31.75672.33393.04043.0404
Br41.92712.47213.04043.1602
Br51.92712.47213.04043.1602

picture of Methane, dibromochloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 Cl3 108.866 H2 C1 Br4 107.676
H2 C1 Br5 107.676 Cl3 C1 Br4 111.164
Cl3 C1 Br5 111.164 Br4 C1 Br5 110.157
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.318      
2 H 0.306      
3 Cl 0.106      
4 Br -0.047      
5 Br -0.047      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.030 0.557 0.000 1.171
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.693 -1.493 0.000
y -1.493 -55.257 0.000
z 0.000 0.000 -55.892
Traceless
 xyz
x -0.119 -1.493 0.000
y -1.493 0.536 0.000
z 0.000 0.000 -0.417
Polar
3z2-r2-0.835
x2-y2-0.437
xy-1.493
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000