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All results from a given calculation for CBr2Cl2 (dibromodichloromethane)

using model chemistry: HSEh1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HSEh1PBE/STO-3G
 hartrees
Energy at 0K-6039.283537
Energy at 298.15K-6039.289260
HF Energy-6039.283537
Nuclear repulsion energy831.270794
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 HSEh1PBE/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 835 737 176.02      
2 A1 398 352 0.04      
3 A1 248 219 1.19      
4 A1 160 142 0.04      
5 A2 174 154 0.00      
6 B1 844 746 170.36      
7 B1 238 211 2.25      
8 B2 829 732 168.03      
9 B2 272 240 0.42      

Unscaled Zero Point Vibrational Energy (zpe) 1999.5 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 1765.8 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 HSEh1PBE/STO-3G
ABC
0.04327 0.02979 0.02618

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.337
Cl2 0.000 1.493 1.453
Cl3 0.000 -1.493 1.453
Br4 1.612 0.000 -0.735
Br5 -1.612 0.000 -0.735

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 Br4 Br5
C11.86381.86381.93561.9356
Cl21.86382.98543.10043.1004
Cl31.86382.98543.10043.1004
Br41.93563.10043.10043.2239
Br51.93563.10043.10043.2239

picture of dibromodichloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 106.428 Cl2 C1 Br4 109.360
Cl2 C1 Br5 109.360 Cl3 C1 Br4 109.360
Cl3 C1 Br5 109.360 Br4 C1 Br5 112.773
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.032      
2 Cl -0.094      
3 Cl -0.094      
4 Br 0.110      
5 Br 0.110      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.615 1.615
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -60.145 0.000 0.000
y 0.000 -63.982 0.000
z 0.000 0.000 -63.390
Traceless
 xyz
x 3.541 0.000 0.000
y 0.000 -2.215 0.000
z 0.000 0.000 -1.327
Polar
3z2-r2-2.653
x2-y23.837
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.889 0.000 0.000
y 0.000 3.820 0.000
z 0.000 0.000 4.307


<r2> (average value of r2) Å2
<r2> 406.922
(<r2>)1/2 20.172