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All results from a given calculation for CBr2Cl2 (dibromodichloromethane)

using model chemistry: B3LYP/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3LYP/LANL2DZ
 hartrees
Energy at 0K-94.258336
Energy at 298.15K-94.263932
HF Energy-94.258336
Nuclear repulsion energy95.208412
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 B3LYP/LANL2DZ
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 656 630 179.29      
2 A1 343 330 0.02      
3 A1 228 219 0.08      
4 A1 149 143 0.13      
5 A2 167 161 0.00      
6 B1 627 603 184.10      
7 B1 220 211 0.11      
8 B2 671 645 168.71      
9 B2 253 243 0.27      

Unscaled Zero Point Vibrational Energy (zpe) 1656.8 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 1592.5 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 B3LYP/LANL2DZ
ABC
0.04177 0.02851 0.02492

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/LANL2DZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.398
Cl2 0.000 1.509 1.481
Cl3 0.000 -1.509 1.481
Br4 1.655 0.000 -0.753
Br5 -1.655 0.000 -0.753

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 Br4 Br5
C11.85691.85692.01592.0159
Cl21.85693.01723.16313.1631
Cl31.85693.01723.16313.1631
Br42.01593.16313.16313.3092
Br52.01593.16313.16313.3092

picture of dibromodichloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 108.668 Cl2 C1 Br4 109.455
Cl2 C1 Br5 109.455 Cl3 C1 Br4 109.455
Cl3 C1 Br5 109.455 Br4 C1 Br5 110.327
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.466      
2 Cl 0.085      
3 Cl 0.085      
4 Br 0.148      
5 Br 0.148      


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 -0.610 0.610
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -57.776 0.000 0.000
y 0.000 -60.656 0.000
z 0.000 0.000 -59.695
Traceless
 xyz
x 2.399 0.000 0.000
y 0.000 -1.920 0.000
z 0.000 0.000 -0.479
Polar
3z2-r2-0.958
x2-y22.880
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.258 0.000 0.000
y 0.000 6.583 0.000
z 0.000 0.000 7.743


<r2> (average value of r2) Å2
<r2> 146.873
(<r2>)1/2 12.119