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All results from a given calculation for CBr2Cl2 (dibromodichloromethane)

using model chemistry: PBEPBEultrafine/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-6105.558582
Energy at 298.15K-6105.564266
HF Energy-6105.558582
Nuclear repulsion energy837.012319
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/6-311G*
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 671 664 196.19      
2 A1 371 367 0.06      
3 A1 236 233 1.15      
4 A1 148 147 0.04      
5 A2 171 169 0.00      
6 B1 623 616 183.56      
7 B1 223 221 1.53      
8 B2 701 694 200.46      
9 B2 258 256 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 1700.4 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 1682.7 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/6-311G*
ABC
0.04433 0.03024 0.02638

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/6-311G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.412
Cl2 0.000 1.461 1.437
Cl3 0.000 -1.461 1.437
Br4 1.608 0.000 -0.733
Br5 -1.608 0.000 -0.733

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 Br4 Br5
C11.78501.78501.97431.9743
Cl21.78502.92263.07133.0713
Cl31.78502.92263.07133.0713
Br41.97433.07133.07133.2161
Br51.97433.07133.07133.2161

picture of dibromodichloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 109.899 Cl2 C1 Br4 109.463
Cl2 C1 Br5 109.463 Cl3 C1 Br4 109.463
Cl3 C1 Br5 109.463 Br4 C1 Br5 109.072
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.501      
2 Cl 0.113      
3 Cl 0.113      
4 Br 0.137      
5 Br 0.137      


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 -0.191 0.191
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -65.645 0.000 0.000
y 0.000 -67.234 0.000
z 0.000 0.000 -66.610
Traceless
 xyz
x 1.278 0.000 0.000
y 0.000 -1.107 0.000
z 0.000 0.000 -0.170
Polar
3z2-r2-0.341
x2-y21.590
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.689 0.000 0.000
y 0.000 9.109 0.000
z 0.000 0.000 9.820


<r2> (average value of r2) Å2
<r2> 404.040
(<r2>)1/2 20.101