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All results from a given calculation for CBr2Cl2 (dibromodichloromethane)

using model chemistry: TPSSh/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 TPSSh/6-311G*
 hartrees
Energy at 0K-6106.592880
Energy at 298.15K-6106.598617
HF Energy-6106.592880
Nuclear repulsion energy840.937797
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 TPSSh/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 690 664 185.94      
2 A1 374 361 0.14      
3 A1 239 230 0.74      
4 A1 150 144 0.02      
5 A2 173 167 0.00      
6 B1 644 620 172.32      
7 B1 226 218 0.95      
8 B2 724 697 189.76      
9 B2 260 251 0.30      

Unscaled Zero Point Vibrational Energy (zpe) 1739.4 cm-1
Scaled (by 0.9632) Zero Point Vibrational Energy (zpe) 1675.4 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 TPSSh/6-311G*
ABC
0.04470 0.03053 0.02664

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.407
Cl2 0.000 1.456 1.431
Cl3 0.000 -1.456 1.431
Br4 1.600 0.000 -0.730
Br5 -1.600 0.000 -0.730

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 Br4 Br5
C11.77991.77991.96271.9627
Cl21.77992.91243.05753.0575
Cl31.77992.91243.05753.0575
Br41.96273.05753.05753.1992
Br51.96273.05753.05753.1992

picture of dibromodichloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 109.795 Cl2 C1 Br4 109.464
Cl2 C1 Br5 109.464 Cl3 C1 Br4 109.464
Cl3 C1 Br5 109.464 Br4 C1 Br5 109.175
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.461      
2 Cl 0.099      
3 Cl 0.099      
4 Br 0.131      
5 Br 0.131      


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 -0.215 0.215
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.370 0.000 0.000
y 0.000 8.816 0.000
z 0.000 0.000 9.512


<r2> (average value of r2) Å2
<r2> 400.550
(<r2>)1/2 20.014