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All results from a given calculation for CBr2Cl2 (dibromodichloromethane)

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-6107.534263
Energy at 298.15K-6107.540138
HF Energy-6107.534263
Nuclear repulsion energy848.660096
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 B1B95/6-311G**
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 733 704 169.62      
2 A1 390 374 0.15      
3 A1 248 238 0.32      
4 A1 155 148 0.01      
5 A2 178 171 0.00      
6 B1 688 661 154.67      
7 B1 235 225 0.36      
8 B2 772 741 173.72      
9 B2 268 257 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 1832.8 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 1759.7 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 B1B95/6-311G**
ABC
0.04549 0.03110 0.02715

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.404
Cl2 0.000 1.444 1.418
Cl3 0.000 -1.444 1.418
Br4 1.584 0.000 -0.723
Br5 -1.584 0.000 -0.723

Atom - Atom Distances (Å)
  C1 Cl2 Cl3 Br4 Br5
C11.76451.76451.94451.9445
Cl21.76452.88783.03003.0300
Cl31.76452.88783.03003.0300
Br41.94453.03003.03003.1688
Br51.94453.03003.03003.1688

picture of dibromodichloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl2 C1 Cl3 109.830 Cl2 C1 Br4 109.463
Cl2 C1 Br5 109.463 Cl3 C1 Br4 109.463
Cl3 C1 Br5 109.463 Br4 C1 Br5 109.142
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.499      
2 Cl 0.109      
3 Cl 0.109      
4 Br 0.141      
5 Br 0.141      


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 -0.254 0.254
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -65.239 0.000 0.000
y 0.000 -66.957 0.000
z 0.000 0.000 -66.326
Traceless
 xyz
x 1.402 0.000 0.000
y 0.000 -1.174 0.000
z 0.000 0.000 -0.228
Polar
3z2-r2-0.456
x2-y21.718
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.085 0.000 0.000
y 0.000 8.632 0.000
z 0.000 0.000 9.286


<r2> (average value of r2) Å2
<r2> 393.922
(<r2>)1/2 19.847