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All results from a given calculation for CFClCClF (trans-1,2-dichloro-1,2-difluoroethylene)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1AG
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-1196.262624
Energy at 298.15K-1196.263175
HF Energy-1196.262624
Nuclear repulsion energy351.285552
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 B1B95/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 1808 1730 0.00      
2 Ag 1225 1172 0.00      
3 Ag 652 624 0.00      
4 Ag 433 414 0.00      
5 Ag 288 275 0.00      
6 Au 370 354 0.90      
7 Au 136 130 0.35      
8 Bg 563 538 0.00      
9 Bu 1254 1200 339.59      
10 Bu 911 871 197.76      
11 Bu 429 411 3.46      
12 Bu 165 158 2.23      

Unscaled Zero Point Vibrational Energy (zpe) 4117.0 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 3938.3 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 B1B95/6-31+G**
ABC
0.14379 0.05053 0.03739

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.058 0.663 0.000
C2 0.058 -0.663 0.000
F3 -1.253 1.241 0.000
F4 1.253 -1.241 0.000
Cl5 1.253 1.742 0.000
Cl6 -1.253 -1.742 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 Cl5 Cl6
C11.33061.32762.31131.69832.6854
C21.33062.31131.32762.68541.6983
F31.32762.31133.52682.55632.9824
F42.31131.32763.52682.98242.5563
Cl51.69832.68542.55632.98244.2919
Cl62.68541.69832.98242.55634.2919

picture of trans-1,2-dichloro-1,2-difluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 120.799 C1 C2 Cl6 124.449
C2 C1 F3 120.799 C2 C1 Cl5 124.449
F3 C1 Cl5 114.752 F4 C2 Cl6 114.752
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.063      
2 C 0.063      
3 F -0.245      
4 F -0.245      
5 Cl 0.181      
6 Cl 0.181      


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 0.000 0.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.077 2.847 0.000
y 2.847 -45.417 0.000
z 0.000 0.000 -45.367
Traceless
 xyz
x -0.685 2.847 0.000
y 2.847 0.305 0.000
z 0.000 0.000 0.380
Polar
3z2-r20.760
x2-y2-0.660
xy2.847
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.485 2.077 0.000
y 2.077 9.684 0.000
z 0.000 0.000 4.316


<r2> (average value of r2) Å2
<r2> 246.350
(<r2>)1/2 15.696