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All results from a given calculation for CF2ClCF2Cl (1,2-Dichloro-1,1,2,2-tetrafluoroethane)

using model chemistry: HSEh1PBE/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2H 1Ag
Energy calculated at HSEh1PBE/6-31G
 hartrees
Energy at 0K-1395.078441
Energy at 298.15K-1395.080324
HF Energy-1395.078441
Nuclear repulsion energy600.301261
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 HSEh1PBE/6-31G
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 1288 1232 0.00      
2 Ag 1033 988 0.00      
3 Ag 670 641 0.00      
4 Ag 417 399 0.00      
5 Ag 347 332 0.00      
6 Ag 247 237 0.00      
7 Au 1218 1165 316.17      
8 Au 354 338 2.12      
9 Au 214 205 3.52      
10 Au 62 60 0.24      
11 Bg 1199 1147 0.00      
12 Bg 530 507 0.00      
13 Bg 306 293 0.00      
14 Bu 1132 1083 311.07      
15 Bu 810 775 375.47      
16 Bu 562 537 20.56      
17 Bu 411 393 2.31      
18 Bu 162 155 2.24      

Unscaled Zero Point Vibrational Energy (zpe) 5480.8 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 5243.0 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 HSEh1PBE/6-31G
ABC
0.07115 0.03702 0.03356

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G

Point Group is C2h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.241 0.727 0.000
C2 0.241 -0.727 0.000
Cl3 -2.057 0.816 0.000
Cl4 2.057 -0.816 0.000
F5 0.241 1.363 1.118
F6 0.241 1.363 -1.118
F7 -0.241 -1.363 1.118
F8 -0.241 -1.363 -1.118

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 F5 F6 F7 F8
C11.53111.81852.76831.37381.37382.36982.3698
C21.53112.76831.81852.36982.36981.37381.3738
Cl31.81852.76834.42682.61372.61373.04933.0493
Cl42.76831.81854.42683.04933.04932.61372.6137
F51.37382.36982.61373.04932.23622.76803.5584
F61.37382.36982.61373.04932.23623.55842.7680
F72.36981.37383.04932.61372.76803.55842.2362
F82.36981.37383.04932.61373.55842.76802.2362

picture of 1,2-Dichloro-1,1,2,2-tetrafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl4 111.180 C1 C2 F7 109.213
C1 C2 F8 109.213 C2 C1 Cl3 111.180
C2 C1 F5 109.213 C2 C1 F6 109.213
Cl3 C1 F5 109.124 Cl3 C1 F6 109.124
Cl4 C2 F7 109.124 Cl4 C2 F8 109.124
F5 C1 F6 108.953 F7 C2 F8 108.953
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.303      
2 C 0.303      
3 Cl 0.180      
4 Cl 0.180      
5 F -0.242      
6 F -0.242      
7 F -0.242      
8 F -0.242      


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 -54.527 -0.874 0.000
y -0.874 -58.510 0.000
z 0.000 0.000 -58.722
Traceless
 xyz
x 4.088 -0.874 0.000
y -0.874 -1.885 0.000
z 0.000 0.000 -2.203
Polar
3z2-r2-4.406
x2-y23.982
xy-0.874
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.232 -0.666 0.000
y -0.666 4.200 0.000
z 0.000 0.000 4.357


<r2> (average value of r2) Å2
<r2> 323.319
(<r2>)1/2 17.981