return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CF2ClCFCl2 (Ethane, 1,1,2-trichloro-1,2,2-trifluoro-)

using model chemistry: B3LYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/6-31G
 hartrees
Energy at 0K-1756.134605
Energy at 298.15K-1756.136025
HF Energy-1756.134605
Nuclear repulsion energy680.876446
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 B3LYP/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 A 1197 1151 41.85      
2 A 1168 1124 163.05      
3 A 1096 1055 148.95      
4 A 1003 965 79.53      
5 A 830 799 168.62      
6 A 747 719 293.70      
7 A 606 583 14.15      
8 A 497 478 6.63      
9 A 422 406 3.56      
10 A 401 385 0.44      
11 A 363 349 0.43      
12 A 328 315 1.06      
13 A 298 287 0.75      
14 A 271 261 0.47      
15 A 230 221 0.34      
16 A 192 185 1.98      
17 A 156 151 1.32      
18 A 66 64 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 4935.6 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 4748.1 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 B3LYP/6-31G
ABC
0.04965 0.03438 0.02807

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.560 0.147 0.315
C2 -0.704 -0.540 -0.247
F3 0.430 0.233 1.693
Cl4 2.047 -0.883 -0.061
Cl5 0.767 1.840 -0.371
Cl6 -2.246 0.343 0.241
F7 -0.632 -0.597 -1.624
F8 -0.775 -1.830 0.247

Atom - Atom Distances (Å)
  C1 C2 F3 Cl4 Cl5 Cl6 F7 F8
C11.54411.38711.84771.83892.81322.39452.3856
C21.54412.37622.77882.80071.84201.38021.3830
F31.38712.37622.63412.63843.04643.58062.7922
Cl41.84772.77882.63413.02464.47463.11452.9920
Cl51.83892.80072.63843.02463.41963.07714.0282
Cl62.81321.84203.04644.47463.41962.63922.6241
F72.39451.38023.58063.11453.07712.63922.2443
F82.38561.38302.79222.99204.02822.62412.2443

picture of Ethane, 1,1,2-trichloro-1,2,2-trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 112.067 C1 C2 F7 109.809
C1 C2 F8 109.055 C2 C1 F3 108.204
C2 C1 Cl4 109.699 C2 C1 Cl5 111.465
F3 C1 Cl4 108.194 F3 C1 Cl5 108.940
Cl4 C1 Cl5 110.254 Cl6 C2 F7 109.141
Cl6 C2 F8 108.067 F7 C2 F8 108.627
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.135      
2 C 0.377      
3 F -0.232      
4 Cl 0.157      
5 Cl 0.162      
6 Cl 0.149      
7 F -0.238      
8 F -0.239      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.113 0.421 -0.200 0.480
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -63.458 -0.984 -0.780
y -0.984 -64.581 -0.238
z -0.780 -0.238 -66.468
Traceless
 xyz
x 2.066 -0.984 -0.780
y -0.984 0.382 -0.238
z -0.780 -0.238 -2.448
Polar
3z2-r2-4.896
x2-y21.123
xy-0.984
xz-0.780
yz-0.238


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.891 -1.839 -1.029
y -1.839 8.158 -0.381
z -1.029 -0.381 5.234


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000