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All results from a given calculation for CHFClCHClF (ethane, 1,2-dichloro-1,2-difluoro-)

using model chemistry: HSEh1PBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CI 1AG
Energy calculated at HSEh1PBE/6-311G**
 hartrees
Energy at 0K-1197.061008
Energy at 298.15K-1197.064491
HF Energy-1197.061008
Nuclear repulsion energy376.314977
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/6-311G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 Ag 3140 3016 0.00      
2 Ag 1412 1356 0.00      
3 Ag 1322 1269 0.00      
4 Ag 1140 1095 0.00      
5 Ag 1093 1050 0.00      
6 Ag 832 799 0.00      
7 Ag 524 503 0.00      
8 Ag 377 362 0.00      
9 Ag 272 261 0.00      
10 Au 3152 3027 12.75      
11 Au 1332 1279 22.38      
12 Au 1241 1192 39.16      
13 Au 1145 1099 279.73      
14 Au 779 748 247.10      
15 Au 407 391 2.59      
16 Au 370 356 30.03      
17 Au 173 166 1.47      
18 Au 72 69 0.78      

Unscaled Zero Point Vibrational Energy (zpe) 9391.2 cm-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 9019.3 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 HSEh1PBE/6-311G**
ABC
0.13509 0.04917 0.03724

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G**

Point Group is Ci

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.761
C2 0.000 0.000 0.761
H3 1.016 0.000 -1.155
H4 -1.016 0.000 1.155
F5 -0.668 -1.089 -1.205
F6 0.668 1.089 1.205
Cl7 -0.814 1.465 -1.352
Cl8 0.814 -1.465 1.352

Atom - Atom Distances (Å)
  C1 C2 H3 H4 F5 F6 Cl7 Cl8
C11.52211.09012.16921.35232.34461.77712.6972
C21.52212.16921.09012.34461.35232.69721.7771
H31.09012.16923.07752.00632.62252.35252.9114
H42.16921.09013.07752.62252.00632.91142.3525
F51.35232.34462.00632.62253.51212.56202.9797
F62.34461.35232.62252.00633.51212.97972.5620
Cl71.77712.69722.35252.91142.56202.97974.3069
Cl82.69721.77712.91142.35252.97972.56204.3069

picture of ethane, 1,2-dichloro-1,2-difluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H4 111.211 C1 C2 F6 109.164
C1 C2 Cl8 109.434 C2 C1 H3 111.211
C2 C1 F5 109.164 C2 C1 Cl7 109.434
H3 C1 F5 109.997 H3 C1 Cl7 107.853
H4 C2 F6 109.997 H4 C2 Cl8 107.853
F5 C1 Cl7 109.149 F6 C2 Cl8 109.149
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.035      
2 C 0.035      
3 H 0.202      
4 H 0.202      
5 F -0.196      
6 F -0.196      
7 Cl -0.041      
8 Cl -0.041      


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 -46.841 -0.713 -3.689
y -0.713 -50.028 -0.523
z -3.689 -0.523 -48.850
Traceless
 xyz
x 2.598 -0.713 -3.689
y -0.713 -2.182 -0.523
z -3.689 -0.523 -0.416
Polar
3z2-r2-0.832
x2-y23.187
xy-0.713
xz-3.689
yz-0.523


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.306 -1.629 0.954
y -1.629 7.873 -1.805
z 0.954 -1.805 6.029


<r2> (average value of r2) Å2
<r2> 255.203
(<r2>)1/2 15.975