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

using model chemistry: B2PLYP=FULL/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CI 1AG
Energy calculated at B2PLYP=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-1197.033608
Energy at 298.15K-1197.037071
HF Energy-1196.651891
Nuclear repulsion energy376.353915
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 B2PLYP=FULL/6-31G(2df,p)
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 3145 3145 0.00      
2 Ag 1420 1420 0.00      
3 Ag 1322 1322 0.00      
4 Ag 1156 1156 0.00      
5 Ag 1099 1099 0.00      
6 Ag 824 824 0.00      
7 Ag 524 524 0.00      
8 Ag 374 374 0.00      
9 Ag 271 271 0.00      
10 Au 3157 3157 10.74      
11 Au 1344 1344 19.48      
12 Au 1241 1241 39.14      
13 Au 1165 1165 225.42      
14 Au 773 773 222.65      
15 Au 401 401 2.11      
16 Au 368 368 25.29      
17 Au 172 172 1.12      
18 Au 75 75 0.71      

Unscaled Zero Point Vibrational Energy (zpe) 9414.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9414.6 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 B2PLYP=FULL/6-31G(2df,p)
ABC
0.13519 0.04919 0.03726

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31G(2df,p)

Point Group is Ci

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.762
C2 0.000 0.000 0.762
H3 1.015 0.000 -1.156
H4 -1.015 0.000 1.156
F5 -0.679 -1.073 -1.207
F6 0.679 1.073 1.207
Cl7 -0.802 1.487 -1.337
Cl8 0.802 -1.487 1.337

Atom - Atom Distances (Å)
  C1 C2 H3 H4 F5 F6 Cl7 Cl8
C11.52381.08922.17011.34602.34301.78442.6941
C21.52382.17011.08922.34301.34602.69411.7844
H31.08922.17013.07722.00672.61692.35502.9104
H42.17011.08923.07722.61692.00672.91042.3550
F51.34602.34302.00672.61693.50442.56652.9723
F62.34301.34602.61692.00673.50442.97232.5665
Cl71.78442.69412.35502.91042.56652.97234.3085
Cl82.69411.78442.91042.35502.97232.56654.3085

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 111.209 C1 C2 F6 109.303
C1 C2 Cl8 108.794 C2 C1 H3 111.209
C2 C1 F5 109.303 C2 C1 Cl7 108.794
H3 C1 F5 110.544 H3 C1 Cl7 107.600
H4 C2 F6 110.544 H4 C2 Cl8 107.600
F5 C1 Cl7 109.344 F6 C2 Cl8 109.344
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability