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

using model chemistry: MP3=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CI 1AG
Energy calculated at MP3=FULL/6-31+G**
 hartrees
Energy at 0K-1195.688044
Energy at 298.15K-1195.691621
HF Energy-1194.735775
Nuclear repulsion energy376.412529
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 MP3=FULL/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 3236 3015 0.00      
2 Ag 1452 1353 0.00      
3 Ag 1383 1288 0.00      
4 Ag 1172 1092 0.00      
5 Ag 1117 1040 0.00      
6 Ag 883 823 0.00      
7 Ag 529 493 0.00      
8 Ag 388 362 0.00      
9 Ag 279 259 0.00      
10 Au 3247 3025 7.81      
11 Au 1363 1270 36.38      
12 Au 1300 1211 30.13      
13 Au 1147 1068 252.02      
14 Au 832 775 182.03      
15 Au 414 386 6.43      
16 Au 381 355 30.45      
17 Au 177 165 1.15      
18 Au 79 74 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 9689.3 cm-1
Scaled (by 0.9316) Zero Point Vibrational Energy (zpe) 9026.6 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 MP3=FULL/6-31+G**
ABC
0.13438 0.04942 0.03733

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31+G**

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 1.010 0.000 -1.157
H4 -1.010 0.000 1.157
F5 -0.648 -1.130 -1.187
F6 0.648 1.130 1.187
Cl7 -0.856 1.416 -1.368
Cl8 0.856 -1.416 1.368

Atom - Atom Distances (Å)
  C1 C2 H3 H4 F5 F6 Cl7 Cl8
C11.52191.08452.16751.37112.34351.76262.6964
C21.52192.16751.08452.34351.37112.69641.7626
H31.08452.16753.07132.00702.62722.35182.8990
H42.16751.08453.07132.62722.00702.89902.3518
F51.37112.34352.00702.62723.52532.56152.9785
F62.34351.37112.62722.00703.52532.97852.5615
Cl71.76262.69642.35182.89902.56152.97854.2939
Cl82.69641.76262.89902.35182.97852.56154.2939

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 111.422 C1 C2 F6 108.093
C1 C2 Cl8 110.142 C2 C1 H3 111.422
C2 C1 F5 108.093 C2 C1 Cl7 110.142
H3 C1 F5 109.079 H3 C1 Cl7 109.051
H4 C2 F6 109.079 H4 C2 Cl8 109.051
F5 C1 Cl7 109.012 F6 C2 Cl8 109.012
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability