All results from a given calculation for C2H4F2 (1,2-difluoroethane)
using model chemistry: CID/daug-cc-pVTZ
19 10 17 12 22
States and conformations
State |
Conformation |
minimum conformation |
conformer description |
state description |
1 |
1 |
yes |
C2H anti |
1Ag |
Energy calculated at CID/daug-cc-pVTZ
| hartrees |
Energy at 0K | -277.804846 |
Energy at 298.15K | |
HF Energy | -277.040720 |
Nuclear repulsion energy | 126.955550 |
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 CID/daug-cc-pVTZ
Geometric Data calculated at CID/daug-cc-pVTZ
Point Group is C2h
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
0.421 |
0.625 |
0.000 |
C2 |
-0.421 |
-0.625 |
0.000 |
F3 |
-0.421 |
1.705 |
0.000 |
F4 |
0.421 |
-1.705 |
0.000 |
H5 |
1.043 |
0.670 |
0.883 |
H6 |
1.043 |
0.670 |
-0.883 |
H7 |
-1.043 |
-0.670 |
0.883 |
H8 |
-1.043 |
-0.670 |
-0.883 |
Atom - Atom Distances (Å)
|
C1 |
C2 |
F3 |
F4 |
H5 |
H6 |
H7 |
H8 |
C1 | | 1.5065 | 1.3701 | 2.3300 | 1.0814 | 1.0814 | 2.1448 | 2.1448 |
C2 | 1.5065 | | 2.3300 | 1.3701 | 2.1448 | 2.1448 | 1.0814 | 1.0814 | F3 | 1.3701 | 2.3300 | | 3.5132 | 1.9991 | 1.9991 | 2.6095 | 2.6095 | F4 | 2.3300 | 1.3701 | 3.5132 | | 2.6095 | 2.6095 | 1.9991 | 1.9991 | H5 | 1.0814 | 2.1448 | 1.9991 | 2.6095 | | 1.7669 | 2.4794 | 3.0446 | H6 | 1.0814 | 2.1448 | 1.9991 | 2.6095 | 1.7669 | | 3.0446 | 2.4794 | H7 | 2.1448 | 1.0814 | 2.6095 | 1.9991 | 2.4794 | 3.0446 | | 1.7669 | H8 | 2.1448 | 1.0814 | 2.6095 | 1.9991 | 3.0446 | 2.4794 | 1.7669 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
C2 |
F4 |
108.096 |
|
C1 |
C2 |
H7 |
110.873 |
C1 |
C2 |
H8 |
110.873 |
|
C2 |
C1 |
F3 |
108.096 |
C2 |
C1 |
H5 |
110.873 |
|
C2 |
C1 |
H6 |
110.873 |
F3 |
C1 |
H5 |
108.691 |
|
F3 |
C1 |
H6 |
108.691 |
F4 |
C2 |
H7 |
108.691 |
|
F4 |
C2 |
H8 |
108.691 |
H5 |
C1 |
H6 |
109.551 |
|
H7 |
C2 |
H8 |
109.551 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability