All results from a given calculation for C2H4F2 (1,2-difluoroethane)
using model chemistry: MP4=FULL/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 MP4=FULL/daug-cc-pVTZ
| hartrees |
Energy at 0K | -278.031652 |
Energy at 298.15K | |
HF Energy | -277.039406 |
Nuclear repulsion energy | 125.707850 |
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 MP4=FULL/daug-cc-pVTZ
Geometric Data calculated at MP4=FULL/daug-cc-pVTZ
Point Group is C2h
Cartesians (Å)
Atom |
x (Å) |
y (Å) |
z (Å) |
C1 |
0.426 |
0.623 |
0.000 |
C2 |
-0.426 |
-0.623 |
0.000 |
F3 |
-0.426 |
1.723 |
0.000 |
F4 |
0.426 |
-1.723 |
0.000 |
H5 |
1.049 |
0.669 |
0.893 |
H6 |
1.049 |
0.669 |
-0.893 |
H7 |
-1.049 |
-0.669 |
0.893 |
H8 |
-1.049 |
-0.669 |
-0.893 |
Atom - Atom Distances (Å)
|
C1 |
C2 |
F3 |
F4 |
H5 |
H6 |
H7 |
H8 |
C1 | | 1.5094 | 1.3921 | 2.3458 | 1.0891 | 1.0891 | 2.1544 | 2.1544 |
C2 | 1.5094 | | 2.3458 | 1.3921 | 2.1544 | 2.1544 | 1.0891 | 1.0891 | F3 | 1.3921 | 2.3458 | | 3.5501 | 2.0210 | 2.0210 | 2.6279 | 2.6279 | F4 | 2.3458 | 1.3921 | 3.5501 | | 2.6279 | 2.6279 | 2.0210 | 2.0210 | H5 | 1.0891 | 2.1544 | 2.0210 | 2.6279 | | 1.7851 | 2.4881 | 3.0622 | H6 | 1.0891 | 2.1544 | 2.0210 | 2.6279 | 1.7851 | | 3.0622 | 2.4881 | H7 | 2.1544 | 1.0891 | 2.6279 | 2.0210 | 2.4881 | 3.0622 | | 1.7851 | H8 | 2.1544 | 1.0891 | 2.6279 | 2.0210 | 3.0622 | 2.4881 | 1.7851 | |
More geometry information
Calculated Bond Angles
atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
C1 |
C2 |
F4 |
107.822 |
|
C1 |
C2 |
H7 |
110.972 |
C1 |
C2 |
H8 |
110.972 |
|
C2 |
C1 |
F3 |
107.822 |
C2 |
C1 |
H5 |
110.972 |
|
C2 |
C1 |
H6 |
110.972 |
F3 |
C1 |
H5 |
108.457 |
|
F3 |
C1 |
H6 |
108.457 |
F4 |
C2 |
H7 |
108.457 |
|
F4 |
C2 |
H8 |
108.457 |
H5 |
C1 |
H6 |
110.065 |
|
H7 |
C2 |
H8 |
110.065 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability