All results from a given calculation for C2H4S (Thiirane)
using model chemistry: QCISD(T)=FULL/cc-pVQZ
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
C2V |
1A1 |
Energy calculated at QCISD(T)=FULL/cc-pVQZ
| | hartrees |
| Energy at 0K | -476.342628 |
| Energy at 298.15K | |
| HF Energy | -475.620309 |
| Nuclear repulsion energy | 101.383473 |
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 QCISD(T)=FULL/cc-pVQZ
Geometric Data calculated at QCISD(T)=FULL/cc-pVQZ
Point Group is C2v
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| S1 |
0.000 |
0.000 |
0.864 |
| C2 |
0.000 |
0.740 |
-0.795 |
| C3 |
0.000 |
-0.740 |
-0.795 |
| H4 |
-0.913 |
1.246 |
-1.069 |
| H5 |
0.913 |
1.246 |
-1.069 |
| H6 |
0.913 |
-1.246 |
-1.069 |
| H7 |
-0.913 |
-1.246 |
-1.069 |
Atom - Atom Distances (Å)
| |
S1 |
C2 |
C3 |
H4 |
H5 |
H6 |
H7 |
| S1 | | 1.8165 | 1.8165 | 2.4737 | 2.4737 | 2.4737 | 2.4737 |
C2 | 1.8165 | | 1.4795 | 1.0790 | 1.0790 | 2.2024 | 2.2024 | C3 | 1.8165 | 1.4795 | | 2.2024 | 2.2024 | 1.0790 | 1.0790 | H4 | 2.4737 | 1.0790 | 2.2024 | | 1.8258 | 3.0890 | 2.4917 | H5 | 2.4737 | 1.0790 | 2.2024 | 1.8258 | | 2.4917 | 3.0890 | H6 | 2.4737 | 2.2024 | 1.0790 | 3.0890 | 2.4917 | | 1.8258 | H7 | 2.4737 | 2.2024 | 1.0790 | 2.4917 | 3.0890 | 1.8258 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| S1 |
C2 |
C3 |
65.968 |
|
S1 |
C2 |
H4 |
114.982 |
| S1 |
C2 |
H5 |
114.982 |
|
S1 |
C3 |
C2 |
65.968 |
| S1 |
C3 |
H6 |
114.982 |
|
S1 |
C3 |
H7 |
114.982 |
| C2 |
S1 |
C3 |
48.063 |
|
C2 |
C3 |
H6 |
117.973 |
| C2 |
C3 |
H7 |
117.973 |
|
C3 |
C2 |
H4 |
117.973 |
| C3 |
C2 |
H5 |
117.973 |
|
H4 |
C2 |
H5 |
115.575 |
| H6 |
C3 |
H7 |
115.575 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability