All results from a given calculation for C3H4N2 (2H-Imidazole)
using model chemistry: QCISD(T)/aug-cc-pVDZ
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)/aug-cc-pVDZ
| | hartrees |
| Energy at 0K | -225.555575 |
| Energy at 298.15K | |
| HF Energy | -224.752260 |
| Nuclear repulsion energy | 165.118499 |
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)/aug-cc-pVDZ
Geometric Data calculated at QCISD(T)/aug-cc-pVDZ
Point Group is C2v
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
0.000 |
0.000 |
1.220 |
| N2 |
0.000 |
0.998 |
0.285 |
| N3 |
0.000 |
-0.998 |
0.285 |
| C4 |
0.000 |
0.735 |
-0.961 |
| C5 |
0.000 |
-0.735 |
-0.961 |
| H6 |
-0.907 |
0.000 |
1.848 |
| H7 |
0.907 |
0.000 |
1.848 |
| H8 |
0.000 |
1.498 |
-1.743 |
| H9 |
0.000 |
-1.498 |
-1.743 |
Atom - Atom Distances (Å)
| |
C1 |
N2 |
N3 |
C4 |
C5 |
H6 |
H7 |
H8 |
H9 |
| C1 | | 1.3671 | 1.3671 | 2.3011 | 2.3011 | 1.1030 | 1.1030 | 3.3199 | 3.3199 |
N2 | 1.3671 | | 1.9957 | 1.2734 | 2.1346 | 2.0639 | 2.0639 | 2.0890 | 3.2162 | N3 | 1.3671 | 1.9957 | | 2.1346 | 1.2734 | 2.0639 | 2.0639 | 3.2162 | 2.0890 | C4 | 2.3011 | 1.2734 | 2.1346 | | 1.4705 | 3.0417 | 3.0417 | 1.0926 | 2.3665 | C5 | 2.3011 | 2.1346 | 1.2734 | 1.4705 | | 3.0417 | 3.0417 | 2.3665 | 1.0926 | H6 | 1.1030 | 2.0639 | 2.0639 | 3.0417 | 3.0417 | | 1.8133 | 3.9952 | 3.9952 | H7 | 1.1030 | 2.0639 | 2.0639 | 3.0417 | 3.0417 | 1.8133 | | 3.9952 | 3.9952 | H8 | 3.3199 | 2.0890 | 3.2162 | 1.0926 | 2.3665 | 3.9952 | 3.9952 | | 2.9964 | H9 | 3.3199 | 3.2162 | 2.0890 | 2.3665 | 1.0926 | 3.9952 | 3.9952 | 2.9964 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| C1 |
N2 |
C4 |
121.221 |
|
C1 |
N3 |
C5 |
121.221 |
| N2 |
C1 |
N3 |
93.758 |
|
N2 |
C1 |
H6 |
112.912 |
| N2 |
C1 |
H7 |
112.912 |
|
N2 |
C4 |
C5 |
101.900 |
| N2 |
C4 |
H8 |
123.813 |
|
N3 |
C1 |
H6 |
112.912 |
| N3 |
C1 |
H7 |
112.912 |
|
N3 |
C5 |
C4 |
101.900 |
| N3 |
C5 |
H9 |
123.813 |
|
C4 |
C5 |
H9 |
134.287 |
| C5 |
C4 |
H8 |
134.287 |
|
H6 |
C1 |
H7 |
110.560 |
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability