All results from a given calculation for C3H4N2 (2H-Imidazole)
using model chemistry: CCSD=FULL/6-311+G(3df,2p)
19 10 17 12 22
States and conformations
| State | Conformation | minimum conformation | conformer description | state description | 
| 1 | 1 | yes | C2V | 1A1 | 
Energy calculated at CCSD=FULL/6-311+G(3df,2p)
|  | hartrees | 
|---|
| Energy at 0K | -225.807164 | 
| Energy at 298.15K |  | 
| HF Energy | -224.804452 | 
| Nuclear repulsion energy | 167.144377 | 
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 CCSD=FULL/6-311+G(3df,2p)
Geometric Data calculated at CCSD=FULL/6-311+G(3df,2p)
Point Group is C2v
Cartesians (Å)
| Atom | x (Å) | y (Å) | z (Å) | 
|---|
| C1 | 0.000 | 0.000 | 1.200 | 
| N2 | 0.000 | 0.997 | 0.279 | 
| N3 | 0.000 | -0.997 | 0.279 | 
| C4 | 0.000 | 0.726 | -0.942 | 
| C5 | 0.000 | -0.726 | -0.942 | 
| H6 | -0.892 | 0.000 | 1.824 | 
| H7 | 0.892 | 0.000 | 1.824 | 
| H8 | 0.000 | 1.467 | -1.725 | 
| H9 | 0.000 | -1.467 | -1.725 | 
Atom - Atom Distances (Å)
|  | C1 | N2 | N3 | C4 | C5 | H6 | H7 | H8 | H9 | 
| C1 |  | 1.3571 | 1.3571 | 2.2617 | 2.2617 | 1.0886 | 1.0886 | 3.2719 | 3.2719 | 
N2 | 1.3571 |  | 1.9937 | 1.2508 | 2.1117 | 2.0434 | 2.0434 | 2.0582 | 3.1756 | N3 | 1.3571 | 1.9937 |  | 2.1117 | 1.2508 | 2.0434 | 2.0434 | 3.1756 | 2.0582 | C4 | 2.2617 | 1.2508 | 2.1117 |  | 1.4520 | 2.9954 | 2.9954 | 1.0776 | 2.3281 | C5 | 2.2617 | 2.1117 | 1.2508 | 1.4520 |  | 2.9954 | 2.9954 | 2.3281 | 1.0776 | H6 | 1.0886 | 2.0434 | 2.0434 | 2.9954 | 2.9954 |  | 1.7845 | 3.9420 | 3.9420 | H7 | 1.0886 | 2.0434 | 2.0434 | 2.9954 | 2.9954 | 1.7845 |  | 3.9420 | 3.9420 | H8 | 3.2719 | 2.0582 | 3.1756 | 1.0776 | 2.3281 | 3.9420 | 3.9420 |  | 2.9332 | H9 | 3.2719 | 3.1756 | 2.0582 | 2.3281 | 1.0776 | 3.9420 | 3.9420 | 2.9332 |  | 
 More geometry information
More geometry information
Calculated Bond Angles
| atom1 | atom2 | atom3 | angle |  | atom1 | atom2 | atom3 | angle | 
| C1 | N2 | C4 | 120.224 |  | C1 | N3 | C5 | 120.224 | 
| N2 | C1 | N3 | 94.536 |  | N2 | C1 | H6 | 112.878 | 
| N2 | C1 | H7 | 112.878 |  | N2 | C4 | C5 | 102.507 | 
| N2 | C4 | H8 | 124.080 |  | N3 | C1 | H6 | 112.878 | 
| N3 | C1 | H7 | 112.878 |  | N3 | C5 | C4 | 102.507 | 
| N3 | C5 | H9 | 124.080 |  | C4 | C5 | H9 | 133.412 | 
| C5 | C4 | H8 | 133.412 |  | H6 | C1 | H7 | 110.092 | 
 
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability