All results from a given calculation for C3H4N2 (1H-Pyrazole)
using model chemistry: MP2/6-31+G**
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
CS |
1A' |
Energy calculated at MP2/6-31+G**
| | hartrees |
| Energy at 0K | -225.552341 |
| Energy at 298.15K | |
| HF Energy | -224.807457 |
| Nuclear repulsion energy | 162.512570 |
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 MP2/6-31+G**
Geometric Data calculated at MP2/6-31+G**
Point Group is Cs
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| H1 |
2.107 |
0.728 |
0.000 |
| C2 |
1.115 |
0.307 |
0.000 |
| H3 |
1.262 |
-1.900 |
0.000 |
| C4 |
0.665 |
-1.004 |
0.000 |
| H5 |
-1.480 |
-1.687 |
0.000 |
| C6 |
-0.748 |
-0.895 |
0.000 |
| N7 |
-1.147 |
0.383 |
0.000 |
| H8 |
-0.048 |
2.097 |
0.000 |
| N9 |
0.000 |
1.091 |
0.000 |
Atom - Atom Distances (Å)
| |
H1 |
C2 |
H3 |
C4 |
H5 |
C6 |
N7 |
H8 |
N9 |
| H1 | | 1.0779 | 2.7609 | 2.2542 | 4.3241 | 3.2841 | 3.2722 | 2.5526 | 2.1376 |
C2 | 1.0779 | | 2.2121 | 1.3865 | 3.2721 | 2.2168 | 2.2630 | 2.1344 | 1.3623 | H3 | 2.7609 | 2.2121 | | 1.0764 | 2.7505 | 2.2475 | 3.3193 | 4.2066 | 3.2461 | C4 | 2.2542 | 1.3865 | 1.0764 | | 2.2509 | 1.4173 | 2.2824 | 3.1826 | 2.1981 | H5 | 4.3241 | 3.2721 | 2.7505 | 2.2509 | | 1.0782 | 2.0963 | 4.0460 | 3.1470 | C6 | 3.2841 | 2.2168 | 2.2475 | 1.4173 | 1.0782 | | 1.3389 | 3.0732 | 2.1218 | N7 | 3.2722 | 2.2630 | 3.3193 | 2.2824 | 2.0963 | 1.3389 | | 2.0365 | 1.3478 | H8 | 2.5526 | 2.1344 | 4.2066 | 3.1826 | 4.0460 | 3.0732 | 2.0365 | | 1.0079 | N9 | 2.1376 | 1.3623 | 3.2461 | 2.1981 | 3.1470 | 2.1218 | 1.3478 | 1.0079 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| H1 |
C2 |
C4 |
131.926 |
|
H1 |
C2 |
N9 |
121.887 |
| C2 |
C4 |
H3 |
127.387 |
|
C2 |
C4 |
C6 |
104.488 |
| C2 |
N9 |
N7 |
113.231 |
|
C2 |
N9 |
H8 |
127.824 |
| H3 |
C4 |
C6 |
128.125 |
|
C4 |
C2 |
N9 |
106.187 |
| C4 |
C6 |
H5 |
128.326 |
|
C4 |
C6 |
N7 |
111.774 |
| H5 |
C6 |
N7 |
119.899 |
|
C6 |
N7 |
N9 |
104.319 |
| N7 |
N9 |
H8 |
118.945 |
|
Electronic energy levels
Electronic state
Charges, Dipole, Quadrupole and Polarizability