All results from a given calculation for HN=C=C(CN)2 (Dicyanoketenimine)
using model chemistry: QCISD(T)/TZVP
19 10 17 12 22
States and conformations
| State |
Conformation |
minimum conformation |
conformer description |
state description |
| 1 |
1 |
yes |
CS |
1A' |
Energy calculated at QCISD(T)/TZVP
| | hartrees |
| Energy at 0K | -316.493930 |
| Energy at 298.15K | |
| HF Energy | -315.413231 |
| Nuclear repulsion energy | 211.330442 |
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)/TZVP
Geometric Data calculated at QCISD(T)/TZVP
Point Group is Cs
Cartesians (Å)
| Atom |
x (Å) |
y (Å) |
z (Å) |
| C1 |
-0.012 |
-0.052 |
0.000 |
| C2 |
-0.012 |
1.288 |
0.000 |
| N3 |
0.159 |
2.489 |
0.000 |
| C4 |
-0.012 |
-0.764 |
1.245 |
| C5 |
-0.012 |
-0.764 |
-1.245 |
| N6 |
-0.012 |
-1.342 |
2.257 |
| N7 |
-0.012 |
-1.342 |
-2.257 |
| H8 |
-0.646 |
3.115 |
0.000 |
Atom - Atom Distances (Å)
| |
C1 |
C2 |
N3 |
C4 |
C5 |
N6 |
N7 |
H8 |
| C1 | | 1.3391 | 2.5467 | 1.4345 | 1.4345 | 2.6003 | 2.6003 | 3.2290 |
C2 | 1.3391 | | 1.2140 | 2.3997 | 2.3997 | 3.4658 | 3.4658 | 1.9339 | N3 | 2.5467 | 1.2140 | | 3.4876 | 3.4876 | 4.4505 | 4.4505 | 1.0193 | C4 | 1.4345 | 2.3997 | 3.4876 | | 2.4904 | 1.1658 | 3.5500 | 4.1224 | C5 | 1.4345 | 2.3997 | 3.4876 | 2.4904 | | 3.5500 | 1.1658 | 4.1224 | N6 | 2.6003 | 3.4658 | 4.4505 | 1.1658 | 3.5500 | | 4.5147 | 5.0360 | N7 | 2.6003 | 3.4658 | 4.4505 | 3.5500 | 1.1658 | 4.5147 | | 5.0360 | H8 | 3.2290 | 1.9339 | 1.0193 | 4.1224 | 4.1224 | 5.0360 | 5.0360 | |
More geometry information
Calculated Bond Angles
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
| C1 |
C2 |
N3 |
171.897 |
|
C1 |
C4 |
N6 |
179.979 |
| C1 |
C5 |
N7 |
179.979 |
|
C2 |
C1 |
C4 |
119.770 |
| C2 |
C1 |
C5 |
119.770 |
|
C2 |
N3 |
H8 |
119.725 |
| C4 |
C1 |
C5 |
120.460 |
|
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability