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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
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| State | Conformation | minimum conformation | conformer description | state description |
|---|---|---|---|---|
| 1 | 1 | yes | C2H | 1Ag |
| hartrees | |
|---|---|
| Energy at 0K | -870.210839 |
| Energy at 298.15K | -870.216936 |
| HF Energy | -869.897507 |
| Nuclear repulsion energy | 196.764949 |
| Mode Number | Symmetry | Frequency (cm-1) |
Scaled Frequency (cm-1) |
IR Intensities (km mol-1) |
Raman Act (Å4/u) |
Dep P | Dep U |
|---|---|---|---|---|---|---|---|
| 1 | Ag | 3142 | 3000 | 0.00 | |||
| 2 | Ag | 2467 | 2355 | 0.00 | |||
| 3 | Ag | 1575 | 1504 | 0.00 | |||
| 4 | Ag | 1385 | 1322 | 0.00 | |||
| 5 | Ag | 1090 | 1040 | 0.00 | |||
| 6 | Ag | 862 | 823 | 0.00 | |||
| 7 | Ag | 702 | 670 | 0.00 | |||
| 8 | Ag | 274 | 261 | 0.00 | |||
| 9 | Au | 3224 | 3078 | 6.99 | |||
| 10 | Au | 1180 | 1126 | 1.69 | |||
| 11 | Au | 805 | 769 | 5.07 | |||
| 12 | Au | 137 | 131 | 42.39 | |||
| 13 | Au | 93 | 89 | 32.71 | |||
| 14 | Bg | 3202 | 3058 | 0.00 | |||
| 15 | Bg | 1378 | 1316 | 0.00 | |||
| 16 | Bg | 976 | 932 | 0.00 | |||
| 17 | Bg | 147 | 140 | 0.00 | |||
| 18 | Bu | 3152 | 3009 | 11.06 | |||
| 19 | Bu | 2468 | 2356 | 57.66 | |||
| 20 | Bu | 1577 | 1506 | 8.98 | |||
| 21 | Bu | 1304 | 1245 | 53.16 | |||
| 22 | Bu | 863 | 824 | 10.65 | |||
| 23 | Bu | 667 | 637 | 9.79 | |||
| 24 | Bu | 199 | 190 | 10.37 |
| A | B | C |
|---|---|---|
| 0.81056 | 0.04760 | 0.04575 |
Point Group is C2h
Cartesians (Å)| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| C1 | 0.000 | 0.764 | 0.000 |
| C2 | 0.000 | -0.764 | 0.000 |
| S3 | 1.833 | -1.335 | 0.000 |
| S4 | -1.833 | 1.335 | 0.000 |
| H5 | 1.570 | -2.683 | 0.000 |
| H6 | -1.570 | 2.683 | 0.000 |
| H7 | -0.485 | -1.153 | 0.896 |
| H8 | -0.485 | -1.153 | -0.896 |
| H9 | 0.485 | 1.153 | 0.896 |
| H10 | 0.485 | 1.153 | -0.896 |
| C1 | C2 | S3 | S4 | H5 | H6 | H7 | H8 | H9 | H10 | |
|---|---|---|---|---|---|---|---|---|---|---|
| C1 | 1.5289 | 2.7866 | 1.9192 | 3.7882 | 2.4791 | 2.1713 | 2.1713 | 1.0902 | 1.0902 | C2 | 1.5289 | 1.9192 | 2.7866 | 2.4791 | 3.7882 | 1.0902 | 1.0902 | 2.1713 | 2.1713 | S3 | 2.7866 | 1.9192 | 4.5343 | 1.3735 | 5.2651 | 2.4911 | 2.4911 | 2.9679 | 2.9679 | S4 | 1.9192 | 2.7866 | 4.5343 | 5.2651 | 1.3735 | 2.9679 | 2.9679 | 2.4911 | 2.4911 | H5 | 3.7882 | 2.4791 | 1.3735 | 5.2651 | 6.2174 | 2.7141 | 2.7141 | 4.0861 | 4.0861 | H6 | 2.4791 | 3.7882 | 5.2651 | 1.3735 | 6.2174 | 4.0861 | 4.0861 | 2.7141 | 2.7141 | H7 | 2.1713 | 1.0902 | 2.4911 | 2.9679 | 2.7141 | 4.0861 | 1.7917 | 2.5016 | 3.0771 | H8 | 2.1713 | 1.0902 | 2.4911 | 2.9679 | 2.7141 | 4.0861 | 1.7917 | 3.0771 | 2.5016 | H9 | 1.0902 | 2.1713 | 2.9679 | 2.4911 | 4.0861 | 2.7141 | 2.5016 | 3.0771 | 1.7917 | H10 | 1.0902 | 2.1713 | 2.9679 | 2.4911 | 4.0861 | 2.7141 | 3.0771 | 2.5016 | 1.7917 |
| atom1 | atom2 | atom3 | angle | atom1 | atom2 | atom3 | angle | |
|---|---|---|---|---|---|---|---|---|
| C1 | C2 | S3 | 107.289 | C1 | C2 | H7 | 110.879 | |
| C1 | C2 | H8 | 110.879 | C1 | S4 | H6 | 96.274 | |
| C2 | C1 | S4 | 107.289 | C2 | C1 | H9 | 110.879 | |
| C2 | C1 | H10 | 110.879 | C2 | S3 | H5 | 96.274 | |
| S3 | C2 | H7 | 108.584 | S3 | C2 | H8 | 108.584 | |
| S4 | C1 | H9 | 108.584 | S4 | C1 | H10 | 108.584 | |
| H7 | C2 | H8 | 110.514 | H9 | C1 | H10 | 110.514 |
Electronic state