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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 | -229.617530 |
| Energy at 298.15K | -229.624724 |
| HF Energy | -228.947826 |
| Nuclear repulsion energy | 130.354364 |
| 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 | 3873 | 3681 | 0.00 | |||
| 2 | Ag | 3052 | 2901 | 0.00 | |||
| 3 | Ag | 1534 | 1457 | 0.00 | |||
| 4 | Ag | 1512 | 1437 | 0.00 | |||
| 5 | Ag | 1309 | 1244 | 0.00 | |||
| 6 | Ag | 1128 | 1072 | 0.00 | |||
| 7 | Ag | 1025 | 974 | 0.00 | |||
| 8 | Ag | 488 | 464 | 0.00 | |||
| 9 | Au | 3121 | 2966 | 114.99 | |||
| 10 | Au | 1235 | 1174 | 1.73 | |||
| 11 | Au | 848 | 806 | 3.66 | |||
| 12 | Au | 257 | 244 | 229.39 | |||
| 13 | Au | 133 | 127 | 23.89 | |||
| 14 | Bg | 3096 | 2942 | 0.00 | |||
| 15 | Bg | 1313 | 1248 | 0.00 | |||
| 16 | Bg | 1176 | 1118 | 0.00 | |||
| 17 | Bg | 253 | 240 | 0.00 | |||
| 18 | Bu | 3874 | 3682 | 78.29 | |||
| 19 | Bu | 3054 | 2903 | 106.10 | |||
| 20 | Bu | 1542 | 1465 | 6.08 | |||
| 21 | Bu | 1423 | 1353 | 9.34 | |||
| 22 | Bu | 1209 | 1149 | 97.45 | |||
| 23 | Bu | 1113 | 1058 | 197.26 | |||
| 24 | Bu | 290 | 276 | 19.45 |
| A | B | C |
|---|---|---|
| 1.00862 | 0.13442 | 0.12424 |
Point Group is C2h
Cartesians (Å)| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| C1 | 0.000 | 0.758 | 0.000 |
| C2 | 0.000 | -0.758 | 0.000 |
| O3 | 1.359 | -1.170 | 0.000 |
| O4 | -1.359 | 1.170 | 0.000 |
| H5 | 1.357 | -2.134 | 0.000 |
| H6 | -1.357 | 2.134 | 0.000 |
| H7 | -0.548 | -1.112 | 0.894 |
| H8 | -0.548 | -1.112 | -0.894 |
| H9 | 0.548 | 1.112 | 0.894 |
| H10 | 0.548 | 1.112 | -0.894 |
| C1 | C2 | O3 | O4 | H5 | H6 | H7 | H8 | H9 | H10 | |
|---|---|---|---|---|---|---|---|---|---|---|
| C1 | 1.5159 | 2.3582 | 1.4196 | 3.1946 | 1.9325 | 2.1437 | 2.1437 | 1.1067 | 1.1067 | C2 | 1.5159 | 1.4196 | 2.3582 | 1.9325 | 3.1946 | 1.1067 | 1.1067 | 2.1437 | 2.1437 | O3 | 2.3582 | 1.4196 | 3.5854 | 0.9648 | 4.2764 | 2.1068 | 2.1068 | 2.5807 | 2.5807 | O4 | 1.4196 | 2.3582 | 3.5854 | 4.2764 | 0.9648 | 2.5807 | 2.5807 | 2.1068 | 2.1068 | H5 | 3.1946 | 1.9325 | 0.9648 | 4.2764 | 5.0579 | 2.3394 | 2.3394 | 3.4626 | 3.4626 | H6 | 1.9325 | 3.1946 | 4.2764 | 0.9648 | 5.0579 | 3.4626 | 3.4626 | 2.3394 | 2.3394 | H7 | 2.1437 | 1.1067 | 2.1068 | 2.5807 | 2.3394 | 3.4626 | 1.7877 | 2.4793 | 3.0566 | H8 | 2.1437 | 1.1067 | 2.1068 | 2.5807 | 2.3394 | 3.4626 | 1.7877 | 3.0566 | 2.4793 | H9 | 1.1067 | 2.1437 | 2.5807 | 2.1068 | 3.4626 | 2.3394 | 2.4793 | 3.0566 | 1.7877 | H10 | 1.1067 | 2.1437 | 2.5807 | 2.1068 | 3.4626 | 2.3394 | 3.0566 | 2.4793 | 1.7877 |
| atom1 | atom2 | atom3 | angle | atom1 | atom2 | atom3 | angle | |
|---|---|---|---|---|---|---|---|---|
| C1 | C2 | O3 | 106.853 | C1 | C2 | H7 | 108.647 | |
| C1 | C2 | H8 | 108.647 | C1 | O4 | H6 | 106.726 | |
| C2 | C1 | O4 | 106.853 | C2 | C1 | H9 | 108.647 | |
| C2 | C1 | H10 | 108.647 | C2 | O3 | H5 | 106.726 | |
| O3 | C2 | H7 | 112.423 | O3 | C2 | H8 | 112.423 | |
| O4 | C1 | H9 | 112.423 | O4 | C1 | H10 | 112.423 | |
| H7 | C2 | H8 | 107.738 | H9 | C1 | H10 | 107.738 |
Electronic state