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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 | -229.716208 |
| Energy at 298.15K | -229.723366 |
| HF Energy | -228.977176 |
| Nuclear repulsion energy | 130.758787 |
| 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 | 3874 | 3669 | 0.00 | |||
| 2 | Ag | 3060 | 2899 | 0.00 | |||
| 3 | Ag | 1569 | 1486 | 0.00 | |||
| 4 | Ag | 1534 | 1453 | 0.00 | |||
| 5 | Ag | 1324 | 1254 | 0.00 | |||
| 6 | Ag | 1125 | 1066 | 0.00 | |||
| 7 | Ag | 1029 | 974 | 0.00 | |||
| 8 | Ag | 492 | 466 | 0.00 | |||
| 9 | Au | 3129 | 2964 | 101.53 | |||
| 10 | Au | 1258 | 1191 | 2.20 | |||
| 11 | Au | 857 | 812 | 3.75 | |||
| 12 | Au | 245 | 232 | 284.99 | |||
| 13 | Au | 131 | 124 | 43.99 | |||
| 14 | Bg | 3103 | 2939 | 0.00 | |||
| 15 | Bg | 1338 | 1268 | 0.00 | |||
| 16 | Bg | 1188 | 1125 | 0.00 | |||
| 17 | Bg | 227 | 215 | 0.00 | |||
| 18 | Bu | 3875 | 3670 | 50.33 | |||
| 19 | Bu | 3065 | 2903 | 103.48 | |||
| 20 | Bu | 1578 | 1494 | 5.10 | |||
| 21 | Bu | 1445 | 1369 | 7.38 | |||
| 22 | Bu | 1220 | 1156 | 132.86 | |||
| 23 | Bu | 1112 | 1053 | 189.44 | |||
| 24 | Bu | 301 | 285 | 25.87 |
| A | B | C |
|---|---|---|
| 1.02007 | 0.13496 | 0.12483 |
Point Group is C2h
Cartesians (Å)| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| C1 | 0.000 | 0.755 | 0.000 |
| C2 | 0.000 | -0.755 | 0.000 |
| O3 | 1.359 | -1.163 | 0.000 |
| O4 | -1.359 | 1.163 | 0.000 |
| H5 | 1.386 | -2.121 | 0.000 |
| H6 | -1.386 | 2.121 | 0.000 |
| H7 | -0.533 | -1.110 | 0.890 |
| H8 | -0.533 | -1.110 | -0.890 |
| H9 | 0.533 | 1.110 | 0.890 |
| H10 | 0.533 | 1.110 | -0.890 |
| C1 | C2 | O3 | O4 | H5 | H6 | H7 | H8 | H9 | H10 | |
|---|---|---|---|---|---|---|---|---|---|---|
| C1 | 1.5093 | 2.3501 | 1.4191 | 3.1921 | 1.9461 | 2.1338 | 2.1338 | 1.0966 | 1.0966 | C2 | 1.5093 | 1.4191 | 2.3501 | 1.9461 | 3.1921 | 1.0966 | 1.0966 | 2.1338 | 2.1338 | O3 | 2.3501 | 1.4191 | 3.5770 | 0.9588 | 4.2797 | 2.0921 | 2.0921 | 2.5763 | 2.5763 | O4 | 1.4191 | 2.3501 | 3.5770 | 4.2797 | 0.9588 | 2.5763 | 2.5763 | 2.0921 | 2.0921 | H5 | 3.1921 | 1.9461 | 0.9588 | 4.2797 | 5.0672 | 2.3447 | 2.3447 | 3.4578 | 3.4578 | H6 | 1.9461 | 3.1921 | 4.2797 | 0.9588 | 5.0672 | 3.4578 | 3.4578 | 2.3447 | 2.3447 | H7 | 2.1338 | 1.0966 | 2.0921 | 2.5763 | 2.3447 | 3.4578 | 1.7797 | 2.4629 | 3.0386 | H8 | 2.1338 | 1.0966 | 2.0921 | 2.5763 | 2.3447 | 3.4578 | 1.7797 | 3.0386 | 2.4629 | H9 | 1.0966 | 2.1338 | 2.5763 | 2.0921 | 3.4578 | 2.3447 | 2.4629 | 3.0386 | 1.7797 | H10 | 1.0966 | 2.1338 | 2.5763 | 2.0921 | 3.4578 | 2.3447 | 3.0386 | 2.4629 | 1.7797 |
| atom1 | atom2 | atom3 | angle | atom1 | atom2 | atom3 | angle | |
|---|---|---|---|---|---|---|---|---|
| C1 | C2 | O3 | 106.703 | C1 | C2 | H7 | 108.900 | |
| C1 | C2 | H8 | 108.900 | C1 | O4 | H6 | 108.293 | |
| C2 | C1 | O4 | 106.703 | C2 | C1 | H9 | 108.900 | |
| C2 | C1 | H10 | 108.900 | C2 | O3 | H5 | 108.293 | |
| O3 | C2 | H7 | 111.892 | O3 | C2 | H8 | 111.892 | |
| O4 | C1 | H9 | 111.892 | O4 | C1 | H10 | 111.892 | |
| H7 | C2 | H8 | 108.472 | H9 | C1 | H10 | 108.472 |
Electronic state