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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
| You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules | |
| Species | Name | Experimental Angle | Calculated Angle | Difference |
|---|---|---|---|---|
| CH3CHO | Acetaldehyde | 123.9 | 123.9 | 0.0 |
| C2H4O | Ethylene oxide | 59.2 | 60.2 | -1.0 |
| ClCOClCO | Oxalyl chloride | 124.2 | 124.4 | -0.2 |
| CH3CH2CHO | Propanal | 124.4 | 124.0 | 0.4 |
| C2H2O4 | Oxalic Acid | 123.1 | 121.1 | 2.0 |
| C3O2 | Carbon suboxide | 179.2 | 180.0 | -0.8 |
| C3H2O3 | vinylene carbonate | 108.7 | 108.9 | -0.2 |
MP3=FULL/6-31G for aCCO
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| -1.5 | -1 | -0.5 | 0 | 0.5 | 1 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | C2H4O | Ethylene oxide | -1.0 |
| Most positive difference | C2H2O4 | Oxalic Acid | 2.0 |