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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 |
|---|---|---|---|---|
| CH2CHF | Ethene, fluoro- | 120.9 | 118.8 | 2.1 |
| CH2CHF | Ethene, fluoro- | 119.0 | 121.6 | -2.6 |
| CH2CHF | Ethene, fluoro- | 129.2 | 126.8 | 2.4 |
| C2H2O2 | Ethanedial | 112.2 | 115.8 | -3.6 |
| C2H4F2 | 1,2-difluoroethane | 111.4 | 111.4 | -0.0 |
| C2H4F2 | 1,2-difluoroethane | 108.4 | 110.3 | -1.9 |
| C2H4F2 | 1,2-difluoroethane | 111.3 | 108.1 | 3.2 |
| C2H | Ethynyl radical | 180.0 | 180.0 | 0.0 |
| CH3CH2O | Ethoxy radical | 110.8 | 110.6 | 0.2 |
| C2H3 | vinyl | 137.3 | 136.0 | 1.3 |
| C2H3 | vinyl | 121.5 | 121.3 | 0.2 |
ROMP2/6-31+G** for aHCC
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| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | C2H2O2 | Ethanedial | -3.6 |
| Most positive difference | C2H4F2 | 1,2-difluoroethane | 3.2 |