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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 |
|---|---|---|---|---|
| C2H6 | Ethane | 110.9 | 111.2 | -0.3 |
| C2H4 | Ethylene | 121.2 | 121.4 | -0.2 |
| CH3CCH | propyne | 110.6 | 110.6 | 0.0 |
| CH3CN | Acetonitrile | 109.4 | 109.8 | -0.4 |
| CH3CHO | Acetaldehyde | 117.5 | 115.4 | 2.1 |
| CH3CH2SH | ethanethiol | 110.2 | 110.8 | -0.6 |
| CH3CH2SH | ethanethiol | 109.7 | 110.8 | -1.1 |
| CH3CH2SH | ethanethiol | 110.6 | 110.2 | 0.4 |
| C2H4O | Ethylene oxide | 119.1 | 119.4 | -0.3 |
| CH3CH2CHO | Propanal | 110.3 | 110.7 | -0.4 |
| CH3CH2CHO | Propanal | 111.9 | 106.9 | 5.0 |
| CH3CH2CHO | Propanal | 115.1 | 115.2 | -0.1 |
| CH3CH2CHO | Propanal | 111.7 | 110.6 | 1.1 |
| CH3CH2CHO | Propanal | 106.8 | 111.8 | -5.0 |
| C2H2N2O | Furazan | 130.2 | 130.3 | -0.1 |
| C2H4S | Thiirane | 117.9 | 118.0 | -0.1 |
| CH2CO | Ketene | 118.7 | 119.1 | -0.4 |
| C2H4F2 | 1,2-difluoroethane | 111.4 | 111.1 | 0.3 |
| C2H4F2 | 1,2-difluoroethane | 108.4 | 110.0 | -1.6 |
| C2H4F2 | 1,2-difluoroethane | 111.3 | 108.4 | 2.9 |
| C3H4 | cyclopropene | 149.9 | 150.0 | -0.1 |
| C3H4 | cyclopropene | 145.6 | 145.5 | 0.1 |
| C3H4 | cyclopropene | 119.2 | 119.2 | -0.0 |
MP4/daug-cc-pVTZ for aHCC
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| -6 | -5 | -4 | -3 | -2 | -1 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | CH3CH2CHO | Propanal | -5.0 |
| Most positive difference | CH3CH2CHO | Propanal | 5.0 |