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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- | 120.8 | 123.3 | -2.5 |
| CH3CHF2 | Ethane, 1,1-difluoro- | 110.7 | 109.3 | 1.4 |
| CF3COOH | trifluoroacetic acid | 109.5 | 109.2 | 0.3 |
| CF2CCl2 | difluorodichloroethylene | 124.0 | 123.9 | 0.1 |
| C3F6 | hexafluoropropene | 123.9 | 122.5 | 1.4 |
| C3F6 | hexafluoropropene | 120.0 | 124.5 | -4.5 |
| C3F6 | hexafluoropropene | 110.3 | 111.2 | -0.9 |
| CHF2CHF2 | 1,1,2,2-tetrafluoroethane | 108.5 | 108.0 | 0.5 |
| CHF2CHF2 | 1,1,2,2-tetrafluoroethane | 110.1 | 109.1 | 1.0 |
| CH3CHFCH3 | 2-Fluoropropane | 108.1 | 108.0 | 0.1 |
| F2CCCF2 | tetrafluoroallene | 125.8 | 125.9 | -0.1 |
| C2H4F2 | 1,2-difluoroethane | 110.6 | 110.1 | 0.5 |
| C4F6 | perfluorobutadiene | 124.5 | 122.9 | 1.6 |
| CH2CHCH2F | Allyl Fluoride | 111.7 | 110.3 | 1.3 |
| CH2CHCH2F | Allyl Fluoride | 110.9 | 122.3 | -11.4 |
| C2H2ClF | 1-chloro-1-fluoroethylene | 121.8 | 124.0 | -2.2 |
| HCCF | Fluoroacetylene | 180.0 | 180.0 | 0.0 |
HSEh1PBE/3-21G* for aCCF
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| -12 | -10 | -8 | -6 | -4 | -2 | 0 | 2 | 4 | 6 | 8 | 10 | 12 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | CH2CHCH2F | Allyl Fluoride | -11.4 |
| Most positive difference | C4F6 | perfluorobutadiene | 1.6 |