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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 |
|---|---|---|---|---|
| H2CO | Formaldehyde | 116.1 | 116.4 | -0.2 |
| CH3Cl | Methyl chloride | 110.8 | 110.6 | 0.2 |
| CH2F2 | Methane, difluoro- | 112.8 | 113.6 | -0.8 |
| CH2CHCHO | Acrolein | 118.0 | 117.2 | 0.8 |
| CH2CHCHO | Acrolein | 120.0 | 117.2 | 2.8 |
| CH3OCHO | methyl formate | 110.7 | 110.8 | -0.1 |
| CH2N2 | diazirine | 117.0 | 119.8 | -2.8 |
| CH2O2 | Dioxirane | 117.3 | 117.0 | 0.4 |
| CH2NN | diazomethane | 126.0 | 124.8 | 1.2 |
| H2CS | Thioformaldehyde | 116.5 | 116.0 | 0.5 |
B2PLYP=FULLultrafine/aug-cc-pCVTZ for aHCH
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| -3 | -2.5 | -2 | -1.5 | -1 | -0.5 | 0 | 0.5 | 1 | 1.5 | 2 | 2.5 | 3 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | CH2N2 | diazirine | -2.8 |
| Most positive difference | CH2CHCHO | Acrolein | 2.8 |