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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 |
|---|---|---|---|---|
| CH3NH2 | methyl amine | 111.0 | 111.2 | -0.2 |
| CH3CH2NH2 | Ethylamine | 111.1 | 111.3 | -0.2 |
| CHONH2 | formamide | 118.5 | 121.2 | -2.7 |
| CHONH2 | formamide | 120.0 | 119.5 | 0.5 |
| HNCO | Isocyanic acid | 123.9 | 123.3 | 0.6 |
| CH3NHCH3 | Dimethylamine | 108.9 | 110.1 | -1.2 |
| HNCNH | diiminomethane | 118.6 | 118.1 | 0.6 |
| C2H5N | Aziridine | 109.3 | 111.7 | -2.4 |
| CH2NH | Methanimine | 110.5 | 111.8 | -1.3 |
| HNC | hydrogen isocyanide | 180.0 | 180.0 | 0.0 |
HF/cc-pVQZ for aHNC
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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 | CHONH2 | formamide | -2.7 |
| Most positive difference | HNCNH | diiminomethane | 0.6 |