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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 |
|---|---|---|---|---|
| NH2CONH2 | Urea | 119.2 | 116.4 | 2.8 |
| NH2CONH2 | Urea | 112.8 | 112.4 | 0.3 |
| C6H5NH2 | aniline | 114.9 | 113.1 | 1.8 |
| CH3CSNH2 | Ethanethioamide | 124.0 | 122.1 | 1.9 |
| CH3CSNH2 | Ethanethioamide | 114.4 | 119.3 | -4.9 |
| CH3NH2 | methyl amine | 111.0 | 110.2 | 0.8 |
| CH3CH2NH2 | Ethylamine | 111.1 | 110.2 | 0.9 |
| HNCO | Isocyanic acid | 123.9 | 123.2 | 0.7 |
| C4H5N | Pyrrole | 125.1 | 125.3 | -0.2 |
| CHSNH2 | thioformamide | 117.9 | 121.6 | -3.7 |
| CHSNH2 | thioformamide | 120.4 | 119.6 | 0.8 |
| CH3NHCH3 | Dimethylamine | 108.9 | 109.2 | -0.3 |
| HNCNH | diiminomethane | 118.6 | 116.9 | 1.7 |
| C2H5N | Aziridine | 109.3 | 110.9 | -1.6 |
| CH2NH | Methanimine | 110.5 | 110.8 | -0.3 |
| HNCS | Isothiocyanic acid | 131.7 | 140.3 | -8.6 |
| HNC | hydrogen isocyanide | 180.0 | 180.0 | 0.0 |
HF/CEP-121G* for aHNC
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| -9 | -8 | -7 | -6 | -5 | -4 | -3 | -2 | -1 | 0 | 1 | 2 | 3 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | HNCS | Isothiocyanic acid | -8.6 |
| Most positive difference | NH2CONH2 | Urea | 2.8 |