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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 | 110.4 | 8.9 |
| NH2CONH2 | Urea | 112.8 | 108.9 | 3.9 |
| CH3CSNH2 | Ethanethioamide | 124.0 | 116.6 | 7.4 |
| CH3CSNH2 | Ethanethioamide | 114.4 | 115.0 | -0.6 |
| CH3NH2 | methyl amine | 111.0 | 104.8 | 6.2 |
| C4H5N | Pyrrole | 125.1 | 125.4 | -0.3 |
| CHSNH2 | thioformamide | 117.9 | 122.3 | -4.4 |
| CHSNH2 | thioformamide | 120.4 | 120.7 | -0.3 |
| HNCNH | diiminomethane | 118.6 | 112.1 | 6.6 |
| CH2NH | Methanimine | 110.5 | 106.3 | 4.2 |
| HNCS | Isothiocyanic acid | 131.7 | 119.9 | 11.8 |
mPW1PW91/STO-3G for aHNC
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| -6 | -4 | -2 | 0 | 2 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | CHSNH2 | thioformamide | -4.4 |
| Most positive difference | HNCS | Isothiocyanic acid | 11.8 |