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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 | 116.5 | 2.7 |
NH2CONH2 | Urea | 112.8 | 111.8 | 1.0 |
C6H5NH2 | aniline | 114.9 | 114.1 | 0.9 |
CH3NH2 | methyl amine | 111.0 | 109.5 | 1.5 |
CH3CH2NH2 | Ethylamine | 111.1 | 109.0 | 2.1 |
CHONH2 | formamide | 118.5 | 121.6 | -3.1 |
CHONH2 | formamide | 120.0 | 119.1 | 0.9 |
HNCO | Isocyanic acid | 123.9 | 123.4 | 0.5 |
C4H5N | Pyrrole | 125.1 | 124.9 | 0.2 |
CH3NHCH3 | Dimethylamine | 108.9 | 108.9 | -0.0 |
C2H5N | Aziridine | 109.3 | 109.1 | 0.2 |
CH2NH | Methanimine | 110.5 | 109.3 | 1.2 |
HNC | hydrogen isocyanide | 180.0 | 180.0 | 0.0 |
B1B95/CEP-31G* for aHNC
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-3.5 | -3 | -2.5 | -2 | -1.5 | -1 | -0.5 | 0 | 0.5 | 1 | 1.5 | 2 | 2.5 | ||||||||||||||||||||||||||||
Angle difference calc. - exp. (degrees) |
Species | Name | Difference (degrees) | |
---|---|---|---|
Most negative difference | CHONH2 | formamide | -3.1 |
Most positive difference | NH2CONH2 | Urea | 2.7 |