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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 |
|---|---|---|---|---|
| CH4 | Methane | 109.5 | 109.5 | -0.0 |
| CH3NH2 | methyl amine | 108.4 | 108.0 | 0.4 |
| H2CS | Thioformaldehyde | 116.5 | 116.4 | 0.2 |
| CH3 | Methyl radical | 120.0 | 120.0 | -0.0 |
| CH2 | Methylene | 135.5 | 134.1 | 1.4 |
| CH2 | Methylene | 102.4 | 134.1 | -31.7 |
QCISD(TQ)=FULL/cc-pVTZ for aHCH
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| -35 | -30 | -25 | -20 | -15 | -10 | -5 | 0 | 5 | 10 | 15 | 20 | 25 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | CH2 | Methylene | -31.7 |
| Most positive difference | CH2 | Methylene | 1.4 |