| |
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 |
|---|---|---|---|---|
| C2H6 | Ethane | 110.9 | 111.1 | -0.2 |
| C2H4 | Ethylene | 121.2 | 121.6 | -0.4 |
| C2H2 | Acetylene | 180.0 | 180.0 | 0.0 |
| C3H6 | Cyclopropane | 117.9 | 117.9 | -0.0 |
| CH2CHOH | ethenol | 129.1 | 123.1 | 6.0 |
| CH2CHOH | ethenol | 121.7 | 122.3 | -0.6 |
| CH2CHOH | ethenol | 119.5 | 119.7 | -0.2 |
| C3H5 | Allyl radical | 120.9 | 121.5 | -0.6 |
| C3H5 | Allyl radical | 117.7 | 117.9 | -0.2 |
QCISD(T)/6-31+G** for aHCC
| 10 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||
| 8 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||
| 6 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
||||||||||||||
| 4 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 2 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||
| 0 | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|||||||||||||||||
| -1 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | ||||||||||||||||||||||||||||
| Angle difference calc. - exp. (degrees) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (degrees) | |
|---|---|---|---|
| Most negative difference | CH2CHOH | ethenol | -0.6 |
| Most positive difference | CH2CHOH | ethenol | 6.0 |