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 | 111.3 | -0.3 |
C2H4 | Ethylene | 121.2 | 121.5 | -0.3 |
C2H2 | Acetylene | 180.0 | 180.0 | 0.0 |
C3H8 | Propane | 111.8 | 111.7 | 0.1 |
C3H8 | Propane | 110.6 | 110.8 | -0.2 |
C3H8 | Propane | 109.5 | 109.6 | -0.0 |
CH3CCH | propyne | 110.6 | 110.7 | -0.1 |
CH3CN | Acetonitrile | 109.4 | 110.0 | -0.5 |
CH3CHO | Acetaldehyde | 117.5 | 115.4 | 2.1 |
CH3CH2SH | ethanethiol | 110.2 | 110.6 | -0.4 |
CH3CH2SH | ethanethiol | 109.7 | 110.9 | -1.2 |
CH3CH2SH | ethanethiol | 110.6 | 110.2 | 0.4 |
C3H6 | Cyclopropane | 117.9 | 117.9 | 0.0 |
C2H4O | Ethylene oxide | 119.1 | 119.5 | -0.4 |
CH3CH2CH2CH3 | Butane | 111.0 | 109.1 | 1.9 |
CH2CHCH2CH3 | 1-Butene | 117.1 | 116.2 | 0.9 |
CH2CHCH2CH3 | 1-Butene | 110.3 | 110.6 | -0.3 |
C4H5N | Pyrrole | 127.1 | 127.0 | 0.1 |
C4H5N | Pyrrole | 130.8 | 131.3 | -0.5 |
C4H5N | Pyrrole | 128.2 | 125.7 | 2.5 |
CH3CH2CHO | Propanal | 110.3 | 110.7 | -0.4 |
CH3CH2CHO | Propanal | 111.9 | 107.0 | 4.9 |
CH3CH2CHO | Propanal | 115.1 | 115.3 | -0.2 |
CH3CH2CHO | Propanal | 111.7 | 110.7 | 1.0 |
CH3CH2CHO | Propanal | 106.8 | 111.8 | -5.0 |
C4H4Se | selenophene | 122.9 | 123.0 | -0.1 |
C2H2N2O | Furazan | 130.2 | 130.5 | -0.3 |
C2H4S | Thiirane | 117.9 | 118.0 | -0.1 |
CH3CHFCH3 | 2-Fluoropropane | 110.0 | 110.5 | -0.5 |
CH3CHFCH3 | 2-Fluoropropane | 109.5 | 110.1 | -0.7 |
CH3CHFCH3 | 2-Fluoropropane | 110.5 | 110.2 | 0.3 |
CH3CHFCH3 | 2-Fluoropropane | 110.2 | 110.5 | -0.3 |
CH(CN)3 | tricyanomethane | 106.6 | 108.1 | -1.5 |
CH2CO | Ketene | 118.7 | 119.3 | -0.5 |
C2H4F2 | 1,2-difluoroethane | 111.4 | 110.2 | 1.2 |
C2H4F2 | 1,2-difluoroethane | 108.4 | 110.7 | -2.3 |
C2H4F2 | 1,2-difluoroethane | 111.3 | 109.7 | 1.6 |
CH2ClCCCl | 1,3-dichloropropyne | 108.8 | 111.1 | -2.3 |
C3H5 | Allyl radical | 120.9 | 121.5 | -0.6 |
C3H5 | Allyl radical | 117.7 | 117.7 | -0.0 |
C2H2ClF | 1-chloro-1-fluoroethylene | 119.2 | 120.2 | -1.0 |
C2H2ClF | 1-chloro-1-fluoroethylene | 119.3 | 122.3 | -3.1 |
C2H3 | vinyl | 137.3 | 138.2 | -0.9 |
C2H3 | vinyl | 121.5 | 121.2 | 0.3 |
C3H4 | cyclopropene | 149.9 | 150.0 | -0.1 |
C3H4 | cyclopropene | 145.6 | 145.5 | 0.0 |
C3H4 | cyclopropene | 119.2 | 119.4 | -0.2 |
C5H6 | Propellane | 116.9 | 117.0 | -0.1 |
MP4=FULL/6-311+G(3df,2p) for aHCC
30 | ||||||||||||||||||||||||||||||||||||||||
25 | ||||||||||||||||||||||||||||||||||||||||
20 | ||||||||||||||||||||||||||||||||||||||||
15 | ||||||||||||||||||||||||||||||||||||||||
10 | ||||||||||||||||||||||||||||||||||||||||
5 | ||||||||||||||||||||||||||||||||||||||||
0 | ||||||||||||||||||||||||||||||||||||||||
-6 | -5 | -4 | -3 | -2 | -1 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | ||||||||||||||||||||||||||||
Angle difference calc. - exp. (degrees) |
Species | Name | Difference (degrees) | |
---|---|---|---|
Most negative difference | CH3CH2CHO | Propanal | -5.0 |
Most positive difference | CH3CH2CHO | Propanal | 4.9 |