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 |
---|---|---|---|---|
H2CO | Formaldehyde | 116.1 | 116.0 | 0.1 |
CH3OH | Methyl alcohol | 109.0 | 108.5 | 0.5 |
CH3COCH3 | Acetone | 108.4 | 109.8 | -1.4 |
CH3SOCH3 | Dimethyl sulfoxide | 106.6 | 110.0 | -3.4 |
CH4 | Methane | 109.5 | 109.5 | -0.0 |
CH3Br | methyl bromide | 111.2 | 111.3 | -0.2 |
C2H6 | Ethane | 108.0 | 107.6 | 0.4 |
C2H4 | Ethylene | 117.6 | 116.5 | 1.1 |
CH3Cl | Methyl chloride | 110.8 | 110.7 | 0.0 |
CH3I | methyl iodide | 111.4 | 111.6 | -0.2 |
CH3NH2 | methyl amine | 108.4 | 108.0 | 0.4 |
CH3SH | Methanethiol | 110.3 | 108.9 | 1.4 |
CH2Br2 | dibromomethane | 110.9 | 112.7 | -1.8 |
C2H5Br | Ethyl bromide | 108.9 | 108.4 | 0.5 |
C2H5Br | Ethyl bromide | 109.9 | 109.6 | 0.3 |
CH2BrCl | Methane, bromochloro- | 109.5 | 112.4 | -2.9 |
C3H8 | Propane | 106.1 | 106.2 | -0.1 |
C3H8 | Propane | 107.3 | 107.8 | -0.5 |
C3H8 | Propane | 108.1 | 107.6 | 0.5 |
CH3CCH | propyne | 108.3 | 108.1 | 0.2 |
CH2CHF | Ethene, fluoro- | 120.1 | 119.1 | 1.0 |
C2H5I | Ethyl iodide | 109.9 | 109.7 | 0.2 |
C2H5I | Ethyl iodide | 109.3 | 108.2 | 1.1 |
C2H5I | Ethyl iodide | 107.9 | 108.4 | -0.5 |
CH3CN | Acetonitrile | 109.5 | 108.9 | 0.6 |
CH3CHO | Acetaldehyde | 108.3 | 110.2 | -1.9 |
CH3CH2SH | ethanethiol | 106.6 | 107.3 | -0.7 |
CH3CH2SH | ethanethiol | 108.9 | 111.5 | -2.6 |
CH3CH2SH | ethanethiol | 108.9 | 107.3 | 1.6 |
CH3CH2SH | ethanethiol | 106.6 | 107.3 | -0.7 |
CH3CH2SH | ethanethiol | 108.1 | 108.0 | 0.1 |
CH3CH2SH | ethanethiol | 109.3 | 108.0 | 1.4 |
CH3CH2SH | ethanethiol | 106.9 | 108.0 | -1.1 |
CH2Cl2 | Methylene chloride | 112.1 | 112.1 | 0.0 |
CH2F2 | Methane, difluoro- | 112.8 | 113.8 | -1.0 |
CH2I2 | Diiodomethane | 111.6 | 112.2 | -0.6 |
CH3SCH3 | Dimethyl sulfide | 109.6 | 108.9 | 0.7 |
C3H6 | Cyclopropane | 114.5 | 114.3 | 0.2 |
C2H4O | Ethylene oxide | 116.8 | 115.7 | 1.0 |
CH3CHF2 | Ethane, 1,1-difluoro- | 107.9 | 109.4 | -1.5 |
CH2CHCH2CH3 | 1-Butene | 105.7 | 106.9 | -1.2 |
CH2CHCHO | Acrolein | 118.0 | 116.9 | 1.1 |
CH2CHCHO | Acrolein | 120.0 | 116.9 | 3.1 |
CH3OCH3 | Dimethyl ether | 109.2 | 109.2 | -0.0 |
CH3OCH3 | Dimethyl ether | 108.0 | 108.6 | -0.5 |
CH3CH2CHO | Propanal | 108.7 | 108.5 | 0.2 |
CH3CH2CHO | Propanal | 107.0 | 107.4 | -0.4 |
CH3CH2CHO | Propanal | 105.0 | 104.7 | 0.3 |
C4H8O2 | Ethyl acetate | 108.1 | 107.8 | 0.3 |
C5H8 | Bicyclo[1.1.1]pentane | 111.7 | 111.8 | -0.1 |
CH2FI | fluoroiodomethane | 113.0 | 113.4 | -0.5 |
C2H4S | Thiirane | 115.8 | 115.1 | 0.7 |
CH2CCH2 | allene | 118.2 | 117.4 | 0.8 |
CH2CO | Ketene | 122.6 | 120.9 | 1.7 |
CH3F | Methyl fluoride | 110.2 | 110.3 | -0.1 |
CH2ClI | chloroiodomethane | 111.0 | 112.3 | -1.3 |
CH3CCl2CH3 | Propane, 2,2-dichloro- | 107.2 | 109.1 | -1.9 |
C2H4F2 | 1,2-difluoroethane | 110.0 | 110.9 | -0.9 |
C2H4F2 | 1,2-difluoroethane | 109.1 | 109.8 | -0.7 |
CH2CHCH2F | Allyl Fluoride | 120.0 | 117.6 | 2.4 |
CH2CHCH2F | Allyl Fluoride | 119.3 | 120.6 | -1.3 |
H2CS | Thioformaldehyde | 116.5 | 115.5 | 1.0 |
CH2ClCCCl | 1,3-dichloropropyne | 99.0 | 109.4 | -10.5 |
CH2NH | Methanimine | 116.9 | 116.4 | 0.5 |
CH3 | Methyl radical | 120.0 | 120.0 | -0.0 |
CH2- | methylene anion | 103.0 | 99.9 | 3.1 |
C3H4 | cyclopropene | 114.6 | 113.7 | 0.9 |
H2CSe | Selenoformaldehyde | 117.9 | 116.3 | 1.6 |
CH2Cl | chloromethyl radical | 122.6 | 124.4 | -1.8 |
CH2CS | Thioketene | 120.3 | 118.7 | 1.6 |
TPSSh/Def2TZVPP for aHCH
45 | ||||||||||||||||||||||||||||||||||||||||
40 | ||||||||||||||||||||||||||||||||||||||||
35 | ||||||||||||||||||||||||||||||||||||||||
30 | ||||||||||||||||||||||||||||||||||||||||
25 | ||||||||||||||||||||||||||||||||||||||||
20 | ||||||||||||||||||||||||||||||||||||||||
15 | ||||||||||||||||||||||||||||||||||||||||
10 | ||||||||||||||||||||||||||||||||||||||||
5 | ||||||||||||||||||||||||||||||||||||||||
0 | ||||||||||||||||||||||||||||||||||||||||
-12 | -10 | -8 | -6 | -4 | -2 | 0 | 2 | 4 | 6 | 8 | 10 | 12 | ||||||||||||||||||||||||||||
Angle difference calc. - exp. (degrees) |
Species | Name | Difference (degrees) | |
---|---|---|---|
Most negative difference | CH2ClCCCl | 1,3-dichloropropyne | -10.5 |
Most positive difference | CH2- | methylene anion | 3.1 |