return to home page 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

Compare Angles

18 10 26 16 25

Click on entry for experimental details.
Species Name Experimental Angle Calculated Angle Difference
H2CO Formaldehyde 116.1 116.7 -0.6
CH3COCH3 Acetone 108.4 110.2 -1.8
CH3SOCH3 Dimethyl sulfoxide 106.6 110.5 -3.9
CH4 Methane 109.5 109.5 -0.0
CH3Br methyl bromide 111.2 111.3 -0.1
C2H6 Ethane 108.0 107.7 0.3
C2H4 Ethylene 117.6 117.0 0.6
CH3Cl Methyl chloride 110.8 110.8 -0.1
CH3NH2 methyl amine 108.4 108.2 0.2
CH3SH Methanethiol 110.3 108.9 1.4
CH2Br2 dibromomethane 110.9 112.6 -1.7
C2H5Br Ethyl bromide 108.9 108.6 0.3
C2H5Br Ethyl bromide 109.9 109.7 0.2
CH2BrCl Methane, bromochloro- 109.5 112.5 -3.0
C3H8 Propane 106.1 106.5 -0.4
C3H8 Propane 107.3 108.0 -0.7
C3H8 Propane 108.1 107.7 0.4
CH3CCH propyne 108.3 108.5 -0.3
CH2CHF Ethene, fluoro- 120.1 119.7 0.4
CH3CN Acetonitrile 109.5 109.3 0.2
CH3CHO Acetaldehyde 108.3 110.5 -2.2
CH3CH2SH ethanethiol 106.6 107.5 -0.9
CH3CH2SH ethanethiol 108.9 111.4 -2.5
CH3CH2SH ethanethiol 108.9 107.5 1.4
CH3CH2SH ethanethiol 106.6 107.5 -0.9
CH3CH2SH ethanethiol 108.1 108.1 -0.0
CH3CH2SH ethanethiol 109.3 108.1 1.2
CH3CH2SH ethanethiol 106.9 108.2 -1.3
CH2Cl2 Methylene chloride 112.1 112.4 -0.3
CH2F2 Methane, difluoro- 112.8 114.0 -1.2
CH3SCH3 Dimethyl sulfide 109.6 109.1 0.5
C3H6 Cyclopropane 114.5 115.0 -0.5
C2H4O Ethylene oxide 116.8 116.4 0.4
CH3CHF2 Ethane, 1,1-difluoro- 107.9 109.7 -1.8
CH2CHCHO Acrolein 118.0 117.3 0.7
CH2CHCHO Acrolein 120.0 117.3 2.7
CH3OCH3 Dimethyl ether 109.2 109.2 -0.0
CH3OCH3 Dimethyl ether 108.0 108.6 -0.6
CH3CH2CHO Propanal 108.7 108.8 -0.1
CH3CH2CHO Propanal 107.0 107.4 -0.4
CH3CH2CHO Propanal 105.0 105.2 -0.2
C4H8O2 Ethyl acetate 108.1 107.8 0.3
C2H4S Thiirane 115.8 115.7 0.1
CH2CCH2 allene 118.2 118.3 -0.1
CH2CO Ketene 122.6 121.9 0.6
CH3F Methyl fluoride 110.2 110.4 -0.2
C2H4F2 1,2-difluoroethane 110.0 110.7 -0.7
C2H4F2 1,2-difluoroethane 109.1 110.1 -1.0
CH2CHCH2F Allyl Fluoride 120.0 118.2 1.8
CH2CHCH2F Allyl Fluoride 119.3 120.8 -1.5
H2CS Thioformaldehyde 116.5 116.6 -0.1
CH2NH Methanimine 116.9 117.0 -0.1
CH3 Methyl radical 120.0 120.0 0.0
CH2- methylene anion 103.0 102.4 0.6
C3H4 cyclopropene 114.6 114.1 0.5
H2CSe Selenoformaldehyde 117.9 117.0 0.9
CH2Cl chloromethyl radical 122.6 125.1 -2.5
CH2CS Thioketene 120.3 119.7 0.6

M06-2X/daug-cc-pVDZ for aHCH

Histogram of angle differences (in degrees) vs number of species


Differences greater than 8 are in the 8 bin. Differences less than -4 are in the -4 bin.

histogram chart 30
histogram chart 25 histogram chart
histogram chart 20 histogram chart
histogram chart 15 histogram chart
histogram chart 10 histogram chart histogram chart
histogram chart 5 histogram chart histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-4 -3 -2 -1 0 1 2 3 4 5 6 7 8
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH3SOCH3 Dimethyl sulfoxide -3.9
Most positive difference CH2CHCHO Acrolein 2.7