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
CH3SeH Methane selenol 110.0 109.3 0.7
H2CO Formaldehyde 116.1 115.3 0.9
C4H10O Ethoxy ethane 108.9 108.6 0.3
C4H10O Ethoxy ethane 108.2 107.9 0.3
C4H10O Ethoxy ethane 107.6 106.6 1.0
CH3OH Methyl alcohol 109.0 107.7 1.3
CH3COCH3 Acetone 108.4 109.5 -1.1
CH3CCl3 Ethane, 1,1,1-trichloro- 109.5 109.1 0.4
CH4 Methane 109.5 109.5 -0.0
CH3Br methyl bromide 111.2 111.1 0.0
C2H6 Ethane 108.0 107.3 0.7
C2H4 Ethylene 117.6 116.2 1.4
CH3Cl Methyl chloride 110.8 110.9 -0.2
CH3NH2 methyl amine 108.4 106.8 1.6
CH3SH Methanethiol 110.3 109.1 1.2
CH2Br2 dibromomethane 110.9 112.6 -1.7
C2H5Br Ethyl bromide 108.9 108.2 0.7
C2H5Br Ethyl bromide 109.9 109.9 0.0
CH2BrCl Methane, bromochloro- 109.5 112.8 -3.3
C3H8 Propane 106.1 105.8 0.3
C3H8 Propane 107.3 107.8 -0.5
C3H8 Propane 108.1 107.2 0.9
CH3CCH propyne 108.3 107.1 1.2
CH3CH2Cl Ethyl chloride 108.3 108.1 0.2
CH3CH2Cl Ethyl chloride 109.0 109.4 -0.5
CH2CHF Ethene, fluoro- 120.1 118.5 1.6
CH3CN Acetonitrile 109.5 107.9 1.6
CH3CHO Acetaldehyde 108.3 109.8 -1.5
CH3CH2SH ethanethiol 106.6 107.7 -1.1
CH3CH2SH ethanethiol 108.9 112.3 -3.4
CH3CH2SH ethanethiol 108.9 107.7 1.2
CH3CH2SH ethanethiol 106.6 107.7 -1.1
CH3CH2SH ethanethiol 108.1 107.5 0.6
CH3CH2SH ethanethiol 109.3 107.5 1.8
CH3CH2SH ethanethiol 106.9 107.7 -0.8
CH2Cl2 Methylene chloride 112.1 112.8 -0.7
CH2F2 Methane, difluoro- 112.8 112.8 -0.0
CH3SCH3 Dimethyl sulfide 109.6 109.3 0.3
C3H6 Cyclopropane 114.5 113.5 1.0
C2H4O Ethylene oxide 116.8 115.2 1.6
CH3CH(CH3)CH3 Isobutane 108.5 108.2 0.3
CH3CH(CH3)CH3 Isobutane 107.9 107.7 0.2
CH2CCl2 Ethene, 1,1-dichloro- 120.0 118.8 1.2
CH3COCl Acetyl Chloride 108.6 110.1 -1.5
CH3CHF2 Ethane, 1,1-difluoro- 107.9 108.8 -0.9
CH2CF2 Ethene, 1,1-difluoro- 122.0 119.5 2.5
N(CH3)3 Trimethylamine 108.1 107.7 0.4
N(CH3)3 Trimethylamine 108.6 108.2 0.4
Si(CH3)4 tetramethylsilane 109.8 108.2 1.6
C5H8 1,3-Butadiene, 2-methyl- 109.8 108.2 1.6
CH2CHCH2CH3 1-Butene 105.7 106.3 -0.6
CH2CHCHO Acrolein 118.0 116.8 1.2
CH2CHCHO Acrolein 120.0 116.8 3.2
C3H7SH 1-Propanethiol 108.1 106.3 1.8
C3H7SH 1-Propanethiol 108.9 109.0 -0.1
C2H8N2 Ethylenediamine 112.7 105.3 7.4
CH3OCHO methyl formate 110.7 111.2 -0.5
C6H10O cyclohexanone 106.0 107.5 -1.5
C3H2N2 Malononitrile 106.9 105.8 1.2
C6H12 Cyclohexane 106.7 106.6 0.1
C6H10 cyclohexene 105.5 105.1 0.4
C6H10 cyclohexene 106.9 106.8 0.1
CH3OCH3 Dimethyl ether 109.2 109.1 0.1
CH3OCH3 Dimethyl ether 108.0 107.8 0.2
CH2C(CH3)CH3 1-Propene, 2-methyl- 118.5 116.9 1.6
C5H8O Cyclopentanone 110.0 106.5 3.5
C7H8 Norbornadiene 112.0 111.2 0.8
CH3CH2CHO Propanal 108.7 108.6 0.1
CH3CH2CHO Propanal 107.0 106.4 0.6
CH3CH2CHO Propanal 105.0 104.1 0.9
C4H9N Pyrrolidine 106.0 107.6 -1.6
CH3NHCH3 Dimethylamine 109.0 107.2 1.8
CH3NHCH3 Dimethylamine 109.0 108.0 1.0
CH3NHCH3 Dimethylamine 107.2 106.6 0.6
C5H10O 2H-Pyran, tetrahydro- 109.4 106.8 2.6
C2H5N Aziridine 115.7 114.0 1.8
CH2N2 diazirine 117.0 119.3 -2.3
CH2O2 Dioxirane 117.3 116.7 0.6
C5H8 Spiropentane 113.7 114.0 -0.3
CH2NN diazomethane 126.0 121.7 4.3
C2H5F fluoroethane 108.8 108.4 0.4
C2H5F fluoroethane 108.9 108.1 0.8
C2H5F fluoroethane 108.7 108.2 0.5
CH2BrF Methane, bromofluoro- 112.0 113.2 -1.2

SVWN/6-31G 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
histogram chart 15 histogram chart histogram chart
histogram chart 10 histogram chart histogram chart histogram chart
histogram chart 5 histogram chart 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 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 CH3CH2SH ethanethiol -3.4
Most positive difference C2H8N2 Ethylenediamine 7.4