return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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Compare Angles

18 10 26 16 25

Click on entry for experimental details.
Species Name Experimental Angle Calculated Angle Difference
CH3CCl3 Ethane, 1,1,1-trichloro- 109.5 109.9 -0.4
CH3Cl Methyl chloride 110.8 110.3 0.5
CH3SH Methanethiol 110.3 108.6 1.7
CH3CH2SH ethanethiol 108.9 108.9 -0.0
CH3CH2SH ethanethiol 108.9 108.4 0.5
CH3CH2SH ethanethiol 108.1 108.2 -0.1
CH3CH2SH ethanethiol 106.6 97.1 9.5
CH3CH2SH ethanethiol 106.6 108.4 -1.8
CH3CH2SH ethanethiol 109.3 108.2 1.1
CH2Cl2 Methylene chloride 112.1 111.4 0.7
CH2F2 Methane, difluoro- 112.8 113.0 -0.2
CH3SCH3 Dimethyl sulfide 109.6 108.8 0.8
CH2CCl2 Ethene, 1,1-dichloro- 120.0 120.2 -0.2
CH3COCl Acetyl Chloride 108.6 110.7 -2.1
Si(CH3)4 tetramethylsilane 109.8 107.9 1.9
C2H4S Thiirane 115.8 115.8 0.0
CH2FCl fluorochloromethane 110.4 112.2 -1.8
H2CS Thioformaldehyde 116.5 116.3 0.2
CH3SiH3 methyl silane 108.0 108.2 -0.2
SiH2(CH3)2 dimethylsilane 107.8 108.1 -0.3
SiH2(CH3)2 dimethylsilane 108.1 108.1 -0.0
H2CSe Selenoformaldehyde 117.9 116.9 1.0
CH2Cl chloromethyl radical 122.6 124.1 -1.5
CH3S thiomethoxy 108.9 43.5 65.5
CH2CS Thioketene 120.3 119.9 0.4
CH2PH Phosphaethene 117.2 116.5 0.7

MP2=FULL/cc-pV(T+d)Z for aHCH

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


Differences greater than 110 are in the 110 bin. Differences less than -10 are in the -10 bin.

histogram chart 25
histogram chart 20 histogram chart
histogram chart 15 histogram chart
histogram chart 10 histogram chart
histogram chart 5 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart
-10 0 10 20 30 40 50 60 70 80 90 100 110
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH3COCl Acetyl Chloride -2.1
Most positive difference CH3S thiomethoxy 65.5