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
CH3Br methyl bromide 111.2 111.2 -0.0
CH2CHF Ethene, fluoro- 120.1 118.8 1.3
CH3CH2SH ethanethiol 106.6 98.0 8.6
CH3CH2SH ethanethiol 108.9 108.4 0.5
CH3CH2SH ethanethiol 108.9 108.1 0.8
CH3CH2SH ethanethiol 106.6 108.1 -1.5
CH3CH2SH ethanethiol 108.1 108.3 -0.2
CH3CH2SH ethanethiol 109.3 108.3 1.1
CH3OCl methyl hypochlorite 110.5 109.9 0.6
CH3OCl methyl hypochlorite 108.3 110.1 -1.8
CH3CH2O Ethoxy radical 108.1 110.7 -2.6
CH3CH2O Ethoxy radical 106.5 106.5 -0.0
CH2- methylene anion 103.0 98.3 4.7
CH2 Methylene 135.5 128.4 7.1
CH2 Methylene 102.4 128.4 -26.0
CH2Cl chloromethyl radical 122.6 120.7 1.9
CH3 Methyl radical 120.0 119.7 0.3

ROHF/6-31G* for aHCH

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


Differences greater than 30 are in the 30 bin. Differences less than -30 are in the -30 bin.

histogram chart 12
histogram chart 10 histogram chart
histogram chart 8 histogram chart
histogram chart 6 histogram chart
histogram chart 4 histogram chart
histogram chart 2 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart
-30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH2 Methylene -26.0
Most positive difference CH3CH2SH ethanethiol 8.6