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
CH3CH2OH Ethanol 105.4 108.9 -3.5
HCOOH Formic acid 106.3 109.7 -3.4
CH3OH Methyl alcohol 108.9 108.7 0.2
CF3COOH trifluoroacetic acid 107.0 109.3 -2.3
HOCH2COOH Hydroxyacetic acid 105.5 109.6 -4.1
HOCH2COOH Hydroxyacetic acid 105.2 107.1 -1.9
C3H6O 2-Propen-1-ol 107.3 108.5 -1.2
C2H2O4 Oxalic Acid 104.4 108.5 -4.1
C3H8O2 1,3-Propanediol 109.0 105.6 3.4
C3H8O2 1,3-Propanediol 97.0 110.3 -13.3
CH2CHOH ethenol 108.3 110.5 -2.2
HOCO+ Hydrocarboxyl cation 119.4 130.6 -11.2

PBEPBE/6-31G for aHOC

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


Differences greater than 10 are in the 10 bin. Differences less than -14 are in the -14 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4
histogram chart 2 histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-14 -12 -10 -8 -6 -4 -2 0 2 4 6 8 10
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C3H8O2 1,3-Propanediol -13.3
Most positive difference C3H8O2 1,3-Propanediol 3.4