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
HCOOH Formic acid 106.3 106.5 -0.2
CH3OH Methyl alcohol 108.9 107.5 1.4
CF3COOH trifluoroacetic acid 107.0 109.4 -2.4
HOCH2COOH Hydroxyacetic acid 105.5 106.8 -1.3
HOCH2COOH Hydroxyacetic acid 105.2 105.9 -0.7
C3H6O 2-Propen-1-ol 107.3 107.7 -0.4
C2H2O4 Oxalic Acid 104.4 106.6 -2.2
C3H8O2 1,3-Propanediol 109.0 106.1 2.9
C3H8O2 1,3-Propanediol 97.0 108.4 -11.4
CH2CHOH ethenol 108.3 108.4 -0.1
HOCO+ Hydrocarboxyl cation 119.4 117.9 1.5

CCD/6-31G(2df,p) for aHOC

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


Differences greater than 12 are in the 12 bin. Differences less than -12 are in the -12 bin.

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

  Species Name Difference (degrees)
Most negative difference C3H8O2 1,3-Propanediol -11.4
Most positive difference C3H8O2 1,3-Propanediol 2.9