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
H2NCH2COOH Glycine 110.5 110.8 -0.3
C3H8O2 Propylene glycol 108.0 110.1 -2.1
CH3CH2OH Ethanol 105.4 110.8 -5.4
HCOOH Formic acid 106.3 111.6 -5.3
CH3OH Methyl alcohol 108.9 110.8 -1.9
CF3COOH trifluoroacetic acid 107.0 108.4 -1.4
HOCH2COOH Hydroxyacetic acid 105.5 111.3 -5.8
HOCH2COOH Hydroxyacetic acid 105.2 110.6 -5.4
C3H6O 2-Propen-1-ol 107.3 110.2 -2.9
C6H5OH phenol 109.0 111.0 -2.0
C2H2O4 Oxalic Acid 104.4 112.1 -7.7
C3H8O2 1,3-Propanediol 109.0 107.8 1.2
C3H8O2 1,3-Propanediol 97.0 111.3 -14.3
CH2CHOH ethenol 108.3 111.6 -3.3
HOCO+ Hydrocarboxyl cation 119.4 127.3 -7.9

MP2/CEP-31G for aHOC

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


Differences greater than 8 are in the 8 bin. Differences less than -16 are in the -16 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4 histogram chart
histogram chart 2 histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-16 -14 -12 -10 -8 -6 -4 -2 0 2 4 6 8
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C3H8O2 1,3-Propanediol -14.3
Most positive difference C3H8O2 1,3-Propanediol 1.2