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 105.4 108.5 -3.1
HCOOH Formic acid 106.3 106.7 -0.4
CH3OH Methyl alcohol 108.9 108.8 0.1
HOCH2COOH Hydroxyacetic acid 105.5 106.3 -0.8
HOCH2COOH Hydroxyacetic acid 105.2 105.7 -0.5
C3H6O 2-Propen-1-ol 107.3 83.5 23.8
C2H2O4 Oxalic Acid 104.4 106.1 -1.7
HOCO+ Hydrocarboxyl cation 119.4 118.8 0.6

MP2=FULL/aug-cc-pVTZ for aHOC

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


Differences greater than 55 are in the 55 bin. Differences less than -5 are in the -5 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4 histogram chart
histogram chart 2 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart
-5 0 5 10 15 20 25 30 35 40 45 50 55
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH3CH2OH Ethanol -3.1
Most positive difference C3H6O 2-Propen-1-ol 23.8