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
C2H4O Ethylene oxide 114.7 115.2 -0.5
CH2CHCHO Acrolein 121.3 121.0 0.3
CH2CHCHO Acrolein 120.2 121.0 -0.8
CH3CH2CHO Propanal 120.5 120.2 0.3
HCO Formyl radical 119.5 125.4 -5.9

CISD/Def2TZVPP for aHCO

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


Differences greater than 6 are in the 6 bin. Differences less than -6 are in the -6 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4
histogram chart 2 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart
-6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference HCO Formyl radical -5.9
Most positive difference CH2CHCHO Acrolein 0.3