return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules

Compare Angles

18 10 26 16 25

Click on entry for experimental details.
Species Name Experimental Angle Calculated Angle Difference
CH3COCH3 Acetone 122.0 122.9 -0.9
CH3CHO Acetaldehyde 123.9 125.2 -1.3
CF3COOH trifluoroacetic acid 126.8 125.6 1.2
CF3COOH trifluoroacetic acid 111.1 108.2 2.9
ClCOClCO Oxalyl chloride 124.2 124.7 -0.5
C3H6O 2-Propen-1-ol 111.8 106.5 5.3
C2H2O2 Ethanedial 121.2 122.0 -0.8
C4H4O Furan 110.7 110.0 0.7
C4H8O2 Ethyl acetate 124.1 127.8 -3.7
C4H8O2 Ethyl acetate 111.9 109.5 2.4
C4H8O2 Ethyl acetate 108.2 105.5 2.7
C2H2O4 Oxalic Acid 123.1 121.1 2.0
C3O2 Carbon suboxide 179.2 180.0 -0.8
CH3OC2H5 Ethane, methoxy- 108.2 106.3 1.8
C3H2O3 vinylene carbonate 108.7 109.1 -0.5
C3H3NO Oxazole 108.1 107.2 0.9
CH3CH2CHO Propanal 124.4 124.1 0.3
CH2CHCHO Acrolein 124.3 124.9 -0.6
CH2CHCHO Acrolein 123.9 124.9 -1.0
C2H4O Ethylene oxide 59.2 60.1 -0.9
CH3CH2OH Ethanol 107.8 105.6 2.2

PBE1PBE/3-21G* for aCCO

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


Differences greater than 8 are in the 8 bin. Differences less than -4 are in the -4 bin.

histogram chart 10
histogram chart 8
histogram chart 6 histogram chart
histogram chart 4 histogram chart
histogram chart 2 histogram chart histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-4 -3 -2 -1 0 1 2 3 4 5 6 7 8
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C4H8O2 Ethyl acetate -3.7
Most positive difference C3H6O 2-Propen-1-ol 5.3