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
C2H6 Ethane 110.9 111.2 -0.3
C2H4 Ethylene 121.2 121.5 -0.3
CH3CCH propyne 110.6 110.6 0.0
CH3CN Acetonitrile 109.4 109.8 -0.4
CH3CHO Acetaldehyde 117.5 115.7 1.8
C2H4O Ethylene oxide 119.1 119.3 -0.2
C3H3NO Isoxazole 133.4 111.8 21.6
C2H2N2O Furazan 130.2 130.6 -0.4
C2H4S Thiirane 117.9 118.0 -0.1
CH2CO Ketene 118.7 119.0 -0.3
C2H4F2 1,2-difluoroethane 111.4 110.8 0.6
C2H4F2 1,2-difluoroethane 108.4 109.6 -1.2
C2H4F2 1,2-difluoroethane 111.3 108.7 2.6
C3H4 cyclopropene 149.9 149.9 -0.1
C3H4 cyclopropene 145.6 145.4 0.2
C3H4 cyclopropene 119.2 119.4 -0.1
CH3CHS Thioacetaldehyde 119.4 115.3 4.1
CH3CHS Thioacetaldehyde 111.2 111.3 -0.1
CH3CHS Thioacetaldehyde 110.1 109.7 0.4

MP3/daug-cc-pVTZ for aHCC

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


Differences greater than 22 are in the 22 bin. Differences less than -2 are in the -2 bin.

histogram chart 14
histogram chart 12 histogram chart
histogram chart 10 histogram chart
histogram chart 8 histogram chart
histogram chart 6 histogram chart
histogram chart 4 histogram chart
histogram chart 2 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart
-2 0 2 4 6 8 10 12 14 16 18 20 22
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C2H4F2 1,2-difluoroethane -1.2
Most positive difference C3H3NO Isoxazole 21.6