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
CH2CHF Ethene, fluoro- 120.9 120.4 0.5
CH2CHF Ethene, fluoro- 119.0 121.4 -2.4
CH2CHF Ethene, fluoro- 129.2 122.1 7.1
C2H2O2 Ethanedial 112.2 113.9 -1.7
C2H4F2 1,2-difluoroethane 111.4 108.9 2.5
C2H4F2 1,2-difluoroethane 108.4 107.5 0.9
C2H4F2 1,2-difluoroethane 111.3 110.3 1.0
C2H Ethynyl radical 180.0 180.0 0.0
CH3CH2O Ethoxy radical 110.8 110.1 0.7
C2H3 vinyl 137.3 131.5 5.8
C2H3 vinyl 121.5 122.4 -0.9

ROMP2/STO-3G for aHCC

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


Differences greater than 9 are in the 9 bin. Differences less than -3 are in the -3 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 histogram chart histogram chart histogram chart
-3 -2 -1 0 1 2 3 4 5 6 7 8 9
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH2CHF Ethene, fluoro- -2.4
Most positive difference CH2CHF Ethene, fluoro- 7.1