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
CF2CCl2 difluorodichloroethylene 124.0 123.9 0.1
HCCF Fluoroacetylene 180.0 180.0 0.0
C2H2ClF 1-chloro-1-fluoroethylene 121.8 123.9 -2.2
CH2CHCH2F Allyl Fluoride 110.9 122.4 -11.5
CH2CHCH2F Allyl Fluoride 111.7 109.9 1.7
C2H4F2 1,2-difluoroethane 110.6 109.9 0.7
C2H4F2 1,2-difluoroethane 107.4 107.4 0.0
F2CCCF2 tetrafluoroallene 125.8 125.9 -0.2
CH3CHFCH3 2-Fluoropropane 108.1 107.8 0.4
C3F6 hexafluoropropene 110.3 111.1 -0.8
C3F6 hexafluoropropene 120.0 124.7 -4.7
C3F6 hexafluoropropene 123.9 122.5 1.4
CH3CHF2 Ethane, 1,1-difluoro- 110.7 109.2 1.5
CH2CHF Ethene, fluoro- 120.8 123.1 -2.3

B2PLYP=FULLultrafine/3-21G* for aCCF

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


Differences greater than 12 are in the 12 bin. Differences less than -12 are in the -12 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4 histogram chart
histogram chart 2 histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart
-12 -10 -8 -6 -4 -2 0 2 4 6 8 10 12
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH2CHCH2F Allyl Fluoride -11.5
Most positive difference CH2CHCH2F Allyl Fluoride 1.7