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

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Species Name Experimental Angle Calculated Angle Difference
CF3COOH trifluoroacetic acid 109.5 108.6 0.9
C2F6 hexafluoroethane 109.5 108.3 1.2
C3F8 perfluoropropane 109.3 109.1 0.2
C3F6 hexafluoropropene 123.9 122.2 1.7
C3F6 hexafluoropropene 120.0 124.9 -4.9
C3F6 hexafluoropropene 110.3 111.6 -1.3
C6F6 hexafluorobenzene 120.0 120.0 -0.0
CH3CHFCH3 2-Fluoropropane 108.1 108.2 -0.1
F2CCCF2 tetrafluoroallene 125.8 125.9 -0.2
C4F6 perfluorobutadiene 124.5 122.3 2.2
CH2CHCH2F Allyl Fluoride 111.7 110.9 0.8
CH2CHCH2F Allyl Fluoride 110.9 122.2 -11.3
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 122.1 124.2 -2.1
HCCF Fluoroacetylene 180.0 180.0 0.0
C2H2F2 Ethene, 1,2-difluoro-, (E)- 119.3 122.2 -2.9
C2H4F2 1,2-difluoroethane 110.6 110.4 0.2
CH3COF Acetyl fluoride 110.3 109.7 0.6
CH3CF3 Ethane, 1,1,1-trifluoro- 111.9 109.2 2.7
CHF2CHF2 1,1,2,2-tetrafluoroethane 110.1 109.3 0.8
CHF2CHF2 1,1,2,2-tetrafluoroethane 108.5 107.9 0.6
C2HF3 Trifluoroethylene 120.0 122.4 -2.4
C2HF3 Trifluoroethylene 124.0 124.3 -0.3
C2HF3 Trifluoroethylene 123.1 122.9 0.2
CF3CN Acetonitrile, trifluoro- 109.7 110.6 -0.8
C2H5F fluoroethane 109.7 109.5 0.2
C2F4 Tetrafluoroethylene 123.8 121.1 2.7
CH2CF2 Ethene, 1,1-difluoro- 124.7 125.0 -0.3
CH3CHF2 Ethane, 1,1-difluoro- 110.7 109.3 1.4
CH2CHF Ethene, fluoro- 120.8 123.4 -2.6
C2H2ClF 1-chloro-1-fluoroethylene 121.8 126.8 -5.1

B97D3/3-21G 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 16
histogram chart 14 histogram chart
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 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
-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 -11.3
Most positive difference C2F4 Tetrafluoroethylene 2.7