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
CH2CHF Ethene, fluoro- 120.8 122.2 -1.4
CH3CHF2 Ethane, 1,1-difluoro- 110.7 110.1 0.6
CH2CF2 Ethene, 1,1-difluoro- 124.7 124.2 0.5
CF3COOH trifluoroacetic acid 109.5 110.0 -0.5
C2F6 hexafluoroethane 109.5 109.0 0.5
C3F8 perfluoropropane 109.3 108.9 0.5
CF2CCl2 difluorodichloroethylene 124.0 124.0 -0.0
C2F4 Tetrafluoroethylene 123.8 120.9 2.9
C3F6 hexafluoropropene 123.9 122.3 1.6
C3F6 hexafluoropropene 120.0 127.3 -7.3
C3F6 hexafluoropropene 110.3 111.9 -1.6
C2H5F fluoroethane 109.7 110.2 -0.5
CF3CN Acetonitrile, trifluoro- 109.7 110.7 -1.0
C2HF3 Trifluoroethylene 123.1 123.3 -0.2
C2HF3 Trifluoroethylene 124.0 124.7 -0.7
C2HF3 Trifluoroethylene 120.0 120.6 -0.6
CHF2CHF2 1,1,2,2-tetrafluoroethane 108.5 108.9 -0.4
CHF2CHF2 1,1,2,2-tetrafluoroethane 110.1 108.7 1.4
C6F6 hexafluorobenzene 120.0 120.0 0.0
CH3CHFCH3 2-Fluoropropane 108.1 108.2 -0.0
CH3CF3 Ethane, 1,1,1-trifluoro- 111.9 109.4 2.5
F2CCCF2 tetrafluoroallene 125.8 125.4 0.4
CH3COF Acetyl fluoride 110.3 110.2 0.1
C2H4F2 1,2-difluoroethane 110.6 110.5 0.1
C4F6 perfluorobutadiene 121.0 119.0 2.0
CH2CHCH2F Allyl Fluoride 111.7 111.6 0.1
CH2CHCH2F Allyl Fluoride 110.9 120.8 -9.9
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 122.1 122.7 -0.6
C2H2F2 Ethene, 1,2-difluoro-, (E)- 119.3 120.5 -1.2
HCCF Fluoroacetylene 180.0 180.0 0.0

MP2/Def2TZVPP for aCCF

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


Differences greater than 14 are in the 14 bin. Differences less than -10 are in the -10 bin.

histogram chart 20
histogram chart 15 histogram chart
histogram chart 10 histogram chart
histogram chart 5 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart
-10 -8 -6 -4 -2 0 2 4 6 8 10 12 14
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH2CHCH2F Allyl Fluoride -9.9
Most positive difference C2F4 Tetrafluoroethylene 2.9