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- 110.0 111.7 -1.7
CH2F2 Methane, difluoro- 108.9 108.5 0.4
CH3CHF2 Ethane, 1,1-difluoro- 108.5 107.2 1.3
CHF2Cl difluorochloromethane 109.0 109.4 -0.4
CHF3 Methane, trifluoro- 110.3 110.6 -0.2
C2H5F fluoroethane 106.1 106.7 -0.6
C2HF3 Trifluoroethylene 116.0 116.4 -0.4
CH3F Methyl fluoride 108.7 108.2 0.5
CHFClBr fluorochlorobromomethane 108.8 108.7 0.1
C2H4F2 1,2-difluoroethane 108.2 110.1 -1.9
C2H4F2 1,2-difluoroethane 109.6 107.7 1.9
C2H4F2 1,2-difluoroethane 107.8 107.6 0.2
CH2CHCH2F Allyl Fluoride 107.4 112.2 -4.8
CH2CHCH2F Allyl Fluoride 107.1 107.2 -0.1
CH2CHCH2F Allyl Fluoride 114.7 106.2 8.5
HFCO formyl fluoride 109.9 108.9 1.0

MP2=FULL/6-31+G** for aHCF

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


Differences greater than 18 are in the 18 bin. Differences less than -6 are in the -6 bin.

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

  Species Name Difference (degrees)
Most negative difference CH2CHCH2F Allyl Fluoride -4.8
Most positive difference CH2CHCH2F Allyl Fluoride 8.5