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- 110.0 113.1 -3.1
CH2F2 Methane, difluoro- 108.9 109.3 -0.4
CH3CHF2 Ethane, 1,1-difluoro- 108.5 108.9 -0.4
CHF2Cl difluorochloromethane 109.0 112.8 -3.8
CHF3 Methane, trifluoro- 110.3 110.5 -0.2
C2H5F fluoroethane 106.1 109.9 -3.8
C2HF3 Trifluoroethylene 116.0 117.4 -1.4
CH2FI fluoroiodomethane 109.7 112.2 -2.5
CH3F Methyl fluoride 108.7 111.2 -2.5
CHFClBr fluorochlorobromomethane 108.8 113.4 -4.6
C2H4F2 1,2-difluoroethane 108.2 108.5 -0.3
C2H4F2 1,2-difluoroethane 109.6 110.5 -0.9
C2H4F2 1,2-difluoroethane 107.8 110.6 -2.8
CH2CHCH2F Allyl Fluoride 107.4 110.0 -2.6
HFCO formyl fluoride 109.9 109.1 0.8
HCF Fluoromethylene 104.1 101.9 2.2

SVWN/3-21G for aHCF

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


Differences greater than 7 are in the 7 bin. Differences less than -5 are in the -5 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4
histogram chart 2 histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-5 -4 -3 -2 -1 0 1 2 3 4 5 6 7
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CHFClBr fluorochlorobromomethane -4.6
Most positive difference HCF Fluoromethylene 2.2