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
CH2FCH2CH3 1-Fluoropropane 107.2 110.4 -3.2
CH3F Methyl fluoride 108.7 111.2 -2.5
CHFClBr fluorochlorobromomethane 108.8 112.0 -3.2
C2H4F2 1,2-difluoroethane 108.2 111.4 -3.2
HFCO formyl fluoride 109.9 109.2 0.7

LSDA/3-21G* for aHCF

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


Differences greater than 2.5 are in the 2.5 bin. Differences less than -3.5 are in the -3.5 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4
histogram chart 2 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart
-3.5 -3 -2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH2FCH2CH3 1-Fluoropropane -3.2
Most positive difference HFCO formyl fluoride 0.7