return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules

Compare Angles

18 10 26 16 25

Click on entry for experimental details.
Species Name Experimental Angle Calculated Angle Difference
CH2F2 Methane, difluoro- 108.5 109.5 -1.1
CH3CHF2 Ethane, 1,1-difluoro- 107.4 108.1 -0.7
CHF2Cl difluorochloromethane 107.0 109.1 -2.1
CHF3 Methane, trifluoro- 108.6 108.5 0.1
CF3Br Bromotrifluoromethane 108.8 108.7 0.1
CF2Cl2 difluorodichloromethane 106.2 108.7 -2.5
CF3Cl Methane, chlorotrifluoro- 108.6 108.9 -0.3
CF3COOH trifluoroacetic acid 109.4 109.0 0.4
C3F8 perfluoropropane 107.0 109.9 -2.9
C3F8 perfluoropropane 109.3 109.2 0.1
CF2CCl2 difluorodichloroethylene 112.1 112.2 -0.1
CF2O Carbonic difluoride 108.0 107.7 0.3
CBrClF2 Methane, bromochlorodifluoro- 106.8 108.6 -1.8
C2HF3 Trifluoroethylene 112.0 112.3 -0.3
CHF2CHF2 1,1,2,2-tetrafluoroethane 107.4 109.2 -1.8
CF3OF Trifluoromethylhypofluorite 109.4 110.2 -0.8
F2CCCF2 tetrafluoroallene 108.5 108.2 0.3
CF2 Difluoromethylene 104.9 104.3 0.5

MP2=FULL/3-21G* for aFCF

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


Differences greater than 3 are in the 3 bin. Differences less than -3 are in the -3 bin.

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

  Species Name Difference (degrees)
Most negative difference C3F8 perfluoropropane -2.9
Most positive difference CF2 Difluoromethylene 0.5