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
CH3CCl3 Ethane, 1,1,1-trichloro- 108.5 110.0 -1.5
C2H3Cl Ethene, chloro- 122.3 123.3 -1.0
CH2CCl2 Ethene, 1,1-dichloro- 122.8 122.8 -0.1
CH3COCl Acetyl Chloride 111.6 112.6 -1.0
CH2ClCHCl2 1,1,2-trichloroethane 106.4 108.3 -1.9
CH2ClCHCl2 1,1,2-trichloroethane 107.9 111.5 -3.6
CHClCCl2 Trichloroethylene 120.1 120.0 0.1
CHClCCl2 Trichloroethylene 124.4 124.9 -0.5
CHClCCl2 Trichloroethylene 122.5 124.6 -2.1
C2Cl4 Tetrachloroethylene 122.2 122.8 -0.6
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 124.2 125.6 -1.4
CHClCHCl Ethene, 1,2-dichloro-, (E)- 123.8 121.7 2.1
C2Cl2 dichloroacetylene 180.0 180.0 0.0

HF/cc-pV(T+d)Z for aCCCl

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


Differences greater than 2 are in the 2 bin. Differences less than -4 are in the -4 bin.

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

  Species Name Difference (degrees)
Most negative difference CH2ClCHCl2 1,1,2-trichloroethane -3.6
Most positive difference CHClCHCl Ethene, 1,2-dichloro-, (E)- 2.1