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
C4H4N2O2 Uracil 126.7 127.4 -0.7
N(CH3)3 Trimethylamine 110.9 111.4 -0.5
C4H5N Pyrrole 109.8 109.9 -0.1
C5H5N Pyridine 116.7 116.9 -0.2
C5H11N Piperidine 109.8 112.3 -2.5
HCONHCH3 N-methylformamide 121.4 121.5 -0.1
C4H9N Pyrrolidine 105.2 104.6 0.6
CH3NHCH3 Dimethylamine 112.2 113.1 -0.9
C2H5N Aziridine 60.3 61.0 -0.7
C3H3NO Oxazole 103.9 104.0 -0.1
C4H4N2 Pyrazine 115.7 116.3 -0.7
NH2CN cyanamide 178.2 177.5 0.7
C2H6N2O2 Dimethylnitroamine 127.6 119.1 8.5

wB97X-D/TZVP for aCNC

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


Differences greater than 9 are in the 9 bin. Differences less than -3 are in the -3 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4 histogram chart
histogram chart 2 histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart
-3 -2 -1 0 1 2 3 4 5 6 7 8 9
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C5H11N Piperidine -2.5
Most positive difference C2H6N2O2 Dimethylnitroamine 8.5