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
CH3NO2 Methane, nitro- 125.3 125.9 -0.6
C6H5NO2 Nitrobenzene 125.3 125.7 -0.4
CH3CH(CH3)ONO Isopropyl nitrite 111.2 112.6 -1.4
CH3ONO Methyl nitrite 114.8 114.3 0.5
C2H6N2O2 Dimethylnitroamine 130.4 126.5 3.9
HNO3 Nitric acid 115.1 115.6 -0.5
HNO3 Nitric acid 130.3 130.5 -0.2
HNO3 Nitric acid 113.9 113.9 -0.0
NO2 Nitrogen dioxide 134.1 133.6 0.5
N2O4 Dinitrogen tetroxide 135.4 134.9 0.5

B2PLYP=FULLultrafine/6-31G* for aONO

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


Differences greater than 4.5 are in the 4.5 bin. Differences less than -1.5 are in the -1.5 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
-1.5 -1 -0.5 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH3CH(CH3)ONO Isopropyl nitrite -1.4
Most positive difference C2H6N2O2 Dimethylnitroamine 3.9