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- 125.3 124.9 0.4
CH3ONO Methyl nitrite 114.8 113.9 0.9
C2H5NO3 Nitric acid, ethyl ester 111.0 112.7 -1.7
C2H5NO3 Nitric acid, ethyl ester 118.0 117.5 0.5
HNO3 Nitric acid 115.1 116.0 -0.9
HNO3 Nitric acid 130.3 130.8 -0.6
HNO3 Nitric acid 113.9 113.2 0.7
FNO2 Nitryl fluoride 136.0 137.4 -1.4
NO2 Nitrogen dioxide 134.1 133.7 0.4
N2O3 Dinitrogen trioxide 129.8 131.8 -2.0

MP2=FULL/6-31G for aONO

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


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

  Species Name Difference (degrees)
Most negative difference N2O3 Dinitrogen trioxide -2.0
Most positive difference CH3ONO Methyl nitrite 0.9