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
HCOOH Formic acid 124.1 125.9 -1.8
C4H8O2 Ethyl acetate 108.3 108.4 -0.1
CH3OC2H5 Ethane, methoxy- 107.5 107.1 0.3
CH3OC2H5 Ethane, methoxy- 111.1 111.8 -0.8
CH3OC2H5 Ethane, methoxy- 110.3 109.9 0.4
CH3CH(CH3)ONO Isopropyl nitrite 109.5 105.9 3.6
CH3NO3 Methyl nitrate 110.4 111.3 -0.9
CH3NO3 Methyl nitrate 103.4 103.3 0.1
CH3ONO Methyl nitrite 101.8 105.0 -3.2
CH3ONO Methyl nitrite 110.0 110.8 -0.9
HFCO formyl fluoride 127.3 128.3 -1.0
CH3O Methoxy radical 111.3 105.8 5.5
HCO Formyl radical 119.5 125.4 -5.9

LSDA/6-31G for aHCO

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


Differences greater than 6 are in the 6 bin. Differences less than -6 are in the -6 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 histogram chart histogram chart
-6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference HCO Formyl radical -5.9
Most positive difference CH3O Methoxy radical 5.5