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 124.1 128.5 -4.4
C4H8O2 Ethyl acetate 108.3 109.9 -1.6
CH3OC2H5 Ethane, methoxy- 107.5 107.0 0.5
CH3OC2H5 Ethane, methoxy- 111.1 112.5 -1.5
CH3OC2H5 Ethane, methoxy- 110.3 111.1 -0.8
CH3CH(CH3)ONO Isopropyl nitrite 109.5 107.1 2.4
CH3NO3 Methyl nitrate 110.4 112.1 -1.7
CH3NO3 Methyl nitrate 103.4 104.8 -1.4
CH3ONO Methyl nitrite 101.8 109.7 -7.9
CH3ONO Methyl nitrite 110.0 109.7 0.2
HFCO formyl fluoride 127.3 126.9 0.4
CH3O Methoxy radical 111.3 106.8 4.5
HCO Formyl radical 119.5 121.4 -1.9

LSDA/STO-3G for aHCO

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


Differences greater than 16 are in the 16 bin. Differences less than -8 are in the -8 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 histogram chart
-8 -6 -4 -2 0 2 4 6 8 10 12 14 16
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference CH3ONO Methyl nitrite -7.9
Most positive difference CH3O Methoxy radical 4.5