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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules |
Species | Name | Experimental Angle | Calculated Angle | Difference |
---|---|---|---|---|
H2CO | Formaldehyde | 121.9 | 123.4 | -1.5 |
HCOOH | Formic acid | 124.1 | 127.1 | -3.0 |
CHONH2 | formamide | 122.5 | 124.0 | -1.5 |
HOCH2COOH | Hydroxyacetic acid | 110.6 | 113.5 | -2.9 |
C3H6O | 2-Propen-1-ol | 113.3 | 114.2 | -0.9 |
C3H6O | 2-Propen-1-ol | 107.3 | 112.2 | -4.9 |
C4H8O2 | Ethyl acetate | 108.3 | 109.2 | -0.9 |
C3H3NO | Oxazole | 117.1 | 117.8 | -0.7 |
C3H3NO | Oxazole | 116.9 | 117.4 | -0.5 |
CH3OC2H5 | Ethane, methoxy- | 107.5 | 107.0 | 0.4 |
CH3OC2H5 | Ethane, methoxy- | 111.1 | 112.3 | -1.3 |
CH3OC2H5 | Ethane, methoxy- | 110.3 | 110.8 | -0.5 |
CH3CH(CH3)ONO | Isopropyl nitrite | 109.5 | 106.4 | 3.1 |
CH3NO3 | Methyl nitrate | 110.4 | 111.9 | -1.5 |
CH3NO3 | Methyl nitrate | 103.4 | 103.2 | 0.2 |
CH3ONO | Methyl nitrite | 101.8 | 105.1 | -3.3 |
CH3ONO | Methyl nitrite | 110.0 | 111.2 | -1.2 |
HFCO | formyl fluoride | 127.3 | 127.9 | -0.6 |
HCO | Formyl radical | 119.5 | 126.0 | -6.5 |
LSDA/3-21G for aHCO
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-7 | -6 | -5 | -4 | -3 | -2 | -1 | 0 | 1 | 2 | 3 | 4 | 5 | ||||||||||||||||||||||||||||
Angle difference calc. - exp. (degrees) |
Species | Name | Difference (degrees) | |
---|---|---|---|
Most negative difference | HCO | Formyl radical | -6.5 |
Most positive difference | CH3CH(CH3)ONO | Isopropyl nitrite | 3.1 |