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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 |
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-0.010 | -0.005 | 0.000 | 0.005 | 0.010 | 0.015 | 0.020 | 0.025 | 0.030 | 0.035 | 0.040 | 0.045 | 0.050 | ||||||||||||||||||||||||||||
bond length difference calc. - exp. (Å) |
Species | Name | Difference (Å) | |
---|---|---|---|
Most negative difference | H2CO | Formaldehyde | -0.009 |
Most positive difference | C2H | Ethynyl radical | 0.018 |
Bond lengths
Click on entry for experimental details.
Species | Name | Experimental (Å) | Difference (Å) |
---|---|---|---|
H2CO | Formaldehyde | 1.111 | -0.009 |
CH2 | Methylene | 1.085 | -0.008 |
CH3 | Methyl radical | 1.079 | -0.001 |
C2H2 | Acetylene | 1.063 | -0.000 |
CH4 | Methane | 1.087 | 0.001 |
C2H2+ | acetylene cation | 1.077 | 0.002 |
HCN | Hydrogen cyanide | 1.064 | 0.002 |
C2H | Ethynyl radical | 1.047 | 0.018 |