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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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| -0.015 | -0.010 | -0.005 | 0.000 | 0.005 | 0.010 | 0.015 | 0.020 | 0.025 | 0.030 | 0.035 | 0.040 | 0.045 | ||||||||||||||||||||||||||||
| bond length difference calc. - exp. (Å) | ||||||||||||||||||||||||||||||||||||||||
| Species | Name | Difference (Å) | |
|---|---|---|---|
| Most negative difference | C2H2O2 | Ethanedial | -0.012 |
| Most positive difference | C4 | Carbon tetramer | 0.019 |
Bond lengths
Click on entry for experimental details.
| Species | Name | Experimental (Å) | Difference (Å) |
|---|---|---|---|
| C2H2O2 | Ethanedial | 1.526 | -0.012 |
| CH3CH2O | Ethoxy radical | 1.521 | -0.001 |
| CH2CHF | Ethene, fluoro- | 1.329 | -0.001 |
| C2H3 | vinyl | 1.316 | 0.001 |
| C2H | Ethynyl radical | 1.217 | 0.006 |
| C2H2+ | acetylene cation | 1.253 | 0.006 |
| C2H4F2 | 1,2-difluoroethane | 1.501 | 0.011 |
| C3H4N2 | 1H-Imidazole | 1.364 | 0.014 |
| C4 | Carbon tetramer | 1.304 | 0.019 |