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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: Calculated > Geometry > Calculated geometry > One type of bond | |
CCD/daug-cc-pVDZ
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| 1.00 | 1.20 | 1.40 | 1.60 | 1.80 | 2.00 | 2.20 | 2.40 | 2.60 | 2.80 | 3.00 | 3.20 | 3.40 | ||||||||||||||||||||||||||||
| bond lengths (Å) | ||||||||||||||||||||||||||||||||||||||||
| Average bond length | Standard deviation |
|---|---|
| 1.455 | 0.241 |
| Species | Name | Bond Length (Å) | |
|---|---|---|---|
| Lowest value | C6H6 | Dewar Benzene | 1.099 |
| Highest value | C4H6 | 1-Methylcyclopropene | 3.358 |
| Species | Name | Bond Length (Å) | Atom1 index | Atom2 index |
|---|---|---|---|---|
| C2H2+ | acetylene cation | 1.266 | 1 | 2 |
| C2H3+ | vinyl cation | 1.242 | 2 | 3 |
| C2H4 | Ethylene | 1.347 | 1 | 2 |
| C2H6 | Ethane | 1.537 | 1 | 2 |
| SiC2 | Silicon dicarbide | 1.290 | 2 | 3 |
| HCCO | ketenyl radical | 1.331 | 1 | 2 |
| HCCF | Fluoroacetylene | 1.213 | 1 | 2 |
| C2H2O | Oxirene | 1.285 | 2 | 3 |
| CH2CO | Ketene | 1.331 | 1 | 2 |
| CH2CS | Thioketene | 1.327 | 1 | 2 |
| CH3CN- | acetonitrile anion | 1.479 | 1 | 2 |
| CH3CN | Acetonitrile | 1.478 | 1 | 2 |
| HCNCH2+ | 2H-Azirine cation | 1.728 | 2 | 3 |
| CH2CHF | Ethene, fluoro- | 1.337 | 1 | 2 |
| CH3CCH | propyne | 1.479 | 1 | 2 |
| 1.222 | 2 | 3 | ||
| CH2CCH2 | allene | 1.325 | 1 | 2 |
| 1.325 | 1 | 3 | ||
| C3H4 | cyclopropene | 1.525 | 1 | 2 |
| 1.525 | 1 | 3 | ||
| 1.312 | 2 | 3 | ||
| CH3CHO | Acetaldehyde | 1.513 | 1 | 2 |
| CH3CHO+ | acetaldehyde cation | 1.507 | 1 | 2 |
| C2H4O | Ethylene oxide | 1.479 | 2 | 3 |
| C2H4O+ | ethylene oxide cation | 1.472 | 2 | 3 |
| C2H4S | Thiirane | 1.493 | 2 | 3 |
| CH3CHS | Thioacetaldehyde | 1.507 | 1 | 2 |
| C2H5Br | Ethyl bromide | 1.525 | 1 | 2 |
| CH2CHCH3 | Propene | 1.511 | 1 | 2 |
| 1.347 | 2 | 3 | ||
| CH3CH2SH | ethanethiol | 1.532 | 1 | 2 |
| C3H7 | n-Propyl radical | 1.506 | 1 | 2 |
| 1.539 | 2 | 3 | ||
| C4 | Carbon tetramer | 1.305 | 1 | 2 |
| 1.326 | 1 | 3 | ||
| 1.326 | 2 | 4 | ||
| HNCCNH | Ethenediimine | 1.325 | 1 | 2 |
| C2H2O2 | Ethanedial | 1.529 | 1 | 2 |
| C3H2O | Propadienal | 1.343 | 1 | 2 |
| 1.329 | 2 | 3 | ||
| CH2CHCHO | Acrolein | 1.489 | 1 | 2 |
| 1.350 | 2 | 3 | ||
| CH3CHF2 | Ethane, 1,1-difluoro- | 1.511 | 1 | 2 |
| C2H4F2 | 1,2-difluoroethane | 1.524 | 1 | 2 |
| C2H5CN | ethyl cyanide | 1.542 | 1 | 2 |
| 1.482 | 2 | 3 | ||
| CH3C(OH)=NH | Ethaninidic acid | 1.510 | 1 | 2 |
| CH3CSNH2 | Ethanethioamide | 1.519 | 1 | 3 |
| CH2FCH2OH | 2-fluoroethanol | 1.518 | 1 | 2 |
| CH2CHCH2F | Allyl Fluoride | 1.504 | 1 | 2 |
| 1.346 | 2 | 3 | ||
| C4H6 | 1-Methylcyclopropene | 1.527 | 2 | 3 |
| 1.100 | 2 | 6 | ||
| 2.280 | 3 | 6 | ||
| 3.358 | 3 | 10 | ||
| H2NCHCHNH2 | diaminoethylene | 1.349 | 1 | 2 |
| CH3CH2CHO | Propanal | 1.532 | 1 | 2 |
| 1.517 | 2 | 3 | ||
| CH2FCH2CH3 | 1-Fluoropropane | 1.523 | 1 | 2 |
| 1.537 | 2 | 3 | ||
| C3H7OH | 1-Propanol | 1.537 | 1 | 2 |
| 1.528 | 2 | 3 | ||
| C3O2 | Carbon suboxide | 1.289 | 1 | 2 |
| 1.289 | 1 | 3 | ||
| C2H2N2O | Furazan | 1.434 | 4 | 5 |
| C3H3NO | Isoxazole | 1.438 | 1 | 2 |
| 1.366 | 1 | 3 | ||
| C3H3NS | Thiazole | 1.374 | 3 | 5 |
| CHF2CH2F | Ethane, 1,1,2-trifluoro | 1.519 | 1 | 2 |
| C5H4 | pentatetraene | 1.295 | 1 | 2 |
| 1.295 | 1 | 3 | ||
| 1.330 | 2 | 4 | ||
| 1.330 | 3 | 5 | ||
| C4H4Se | selenophene | 1.375 | 2 | 4 |
| 1.447 | 4 | 5 | ||
| 1.375 | 3 | 5 | ||
| C3H2O3 | vinylene carbonate | 1.341 | 5 | 6 |
| C6H6 | Prismane | 1.536 | 1 | 2 |
| 1.536 | 1 | 3 | ||
| 1.536 | 2 | 3 | ||
| 1.568 | 1 | 4 | ||
| 1.568 | 3 | 5 | ||
| 1.536 | 4 | 5 | ||
| 1.536 | 4 | 6 | ||
| 1.568 | 2 | 6 | ||
| 1.536 | 5 | 6 | ||
| C6H6 | Dewar Benzene | 1.587 | 1 | 2 |
| 1.099 | 1 | 3 | ||
| 1.099 | 2 | 4 | ||
| 1.540 | 1 | 5 | ||
| 1.540 | 1 | 6 | ||
| C6H5CHO | benzaldehyde | 1.410 | 1 | 2 |
| 1.401 | 2 | 3 | ||
| 1.410 | 3 | 4 | ||
| 1.405 | 4 | 5 | ||
| 1.406 | 5 | 6 | ||
| 1.406 | 1 | 6 | ||
| 1.496 | 1 | 7 |