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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 | |
QCISD(T)/daug-cc-pVTZ
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| 1.20 | 1.25 | 1.30 | 1.35 | 1.40 | 1.45 | 1.50 | 1.55 | 1.60 | 1.65 | 1.70 | 1.75 | 1.80 | ||||||||||||||||||||||||||||
| bond lengths (Å) | ||||||||||||||||||||||||||||||||||||||||
| Average bond length | Standard deviation |
|---|---|
| 1.384 | 0.111 |
| Species | Name | Bond Length (Å) | |
|---|---|---|---|
| Lowest value | HCCF | Fluoroacetylene | 1.203 |
| Highest value | HCNCH2+ | 2H-Azirine cation | 1.705 |
| Species | Name | Bond Length (Å) | Atom1 index | Atom2 index |
|---|---|---|---|---|
| C2H- | Ethynyl anion | 1.255 | 1 | 2 |
| C2H2+ | acetylene cation | 1.255 | 1 | 2 |
| C2H3+ | vinyl cation | 1.230 | 2 | 3 |
| C2H4 | Ethylene | 1.338 | 1 | 2 |
| C2H6 | Ethane | 1.530 | 1 | 2 |
| SiC2 | Silicon dicarbide | 1.280 | 2 | 3 |
| HCCO | ketenyl radical | 1.309 | 1 | 2 |
| HCCF | Fluoroacetylene | 1.203 | 1 | 2 |
| C2H2O | Oxirene | 1.275 | 2 | 3 |
| CH2CO | Ketene | 1.320 | 1 | 2 |
| CH2CS | Thioketene | 1.318 | 1 | 2 |
| CH3CN- | acetonitrile anion | 1.468 | 1 | 2 |
| CH3CN | Acetonitrile | 1.467 | 1 | 2 |
| HCNCH2+ | 2H-Azirine cation | 1.705 | 2 | 3 |
| CH2CHF | Ethene, fluoro- | 1.329 | 1 | 2 |
| CH3CCH | propyne | 1.466 | 1 | 2 |
| 1.212 | 2 | 3 | ||
| CH2CCH2 | allene | 1.314 | 1 | 2 |
| 1.314 | 1 | 3 | ||
| C3H4 | cyclopropene | 1.515 | 1 | 2 |
| 1.515 | 1 | 3 | ||
| 1.301 | 2 | 3 | ||
| CH3CHO | Acetaldehyde | 1.505 | 1 | 2 |
| CH3CHO+ | acetaldehyde cation | 1.519 | 1 | 2 |
| C2H4O | Ethylene oxide | 1.469 | 2 | 3 |
| C2H4O+ | ethylene oxide cation | 1.466 | 2 | 3 |
| C2H4S | Thiirane | 1.486 | 2 | 3 |
| CH2CHCH3 | Propene | 1.502 | 1 | 2 |
| 1.339 | 2 | 3 | ||
| C4 | Carbon tetramer | 1.297 | 1 | 2 |
| 1.318 | 1 | 3 | ||
| 1.318 | 2 | 4 | ||
| HNCCNH | Ethenediimine | 1.318 | 1 | 2 |
| C3H2O | Propadienal | 1.338 | 1 | 2 |
| 1.316 | 2 | 3 | ||
| C2H3NO | Nitrosoethylene | 1.340 | 1 | 2 |
| CH2CHCHO | Acrolein | 1.477 | 1 | 2 |
| 1.342 | 2 | 3 | ||
| C2H4F2 | 1,2-difluoroethane | 1.517 | 1 | 2 |
| CH3C(OH)=NH | Ethaninidic acid | 1.502 | 1 | 2 |
| H2NCHCHNH2 | diaminoethylene | 1.341 | 1 | 2 |
| CH3CH2CHO | Propanal | 1.524 | 1 | 2 |
| 1.509 | 2 | 3 | ||
| C3O2 | Carbon suboxide | 1.279 | 1 | 2 |
| 1.279 | 1 | 3 | ||
| C2H2N2O | Furazan | 1.424 | 4 | 5 |