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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)/Def2TZVPP
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| 1.10 | 1.15 | 1.20 | 1.25 | 1.30 | 1.35 | 1.40 | 1.45 | 1.50 | 1.55 | 1.60 | ||||||||||||||||||||||||
| bond lengths (Å) | ||||||||||||||||||||||||||||||||||
| Average bond length | Standard deviation |
|---|---|
| 1.297 | 0.114 |
| Species | Name | Bond Length (Å) | |
|---|---|---|---|
| Lowest value | HCO+ | Formyl cation | 1.113 |
| Highest value | C2H2O | Oxirene | 1.503 |
| Species | Name | Bond Length (Å) | Atom1 index | Atom2 index |
|---|---|---|---|---|
| CO+ | carbon monoxide cation | 1.123 | 1 | 2 |
| HCO- | formyl anion | 1.246 | 1 | 3 |
| HCO | Formyl radical | 1.183 | 1 | 3 |
| HCO+ | Formyl cation | 1.113 | 1 | 3 |
| H2CO- | formaldehyde anion | 1.304 | 1 | 2 |
| H2CO+ | formaldehyde cation | 1.200 | 1 | 2 |
| CH3OH+ | Methyl alcohol cation | 1.386 | 1 | 2 |
| NCO | isocyanato radical | 1.182 | 2 | 3 |
| OCS | Carbonyl sulfide | 1.163 | 1 | 2 |
| OCSe | Carbonyl selenide | 1.160 | 1 | 2 |
| HCCO | ketenyl radical | 1.176 | 1 | 3 |
| HCOOH | Formic acid | 1.355 | 1 | 2 |
| 1.196 | 1 | 3 | ||
| C2H2O | Oxirene | 1.503 | 1 | 2 |
| 1.503 | 1 | 3 | ||
| CH2CO | Ketene | 1.167 | 2 | 3 |
| HOCHNH | hydroxymethylimine | 1.358 | 1 | 2 |
| BH3CO | Borane carbonyl | 1.133 | 2 | 3 |
| CH2COH+ | ketene, protonated | 1.231 | 2 | 3 |
| CH2FOH | fluoromethanol | 1.381 | 1 | 3 |
| CH3CHO | Acetaldehyde | 1.212 | 1 | 3 |
| CH3CHO+ | acetaldehyde cation | 1.204 | 1 | 3 |
| C2H4O | Ethylene oxide | 1.434 | 1 | 2 |
| 1.434 | 1 | 3 | ||
| C2H4O+ | ethylene oxide cation | 1.486 | 1 | 2 |
| 1.486 | 1 | 3 | ||
| NH2CHOH+ | Formamide, O-protonated | 1.289 | 1 | 2 |
| CF2O | Carbonic difluoride | 1.176 | 1 | 2 |
| CF2O+ | Carbonic difluoride cation | 1.271 | 1 | 2 |
| C2H2O2 | Ethanedial | 1.211 | 1 | 5 |
| 1.211 | 2 | 6 | ||
| C3H2O | Propadienal | 1.171 | 3 | 4 |
| HOCH2CN | cyanomethanol | 1.413 | 1 | 3 |
| CH3NCO | methylisocyante | 1.178 | 3 | 4 |
| CH2CHCHO | Acrolein | 1.215 | 1 | 4 |
| CH3C(OH)=NH | Ethaninidic acid | 1.358 | 1 | 4 |
| CH2FCH2OH | 2-fluoroethanol | 1.418 | 1 | 3 |
| CH3CH2CHO | Propanal | 1.212 | 3 | 4 |
| C3O2 | Carbon suboxide | 1.166 | 2 | 4 |
| 1.166 | 3 | 5 | ||
| CHOOCHO | diformyl ether | 1.191 | 2 | 4 |
| 1.191 | 3 | 5 | ||
| 1.378 | 1 | 2 | ||
| 1.378 | 1 | 3 | ||
| CHCl2CHO | dichloroacetaldehyde | 1.203 | 2 | 6 |
| C3H3NO | Isoxazole | 1.347 | 3 | 5 |
| HCOOC2H5 | Ethyl formate | 1.205 | 4 | 5 |
| 1.448 | 2 | 3 | ||
| 1.342 | 3 | 4 | ||
| C4H10O | Methyl propyl ether | 1.413 | 1 | 2 |
| 1.416 | 2 | 3 | ||
| C3H2O3 | vinylene carbonate | 1.189 | 1 | 2 |
| 1.371 | 1 | 3 | ||
| 1.371 | 1 | 4 | ||
| 1.386 | 3 | 5 | ||
| 1.386 | 4 | 6 | ||
| C3H6O3 | 1,3,5-Trioxane | 1.409 | 1 | 4 |
| 1.409 | 2 | 4 | ||
| 1.409 | 1 | 5 | ||
| 1.409 | 3 | 5 | ||
| 1.409 | 3 | 6 | ||
| 1.409 | 2 | 6 |