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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 | |
MP2=FULL/cc-pVQZ
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| 1.00 | 1.10 | 1.20 | 1.30 | 1.40 | 1.50 | 1.60 | 1.70 | 1.80 | 1.90 | 2.00 | 2.10 | 2.20 | ||||||||||||||||||||||||||||
| bond lengths (Å) | ||||||||||||||||||||||||||||||||||||||||
| Average bond length | Standard deviation |
|---|---|
| 1.293 | 0.162 |
| Species | Name | Bond Length (Å) | |
|---|---|---|---|
| Lowest value | CO+ | carbon monoxide cation | 1.088 |
| Highest value | H2COO+ | dioxymethyl cation | 2.225 |
| Species | Name | Bond Length (Å) | Atom1 index | Atom2 index |
|---|---|---|---|---|
| CO- | carbon monoxide anion | 1.220 | 1 | 2 |
| CO | Carbon monoxide | 1.132 | 1 | 2 |
| CO+ | carbon monoxide cation | 1.088 | 1 | 2 |
| HCO- | formyl anion | 1.240 | 1 | 3 |
| HCO | Formyl radical | 1.177 | 1 | 3 |
| HCO+ | Formyl cation | 1.113 | 1 | 3 |
| COH+ | Carbon Monoxide, protonated | 1.153 | 1 | 2 |
| H2CO- | formaldehyde anion | 1.296 | 1 | 2 |
| H2CO | Formaldehyde | 1.206 | 1 | 2 |
| H2CO+ | formaldehyde cation | 1.187 | 1 | 2 |
| HOCH | hydroxycarbene | 1.305 | 1 | 2 |
| CH3O- | methoxy anion | 1.327 | 1 | 2 |
| CH3O+ | Methoxy cation | 1.283 | 1 | 2 |
| CH2OH | Hydroxymethyl radical | 1.355 | 1 | 2 |
| CH2OH+ | hydroxymethyl cation | 1.242 | 1 | 2 |
| CH3OH- | Methyl alcohol anion | 1.413 | 1 | 2 |
| CH3OH+ | Methyl alcohol cation | 1.351 | 1 | 2 |
| CH3OH2+ | Methanol, protonated | 1.499 | 1 | 2 |
| CO2- | Carbon dioxide anion | 1.236 | 1 | 2 |
| 1.236 | 1 | 3 | ||
| CO2 | Carbon dioxide | 1.164 | 1 | 2 |
| 1.164 | 1 | 3 | ||
| CO2+ | Carbon dioxide cation | 1.256 | 1 | 2 |
| 1.102 | 1 | 3 | ||
| CCO | Dicarbon monoxide | 1.154 | 2 | 3 |
| NCO | isocyanato radical | 1.153 | 2 | 3 |
| OCS | Carbonyl sulfide | 1.163 | 1 | 2 |
| OCSe | Carbonyl selenide | 1.161 | 1 | 2 |
| FCO | Carbonyl fluoride | 1.166 | 2 | 3 |
| FCO+ | Carbonyl fluoride cation | 1.124 | 2 | 3 |
| ClCO | carbonyl monochloride | 1.161 | 2 | 3 |
| HOCO | Hydrocarboxyl radical | 1.336 | 1 | 2 |
| 1.177 | 1 | 3 | ||
| HCOO | formate neutral radical | 1.197 | 1 | 3 |
| 1.322 | 1 | 4 | ||
| HCCO | ketenyl radical | 1.158 | 1 | 3 |
| HFCO+ | formyl fluoride cation | 1.241 | 1 | 2 |
| COHCl | Formyl chloride | 1.184 | 1 | 2 |
| HCOOH | Formic acid | 1.340 | 1 | 2 |
| 1.199 | 1 | 3 | ||
| C2H2O | Oxirene | 1.494 | 1 | 2 |
| 1.494 | 1 | 3 | ||
| CH2CO | Ketene | 1.162 | 2 | 3 |
| H2COO | Dioxymethyl radical | 2.222 | 2 | 5 |
| 1.279 | 1 | 2 | ||
| H2COO+ | dioxymethyl cation | 2.225 | 2 | 5 |
| 1.246 | 1 | 2 | ||
| CHONH2 | formamide | 1.211 | 1 | 2 |
| CH3OO- | methylperoxy anion | 1.374 | 1 | 2 |
| CH3CO+ | acetyl cation | 1.120 | 2 | 3 |
| CNOH3 | 1,2-oxaziridine | 1.394 | 1 | 3 |
| HOCHNH | hydroxymethylimine | 1.339 | 1 | 2 |
| BH3CO | Borane carbonyl | 1.132 | 2 | 3 |
| CH2COH+ | ketene, protonated | 1.220 | 2 | 3 |
| CH2FOH | fluoromethanol | 1.372 | 1 | 3 |
| CH3CHO | Acetaldehyde | 1.208 | 1 | 3 |
| CH3CHO+ | acetaldehyde cation | 1.197 | 1 | 3 |
| C2H4O | Ethylene oxide | 1.426 | 1 | 2 |
| 1.426 | 1 | 3 | ||
| C2H4O+ | ethylene oxide cation | 1.469 | 1 | 2 |
| 1.469 | 1 | 3 | ||
| H2CONH2+ | protonated formamide | 1.280 | 1 | 2 |
| NH2CHOH+ | Formamide, O-protonated | 1.280 | 1 | 2 |
| CH3CH2O | Ethoxy radical | 1.371 | 2 | 3 |
| CH3CHOH | 1-hydroxy-ethyl radical | 1.368 | 1 | 3 |
| CH3CH2OH | Ethanol | 1.419 | 2 | 3 |
| CH3OCH3 | Dimethyl ether | 1.403 | 1 | 2 |
| 1.403 | 1 | 3 | ||
| C3O | Tricarbon monoxide | 1.152 | 3 | 4 |
| CF2O | Carbonic difluoride | 1.172 | 1 | 2 |
| CF2O+ | Carbonic difluoride cation | 1.266 | 1 | 2 |
| COFCl | Carbonic chloride fluoride | 1.175 | 1 | 2 |
| C2H2O2 | Ethanedial | 1.208 | 1 | 5 |
| 1.208 | 2 | 6 | ||
| C3H2O | Propadienal | 1.168 | 3 | 4 |
| CH3NCO | methylisocyante | 1.176 | 3 | 4 |
| NH2CONH2 | Urea | 1.215 | 1 | 2 |
| CH2CHCHO | Acrolein | 1.212 | 1 | 4 |
| CH3COCH2 | Acetonyl radical | 1.193 | 1 | 2 |
| CH3COCH3 | Acetone | 1.213 | 1 | 2 |
| CH3CH2CHO | Propanal | 1.209 | 3 | 4 |
| C3H7OH | 1-Propanol | 1.420 | 3 | 4 |
| C3O2 | Carbon suboxide | 1.165 | 2 | 4 |
| 1.165 | 3 | 5 | ||
| C3H2O2 | Propiolic acid | 1.342 | 1 | 4 |
| 1.204 | 1 | 5 | ||
| C3H3NO | Isoxazole | 1.339 | 3 | 5 |
| C2H4O3 | 1,2,3-trioxolane | 1.415 | 2 | 4 |
| 1.415 | 3 | 5 | ||
| C3H2O3 | vinylene carbonate | 1.186 | 1 | 2 |
| 1.364 | 1 | 3 | ||
| 1.364 | 1 | 4 | ||
| 1.372 | 3 | 5 | ||
| 1.372 | 4 | 6 | ||
| C2H4O4 | Formic acid dimer | 1.217 | 1 | 3 |
| 1.217 | 2 | 4 | ||
| 1.306 | 1 | 5 | ||
| 1.306 | 2 | 6 | ||
| C4H6O2 | γ–Butyrolactone | 1.433 | 4 | 5 |
| 1.358 | 1 | 5 | ||
| 1.196 | 1 | 6 | ||
| C3H6O3 | 1,3,5-Trioxane | 1.400 | 1 | 4 |
| 1.400 | 2 | 4 | ||
| 1.400 | 1 | 5 | ||
| 1.400 | 3 | 5 | ||
| 1.400 | 3 | 6 | ||
| 1.400 | 2 | 6 | ||
| C4H8O2 | Ethyl acetate | 1.344 | 2 | 3 |
| 1.206 | 2 | 4 | ||
| 1.435 | 3 | 5 | ||
| C5H4O2 | furfural | 1.214 | 6 | 7 |
| 1.346 | 1 | 2 | ||
| 1.357 | 1 | 4 | ||
| C6H12O | Oxepane | 1.411 | 1 | 2 |
| 1.414 | 1 | 7 | ||
| C6H5CHO | benzaldehyde | 1.212 | 7 | 8 |