Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology | |
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MP2/cc-pCVDZ
5 | ||||||||||||||||||||||||||||
4 | ||||||||||||||||||||||||||||
3 | ||||||||||||||||||||||||||||
2 | ||||||||||||||||||||||||||||
1 | ||||||||||||||||||||||||||||
0 | ||||||||||||||||||||||||||||
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 |
---|---|
1.351 | 0.094 |
Species | Name | Bond Length (Å) | |
---|---|---|---|
Lowest value | C2H2 | Acetylene | 1.228 |
Highest value | C2H6 | Ethane | 1.529 |
Species | Name | Bond Length (Å) | Atom1 index | Atom2 index |
---|---|---|---|---|
C2 | Carbon diatomic | 1.275 | 1 | 2 |
C2H2 | Acetylene | 1.228 | 1 | 2 |
CCH2 | vinylidene | 1.316 | 1 | 2 |
C2H4 | Ethylene | 1.344 | 1 | 2 |
C2H6 | Ethane | 1.529 | 1 | 2 |
CH2CCH2 | allene | 1.321 | 1 | 2 |
1.321 | 1 | 3 | ||
C2H4O | Ethylene oxide | 1.473 | 2 | 3 |