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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 > Energy > Optimized > Energy | |
| State | Conformation | minimum conformation | conformer description | state description |
|---|---|---|---|---|
| 1 | 1 | yes | C2H | 1Ag |
| hartrees | |
|---|---|
| Energy at 0K | -228.837715 |
| Energy at 298.15K | |
| Nuclear repulsion energy | 128.833276 |
| A | B | C |
|---|---|---|
| 0.70633 | 0.14958 | 0.14629 |
Point Group is C2h
Cartesians (Å)| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| O1 | -0.478 | 0.618 | 0.000 |
| O2 | 0.478 | -0.618 | 0.000 |
| C3 | 0.478 | 1.740 | 0.000 |
| C4 | -0.478 | -1.740 | 0.000 |
| H5 | -0.166 | 2.635 | 0.000 |
| H6 | 1.114 | 1.734 | 0.902 |
| H7 | 1.114 | 1.734 | -0.902 |
| H8 | 0.166 | -2.635 | 0.000 |
| H9 | -1.114 | -1.734 | 0.902 |
| H10 | -1.114 | -1.734 | -0.902 |
| O1 | O2 | C3 | C4 | H5 | H6 | H7 | H8 | H9 | H10 | |
|---|---|---|---|---|---|---|---|---|---|---|
| O1 | 1.5632 | 1.4738 | 2.3587 | 2.0404 | 2.1432 | 2.1432 | 3.3165 | 2.5989 | 2.5989 | O2 | 1.5632 | 2.3587 | 1.4738 | 3.3165 | 2.5989 | 2.5989 | 2.0404 | 2.1432 | 2.1432 | C3 | 1.4738 | 2.3587 | 3.6094 | 1.1024 | 1.1037 | 1.1037 | 4.3863 | 3.9270 | 3.9270 | C4 | 2.3587 | 1.4738 | 3.6094 | 4.3863 | 3.9270 | 3.9270 | 1.1024 | 1.1037 | 1.1037 | H5 | 2.0404 | 3.3165 | 1.1024 | 4.3863 | 1.8064 | 1.8064 | 5.2803 | 4.5611 | 4.5611 | H6 | 2.1432 | 2.5989 | 1.1037 | 3.9270 | 1.8064 | 1.8040 | 4.5611 | 4.1227 | 4.5001 | H7 | 2.1432 | 2.5989 | 1.1037 | 3.9270 | 1.8064 | 1.8040 | 4.5611 | 4.5001 | 4.1227 | H8 | 3.3165 | 2.0404 | 4.3863 | 1.1024 | 5.2803 | 4.5611 | 4.5611 | 1.8064 | 1.8064 | H9 | 2.5989 | 2.1432 | 3.9270 | 1.1037 | 4.5611 | 4.1227 | 4.5001 | 1.8064 | 1.8040 | H10 | 2.5989 | 2.1432 | 3.9270 | 1.1037 | 4.5611 | 4.5001 | 4.1227 | 1.8064 | 1.8040 |
| atom1 | atom2 | atom3 | angle | atom1 | atom2 | atom3 | angle | |
|---|---|---|---|---|---|---|---|---|
| O1 | O2 | C4 | 101.872 | O1 | C3 | H5 | 103.817 | |
| O1 | C3 | H6 | 111.698 | O1 | C3 | H7 | 111.698 | |
| O2 | O1 | C3 | 101.872 | O2 | C4 | H8 | 103.817 | |
| O2 | C4 | H9 | 111.698 | O2 | C4 | H10 | 111.698 | |
| H5 | C3 | H6 | 109.937 | H5 | C3 | H7 | 109.937 | |
| H6 | C3 | H7 | 109.618 | H8 | C4 | H9 | 109.937 | |
| H8 | C4 | H10 | 109.937 | H9 | C4 | H10 | 109.618 |
| Number | Element | Mulliken | CHELPG | AIM | ESP |
|---|---|---|---|---|---|
| 1 | O | -0.262 | |||
| 2 | O | -0.262 | |||
| 3 | C | -0.294 | |||
| 4 | C | -0.294 | |||
| 5 | H | 0.193 | |||
| 6 | H | 0.182 | |||
| 7 | H | 0.182 | |||
| 8 | H | 0.193 | |||
| 9 | H | 0.182 | |||
| 10 | H | 0.182 |
| x | y | z | Total | |
|---|---|---|---|---|
| 0.000 | 0.000 | 0.000 | 0.000 | |
| CHELPG | ||||
| AIM | ||||
| ESP |
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| x | y | z | |
|---|---|---|---|
| x | 3.905 | -0.274 | 0.000 |
| y | -0.274 | 6.739 | 0.000 |
| z | 0.000 | 0.000 | 3.571 |
| <r2> | 97.253 |
|---|---|
| (<r2>)1/2 | 9.862 |