H2CCO+
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Species data
| Common Formula | H2CCO+ |
| Stoichiometric Formula | C2H2O+ |
| Name | Ketene cation |
| Mass | 42.01002 a.m.u |
| Charge | 1 |
| CAS | 64999-16-2 |
| Inchi | InChI=1S/C2H2O/c1-2-3/h1H2/q+1 |
| InchiKey | UJTMLNARSPORHR-UHFFFAOYSA-N |
| State | Ground State
|
ISM Abundance
| log10 Abundance | Reference | Source Name | Source Type | Link |
|---|
Polarizability
| Evaluation | Definition | Value (Å3) | Method | Origin | Reference |
|---|---|---|---|---|---|
| total | 2.848 | Calculations | Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE |
|
Definition: total Value (Å3): 2.848 Method: Calculations Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE Reference: |
Dipole moment
| Evaluation | Value (D) | Method | Origin | Reference |
|---|---|---|---|---|
| -3.376 | Calculations | Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE |
|
Value (D):
-3.376 Method: Calculations Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE Reference: |
Enthalpy of formation
| Evaluation | T (K) | Value (kJ.mol-1) | Method | Origin | Reference |
|---|---|---|---|---|---|
| 0 | 882.19 ±0.15 | Reviews and Evaluations | Database : Burcat | ||
| 298 | 885.29 ±0.15 | Reviews and Evaluations | Database : Burcat |
|
T (K): 0
Value (kJ.mol-1) : 882.19 ±0.15 Method: Reviews and Evaluations Origin: Other database Reference: |
|
T (K): 298
Value (kJ.mol-1) : 885.29 ±0.15 Method: Reviews and Evaluations Origin: Other database Reference: |
Desorption energy
No data
Diffusion energy
No data
