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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: Experimental > One molecule all properties | |
| INChI | INChIKey | SMILES | IUPAC name |
|---|---|---|---|
| InChI=1S/HO/h1H/q+1 | MSCUNRCIQGLERU-UHFFFAOYSA-N | [OH+] |
| State | Conformation |
|---|---|
| 3Σ | C*V |
| Property | Value | Uncertainty | units | Reference | Comment |
|---|---|---|---|---|---|
Hfg(298.15K) ![]() |
1290.34 | 5.00 | kJ mol-1 | Gurvich | |
Hfg(0K) ![]() |
1284.11 | 5.00 | kJ mol-1 | Gurvich | |
Entropy (298.15K) ![]() |
182.74 | J K-1 mol-1 | Gurvich | ||
Integrated Heat Capacity (0 to 298.15K) ![]() |
8.60 | kJ mol-1 | Gurvich | ||
Heat Capacity (298.15K) ![]() |
29.20 | J K-1 mol-1 | Gurvich |
| Mode Number | Symmetry | Frequency | Intensity | Comment | Description | ||||
|---|---|---|---|---|---|---|---|---|---|
| Fundamental(cm-1) | Harmonic(cm-1) | Reference | (km mol-1) | unc. | Reference | ||||
| 1 | Σ | 2956 | 3113 | 1979HUB/HER | wexe=78.515 | ||||
| ωe | ωexe | ωeye | Be | αe | ZPE | reference |
|---|---|---|---|---|---|---|
| 3113.37 | 78.52 | 16.7943 | 0.7494 | 1541.181 | 2007Iri:389 |
| A | B | C | reference | comment |
|---|---|---|---|---|
| 16.79430 | Gurvich | alpha=0.749 |
Product of moments of inertia ![]() | ||||
|---|---|---|---|---|
| 1.003771 | amu Å2 | 1.666831E-40 | gm cm2 | |
Point Group C∞v
| Description | Value | unc. | Connectivity | Reference | Comment | |||
|---|---|---|---|---|---|---|---|---|
| Atom 1 | Atom 2 | Atom 3 | Atom 4 | |||||
| rOH | 1.029 | 1 | 2 | Gurvich | ||||
| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| O1 | 0.0000 | 0.0000 | 0.0000 |
| H2 | 0.0000 | 0.0000 | 1.0289 |
| O1 | H2 | |
|---|---|---|
| O1 | 1.0289 | |
| H2 | 1.0289 |
Bond descriptions
| Bond Type | Count |
|---|---|
| H-O | 1 |
| Atom 1 | Atom 2 |
|---|---|
| O1 | H2 |
| Energy (cm-1) | Degeneracy | reference | description |
|---|---|---|---|
| 0 | 3 | 3Σ | |
| 28438.55 | 6 | 1975Mer/Mal:251 | 3Π |
| 29058.8 | 1 | 1975Mer/Mal:251 | 1Σ |
| squib | reference | DOI |
|---|---|---|
| 1975Mer/Mal:251 | AJ Merer, DN Malm, RW Martin "The Ultraviolet Emission Spectra of OH+ and OD+. Rotational Structure and Perturbations in the A 3PIi-X 3SIGMA- Transition" Can. J. Physics 53(3) 1975 251-283 | 10.1139/p75-037 |
| 1979HUB/HER | Huber, K.P.; Herzberg, G., Molecular Spectra and Molecular Structure. IV. Constants of Diatomic Molecules, Van Nostrand Reinhold Co., 1979 | 10.1007/978-1-4757-0961-2 |
| 2007Iri:389 | KK Irikura "Experimental Vibrational Zero-Point Energies: Diatomic Molecules" J. Phys. Chem. Ref. Data 36(2), 389, 2007 | 10.1063/1.2436891 |
| Gurvich | Gurvich, L.V.; Veyts, I. V.; Alcock, C. B., Thermodynamic Properties of Individual Substances, Fouth Edition, Hemisphere Pub. Co., New York, 1989 |
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