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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 | |
| Other names |
|---|
| Deuterium oxide; Dideuterium oxide; Heavy water; Heavy water-d2; Water(sup 2)-H2; Water, heavy; Water-d2; |
| INChI | INChIKey | SMILES | IUPAC name |
|---|---|---|---|
| InChI=1S/H2O/h1H2/i/hD2 | XLYOFNOQVPJJNP-ZSJDYOACSA-N | O([2H])[2H] |
| State | Conformation |
|---|---|
| 1A1 | C2V |
| Property | Value | Uncertainty | units | Reference | Comment |
|---|---|---|---|---|---|
Hfg(298.15K) ![]() |
-249.21 | 0.13 | kJ mol-1 | Gurvich | |
Hfg(0K) ![]() |
-246.26 | 0.13 | kJ mol-1 | Gurvich | |
Entropy (298.15K) ![]() |
198.34 | J K-1 mol-1 | Gurvich | ||
Integrated Heat Capacity (0 to 298.15K) ![]() |
9.96 | kJ mol-1 | Gurvich | ||
Heat Capacity (298.15K) ![]() |
34.26 | 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 | A1 | 2671 | Shim | ||||||
| 2 | A1 | 1178 | Shim | ||||||
| 3 | B2 | 2788 | 1998Var:121 | ||||||
| A | B | C | reference | comment |
|---|---|---|---|---|
| 15.41996 | 7.27296 | 4.84530 | 1993Tot:41 |
Product of moments of inertia ![]() | ||||
|---|---|---|---|---|
| 8.81606 | amu3Å6 | 4.03684921935539E-119 | gm3 cm6 | |
Point Group C2v
| Description | Value | unc. | Connectivity | Reference | Comment | |||
|---|---|---|---|---|---|---|---|---|
| Atom 1 | Atom 2 | Atom 3 | Atom 4 | |||||
| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| O1 | 0.0000 | 0.0000 | 0.0000 |
| H2 | 0.0000 | 0.7595 | 0.5807 |
| H3 | 0.0000 | -0.7595 | 0.5807 |
| O1 | H2 | H3 | |
|---|---|---|---|
| O1 | 0.9560 | 0.9560 | |
| H2 | 0.9560 | 1.5189 | |
| H3 | 0.9560 | 1.5189 |
Experimental Bond Angles (degrees) from cartesians
| atom1 | atom2 | atom3 | angle |
|---|---|---|---|
| H2 | O1 | H3 | 105.200 |
Bond descriptions
| Bond Type | Count |
|---|---|
| D-O | 2 |
| Atom 1 | Atom 2 |
|---|---|
| O1 | H2 |
| O1 | H3 |
| Energy (cm-1) | Degeneracy | reference | description |
|---|---|---|---|
| 0 | 1 | 1A1 |
| Ionization Energy | I.E. unc. | vertical I.E. | v.I.E. unc. | reference |
|---|---|---|---|---|
| 12.640 | 0.000 | webbook |
| State | Config | State description | Conf description | Exp. min. | Dipole (Debye) | Reference | comment | Point Group | Components | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| x | y | z | total | dipole | quadrupole | ||||||||
| 1 | 1 | 1A1 | C2v | True | 1.855 | 1.855 | NISTtriatomic | μb=1.8545(4) | C2v | 1 | 2 | ||
| State | Config | State description | Conf description | Exp. min. | Quadrupole (D Å) | Reference | comment | Point Group | Components | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| xx | yy | zz | dipole | quadrupole | ||||||||
| 1 | 1 | 1A1 | C2v | True | C2v | 1 | 2 | |||||
| squib | reference | DOI |
|---|---|---|
| 1993Tot:41 | Toth, R. "D216O and D218O Transition Frequencies and Strengths in the (nu)2 Bands." Journal of Molecular Spectroscopy. 162, 41-54 (1993) | 10.1006/jmsp.1993.1267 |
| 1998Var:121 | Varetti. A far infrared and theoretical ab initio vibrational study of fluorosulfonic acid as monomer and cyclic dimer. J. Mol. Struct. (Theochem). Vol. 429. pgs. 121-130. | 10.1016/S0166-1280(97)00347-3 |
| Gurvich | Gurvich, L.V.; Veyts, I. V.; Alcock, C. B., Thermodynamic Properties of Individual Substances, Fouth Edition, Hemisphere Pub. Co., New York, 1989 | |
| NISTtriatomic | NIST Triatomic Spectral Database (http://www.physics.nist.gov/PhysRefData/MolSpec/Triatomic/index.html) | 10.18434/T4DW2S |
| Shim | Shimanouchi, T. , Tables of Molecular Vibrational Frequencies, Consolidated Volu | 10.6028/NBS.NSRDS.39 |
| webbook | NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) | 10.18434/T4D303 |
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