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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 |
|---|
| Aetznatron; Ascarite; Caustic soda; Collo-Grillrein; Collo-Tapetta; Fuers Rohr; Hydroxyde de sodium; Liquid-plumr; Lye; Natriumhydroxid; Natriumhydroxyde; Plung; Rohrputz; Rohrreiniger Rofix; Soda lye; Soda, caustic; Sodio(idrossido di); Sodium hydrate; Sodium Hydroxide; Sodium hydroxide (Na(OH)); Sodium hydroxide, anhydrous; Sodium(hydroxyde de); White caustic; |
| INChI | INChIKey | SMILES | IUPAC name |
|---|---|---|---|
| InChI=1S/Na.H2O/h;1H2/q+1;/p-1 | HEMHJVSKTPXQMS-UHFFFAOYSA-M | [Na]O | Sodium Hydroxide |
| State | Conformation |
|---|---|
| 1Σ | C*V |
| Property | Value | Uncertainty | units | Reference | Comment |
|---|---|---|---|---|---|
Hfg(298.15K) ![]() |
-191.00 | 8.00 | kJ mol-1 | JANAF | |
Hfg(0K) ![]() |
-187.36 | 8.00 | kJ mol-1 | JANAF | |
Entropy (298.15K) ![]() |
228.98 | 0.42 | J K-1 mol-1 | JANAF | |
Integrated Heat Capacity (0 to 298.15K) ![]() |
11.40 | 0.15 | kJ mol-1 | 1996Gur/Ber:1211 | |
Heat Capacity (298.15K) ![]() |
47.97 | 0.50 | J K-1 mol-1 | 1996Gur/Ber:1211 |
| Mode Number | Symmetry | Frequency | Intensity | Comment | Description | ||||
|---|---|---|---|---|---|---|---|---|---|
| Fundamental(cm-1) | Harmonic(cm-1) | Reference | (km mol-1) | unc. | Reference | ||||
| 1 | Σ | 3637 | 1955Bus:933 | Crystal value | OH stretch | ||||
| 2 | Σ | 540 | 1996Gur/Ber:1211 | NaO stretch | |||||
| 3 | Π | 300 | 1996Gur/Ber:1211 | NaOH bend | |||||
| A | B | C | reference | comment |
|---|---|---|---|---|
| 0.42670 | JANAF |
Product of moments of inertia ![]() | ||||
|---|---|---|---|---|
| 39.50671 | amu Å2 | 6.560346E-39 | gm cm2 | |
Point Group C∞v
| Description | Value | unc. | Connectivity | Reference | Comment | |||
|---|---|---|---|---|---|---|---|---|
| Atom 1 | Atom 2 | Atom 3 | Atom 4 | |||||
| rNaO | 1.950 | 1 | 2 | 1998Kuc | ||||
| Atom | x (Å) | y (Å) | z (Å) |
|---|---|---|---|
| O1 | 0.0000 | 0.0000 | -1.0254 |
| Na2 | 0.0000 | 0.0000 | 0.9246 |
| H3 | 0.0000 | 0.0000 | -1.9668 |
| O1 | Na2 | H3 | |
|---|---|---|---|
| O1 | 1.9500 | 0.9414 | |
| Na2 | 1.9500 | 2.8914 | |
| H3 | 0.9414 | 2.8914 |
Experimental Bond Angles (degrees) from cartesians
| atom1 | atom2 | atom3 | angle |
|---|---|---|---|
| Na2 | O1 | H3 | 180.000 |
Bond descriptions
| Bond Type | Count |
|---|---|
| H-O | 1 |
| O-Na | 1 |
| Atom 1 | Atom 2 |
|---|---|
| O1 | Na2 |
| O1 | H3 |
| Energy (cm-1) | Degeneracy | reference | description |
|---|---|---|---|
| 0 | 1 | 1Σ |
| State | Config | State description | Conf description | Exp. min. | Dipole (Debye) | Reference | comment | Point Group | Components | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| x | y | z | total | dipole | quadrupole | ||||||||
| 1 | 1 | 1Σ | C∞v | True | C∞v | 1 | 1 | ||||||
| State | Config | State description | Conf description | Exp. min. | Quadrupole (D Å) | Reference | comment | Point Group | Components | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| xx | yy | zz | dipole | quadrupole | ||||||||
| 1 | 1 | 1Σ | C∞v | True | C∞v | 1 | 1 | |||||
| squib | reference | DOI |
|---|---|---|
| 1955Bus:933 | W R Busing "Infrared Spectra and Structure of NaOH and NaOD" J. Chem. Phys. 23 (5), 933, 1955 | 10.1063/1.1742150 |
| 1996Gur/Ber:1211 | Gurvich LV, Bergman GA, Gorokhov LN, et al."Thermodynamic properties of alkali metal hydroxides .1. Lithium and sodium hydroxides"J PHYS CHEM REF DATA 25 (4): 1211-1276 JUL-AUG 1996 | 10.1063/1.555982 |
| 1998Kuc | K Kuchitsu(ed) "Structure of Free Polyatomic Molecules - Basic Data" Springer, Berlin, 1998 | 10.1007/978-3-642-45748-7 |
| JANAF | Chase, M.W., Jr.; Davies, C.A.; Downey, J.R., Jr.; Frurip, D.J.; McDonald, R.A.; Syverud, A.N., JANAF Thermochemical Tables (Third Edition), J. Phys. Chem. Ref. Data,Suppl. 1, 1985, 14, 1. |
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