Water

• Formula: H₂O
• Molecular weight: 18.0153
• IUPAC Standard InChI: InChI=1S/H2O/h1H2 Copy

  
• IUPAC Standard InChIKey: XLYOFNOQVPJJNP-UHFFFAOYSA-N Copy
• CAS Registry Number: 7732-18-5
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Isotopologues:
  • Deuterium oxide
  • Water-t
  • Water-¹⁸O
  • Water-d
  • Water-t₂
  • Deuterium oxide
• Other names: Water vapor; Distilled water; Ice; H2O; Dihydrogen oxide; steam; Tritiotope
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• Information on this page:
  • Normal boiling point
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data: reactions 1 to 50, reactions 51 to 100, reactions 101 to 150, reactions 151 to 200, reactions 201 to 250, reactions 251 to 300, reactions 301 to 350, reactions 351 to 400, reactions 401 to 450, reactions 451 to 500, reactions 501 to 550, reactions 551 to 600, reactions 601 to 650, reactions 651 to 700, reactions 701 to 750, reactions 751 to 800, reactions 801 to 850, reactions 851 to 900, reactions 901 to 950, reactions 951 to 1000, reactions 1001 to 1050, reactions 1051 to 1100, reactions 1101 to 1150, reactions 1151 to 1200, reactions 1201 to 1250, reactions 1251 to 1300, reactions 1301 to 1350, reactions 1351 to 1360
  • Gas phase ion energetics data
  • Ion clustering data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Vibrational and/or electronic energy levels
  • Gas Chromatography
  • Fluid Properties
• Data at other public NIST sites:
  • Microwave spectra (on physics lab web site)
  • Electron-Impact Ionization Cross Sections (on physics web site)
  • Computational Chemistry Comparison and Benchmark Database
  • Gas Phase Kinetics Database
  • Reference simulation: SPC/E Water
  • X-ray Photoelectron Spectroscopy Database, version 5.0
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Normal boiling point

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

References

Go To: Top, Normal boiling point, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Fandary, Aljima, et al., 1999
Fandary, M.S.H.; Aljima, A.S.; Al-Kandary, J.A., Liquid-Liquid Equilibria for the System Water + Ethanol + Ethyl tert-Butyl Ether, J. Chem. Eng. Data, 1999, 44, 1129-31. [all data]

Arce, Martinez-Ageitos, et al., 1998
Arce, A.; Martinez-Ageitos, J.; Soto, A., Vapor-Liquid Equilibria at 101.32 kPa of the Ternary Systems 2-Methoxy-2-methylpropane + Methano + Water and 2-Methoxy-2-methylprpane + Ethanol + Water, J. Chem. Eng. Data, 1998, 43, 708-13. [all data]

Rajendran, Renganarayanan, et al., 1989
Rajendran, M.; Renganarayanan, S.; Madhavan, P.R.; Srinivasan, D., Effect of Dissolved Salts on the Heat of Mixing of Three Binary Systems, J. Chem. Eng. Data, 1989, 34, 375. [all data]

Sada, Morisue, et al., 1975
Sada, E.; Morisue, T.; Miyahara, K., Salt Effects on Vapor-Liquid Equilibrium of Tetrahydrofuran-Water System, J. Chem. Eng. Data, 1975, 20, 283-7. [all data]

Sokolov, Sevryugova, et al., 1969
Sokolov, N.M.; Sevryugova, N.N.; Zhavoronkov, N.M., Liquid-vapor phase equilibrium in the systems acrylonitrile + water and acrolein + water at various pressures, Teor. Osn. Khim. Tekhnol., 1969, 3, 1, 128-35. [all data]

Zieborak, Brzostowski, et al., 1958
Zieborak, K.; Brzostowski, W.; Kaminsky, J., Vapour-liquid equilibria in ternary system formic acid-pyridine-water, Bull. Acad. Pol. Sci., Ser. Sci., Chim., Geol. Geogr., 1958, 6, 371. [all data]

Othmer, 1943
Othmer, D.F., Composition of vapors from boiling binary solutions, Ind. Eng. Chem., 1943, 35, 614-20. [all data]

Notes

Go To: Top, Normal boiling point, References

• Symbols used in this document:
  

  Tboil

  Boiling point

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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