NIST Chemistry WebBook - Physical Chemistry

NIST Chemistry WebBook - Physical Chemistry

Chemistry online Resources

Link - http://webbook.nist.gov

"The NIST Chemistry WebBook provides access to data compiled and distributed by NIST under the Standard Reference Data Program.

The NIST Chemistry WebBook contains:

• Thermochemical data for over 7000 organic and small inorganic compounds:
  • Enthalpy of formation
  • Enthalpy of combustion
  • Heat capacity
  • Entropy
  • Phase transition enthalpies and temperatures
  • Vapor pressure
• Reaction thermochemistry data for over 8000 reactions.
  • Enthalpy of reaction
  • Free energy of reaction
• IR spectra for over 16,000 compounds.
• Mass spectra for over 15,000 compounds.
• UV/Vis spectra for over 1600 compounds.
• Gas chromatography data for over 27,000 compounds.
• Electronic and vibrational spectra for over 5000 compounds.
• Constants of diatomic molecules (spectroscopic data) for over 600 compounds.
• Ion energetics data for over 16,000 compounds:
  • Ionization energy
  • Appearance energy
  • Electron affinity
  • Proton affinity
  • Gas basicity
  • Cluster ion binding energies
• Thermophysical property data for 74 fluids:
  • Density, specific volume
  • Heat capacity at constant pressure (C_p)
  • Heat capacity at constant volume (C_v)
  • Enthalpy
  • Internal energy
  • Entropy
  • Viscosity
  • Thermal conductivity
  • Joule-Thomson coefficient
  • Surface tension (saturation curve only)
  • Sound speed"[1]
  1.http://webbook.nist.gov/
  

Analytical Inorganic Organic Physical