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This is an old revision of this page, as edited by Beetstra (talk | contribs) at 14:44, 10 January 2012 (Saving copy of the {{chembox}} taken from revid 468245454 of page Uranium_hexafluoride for the Chem/Drugbox validation project (updated: '').). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Revision as of 14:44, 10 January 2012 by Beetstra (talk | contribs) (Saving copy of the {{chembox}} taken from revid 468245454 of page Uranium_hexafluoride for the Chem/Drugbox validation project (updated: '').)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)
This page contains a copy of the infobox ({{chembox}}) taken from revid 468245454 of page Uranium_hexafluoride with values updated to verified values.
Uranium Hexafluoride
Names
IUPAC names Uranium hexafluoride
Uranium(VI) fluoride
Identifiers
CAS Number
3D model (JSmol)
ChEBI
ChemSpider
PubChem CID
RTECS number
  • YR4720000
UN number 2978 (<1% U)
2977 (>1% U)
InChI
  • InChI=1S/6FH.U/h6*1H;/q;;;;;;+6/p-6Key: SANRKQGLYCLAFE-UHFFFAOYSA-H
  • InChI=1/6FH.U/h6*1H;/q;;;;;;+6/p-6/rF6U/c1-7(2,3,4,5)6Key: SANRKQGLYCLAFE-IIYYNVFAAT
SMILES
  • F(F)(F)(F)(F)F
Properties
Chemical formula UF6
Molar mass 352.02 g/mol
Appearance colorless solid
Density 5.09 g/cm, solid
Melting point 64.05 °C (triple point)
Boiling point 56.5 °C (sublimes)
Solubility in water reacts
Solubility soluble in chloroform, CCl4, liquid chlorine and bromine
dissolves in nitrobenzene
Structure
Crystal structure Orthorhombic, oP28
Space group Pnma, No. 62
Coordination geometry octahedral (Oh)
Dipole moment 0
Thermochemistry
Std molar
entropy (S298) 		– solid: −430,4 ± 1,5 J·K·mol

– gaseous: −280,4 ± 1,5 J·K·mol

Std enthalpy of
formation (ΔfH298) 		– solid: −(2197,7 ± 1,8) kJ·mol

– gaseous: −(2148,1 ± 1,8) kJ·mol

Hazards
Flash point Non-flammable
Related compounds
Other anions Uranium hexachloride
Other cations Neptunium hexafluoride
Plutonium hexafluoride
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). checkY verify (what is  ?) Infobox references
Tracking categories (test):
Chemical compound
  1. ^ Gerald K. Johnson: "The Enthalpy of Formation of Uranium Hexafluoride", The Journal of Chemical Thermodynamics, 1979, 11 (5), p. 483–490; doi:10.1016/0021-9614(79)90126-5.