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Protactinium(V) chloride: Wikis

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Protactinium(V) chloride
IUPAC name
Other names Protactinium pentachloride, Protactinium chloride
Identifiers
CAS number 13760-41-3
Properties
Molecular formula PaCl5
Molar mass 408.301 g/mol
Appearance yellow monoclinic crystals
Density 3.74 g/cm³
Melting point

306°C[1]

Boiling point

420°C [2]

Structure
Crystal structure monoclinic, mS24
Space group c12/c1, #15
Coordination
geometry
Pa, 7, pentagonal bipyramidal
Cl, 1 and 2
Related compounds
Other cations Praseodymium(III) chloride
Uranium(IV) chloride
Thorium(IV) chloride
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Protactinium(V) chloride is the chemical compound composed of protactinium and chlorine with the formula PaCl5. It forms yellow monoclinic crystals and has a unique structure comprising of chains of 7 coordinate, pentagonal bipyramidal, protactinium atoms sharing edges.[3]

References

  1. ^ Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, FL: CRC Press, pp. 484, ISBN 0849305942, http://books.google.com/books?id=lFjg0L-uOxoC&pg=PT869&dq=%22Protactinium(V)+chloride%22&as_brr=3&sig=ACfU3U2087ZQFYdIdOOItV0tzfJj0Wnyrw#PPT869,M1, retrieved 2008-07-17  
  2. ^ "Chemistry: WebElements Periodic Table: Professional Edition: Protactinium: compound data (protactinium (V) chloride)". WebElements. http://202.114.88.54/g/web18/wangluo/webelements/webelements/compounds/text/pa/cl5pa1-13760413.html. Retrieved 2008-07-17.  
  3. ^ The crystal structure of protactinium pentachloride, Dodge R. P., Smith G. S., Johnson Q., Elson R. E., Acta Cryst. (1967). 22, 85-89 doi:10.1107/S0365110X67000155
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