- Protactinium(V) chloride
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IUPACName = Protactinium(V) chloride
OtherNames = Protactinium pentachloride, Protactinium chloride
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CASNo = 13760-41-3
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Section2 = Chembox Properties
Formula = PaCl5
MolarMass = 408.301 g/mol
Appearance = yellow monoclinic crystals
Density = 3.74 g/cm³
MeltingPt = 306°CCitation
last = Lide
first = David R.
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year = 1998
title = Handbook of Chemistry and Physics
edition = 87
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publication-place = Boca Raton, FL
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publisher = CRC Press
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isbn = 0849305942
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pages = 484
url = http://books.google.com/books?id=lFjg0L-uOxoC&pg=PT869&dq=%22Protactinium(V)+chloride%22&as_brr=3&sig=ACfU3U2087ZQFYdIdOOItV0tzfJj0Wnyrw#PPT869,M1
accessdate =2008-07-17 ]
BoilingPt = 420°C ]
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Section3 = Chembox Structure
CrystalStruct = monoclinic, "mS"24
SpaceGroup = c12/c1, #15
Coordination = Pa, 7, pentagonal bipyramidal
Cl, 1 and 2
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Section8 = Chembox Related
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OtherCations =Praseodymium(III) chloride
Uranium(IV) chlorideThorium(IV) chloride Protactinium(V) chloride is the
chemical compound composed ofprotactinium andchlorine 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. [ 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]References
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