Ammonium perrhenate

Ammonium perrhenate
Ammonium perrhenate
Names
Other names
Ammonium perrhenate,
Ammonium perrhenate(VII)
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.033.690 Edit this at Wikidata
EC Number
  • 237-075-6
  • InChI=1S/H3N.4O.Re/h1H3;;;;;/q;;;;-1;/p+1 checkY
    Key: HOJYZCWLNWENHS-UHFFFAOYSA-O checkY
  • InChI=1/H3N.4O.Re/h1H3;;;;;/q;;;;-1;/p+1/rH3N.O4Re/c;1-5(2,3)4/h1H3;/q;-1/p+1
    Key: HOJYZCWLNWENHS-WUACXKGRAA
  • [O-] [Re](=O)(=O)=O.[NH4+]
Properties
NH4ReO4
Molar mass 268.2359 g/mol
Density 3.97 g/cm3, solid
Melting point 200°C (decomposes)[1]
2.8 g/100 mL (0 °C), 6.2 g/100 mL (20 °C), 12.0 g/100 mL (40 °C), 20.7 g/100 mL (60 °C), 32.3 g/100 mL (80 °C), 39.1 g/100 mL (90 °C)
Structure
scheelite
N/A
Hazards
Flash point Non-flammable
Related compounds
Other anions
Ammonium permanganate; ammonium pertechnetate
Other cations
Sodium perrhenate; perrhenic acid
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Ammonium perrhenate (APR) is the ammonium salt of perrhenic acid, NH4ReO4. It is the most common form in which rhenium is traded. It is a white salt; soluble in ethanol and water, and mildly soluble in NH4Cl.[2] It was first described soon after the discovery of rhenium.[3]

  1. ^ Georg Brauer (1954), Ammoniumperrhenat, Ferdinand Enke Verlag, p. 1108
  2. ^ Lidin, R. (2007). Неорганическая химия в реакциях [Inorganic chemistry in reactions] (in Russian) (2nd ed.). Moscow: Drofa. p. 332. ISBN 978-5-358-01303-2.
  3. ^ Noddack, J.; Noddack, W. (1929). "Die Sauerstoffverbindungen des Rheniums" [The oxygen compounds of rhenium]. Zeitschrift für anorganische und allgemeine Chemie (in German). 181 (6): 1–37. Bibcode:1929NW.....17...93N. doi:10.1002/zaac.19291810102.

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