Potassium perrhenate
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ECHA InfoCard | 100.030.854 |
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InChI
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Properties | |
Chemical formula | KO4Re |
Molar mass | 289.301 g·mol−1 |
Appearance | white solid[1] |
Density | 5.39 g·cm−3[1] |
Melting point | 555[2] °C (1,031 °F; 828 K) |
Boiling point | 1,370[2] °C (2,500 °F; 1,640 K) |
Solubility in water | 11.9 g·l−1[3] |
Refractive index (nD) | 1.643 (20 °C)[4] |
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GHS labelling:[5] | |
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Warning | |
Hazard statements | H272, H315, H319, H335 |
Precautionary statements | P210, P220, P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P405, P501 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references |
Chemical compound
Potassium perrhenate is an inorganic compound with the chemical formula KReO4.
Preparation
Potassium perrhenate can be produced by the neutralization of potassium hydroxide and perrhenic acid.[2]
Properties
Potassium perrhenate is a white solid that is sparingly soluble in water and ethanol. It have a tetragonal crystal system with the space group I41/a (No. 88), and lattice constants a = 567.4 pm and c = 1266.8 pm.[2] It is a strong oxidizer.[4]
References
- ^ a b Sigma-Aldrich Co., product no. 229822.
- ^ a b c d hrsg. von Georg Brauer. Unter Mitarb. von M. Baudler (1981). Handbuch der präparativen anorganischen Chemie / 3 (in German). Stuttgart: Enke. p. 1633. ISBN 3-432-87823-0. OCLC 310719495.
- ^ Hölemann, Hans; Klesse, Walter (1938-04-22). "Beiträge zur Chemie und Elektrochemie des Rheniums VI. Die Löslichkeit des Kaliumperrhenats in Wasser zwischen 10 und 518°". Zeitschrift für anorganische und allgemeine Chemie. 237 (2). Wiley: 172–176. doi:10.1002/zaac.19382370207. ISSN 0863-1786.
- ^ a b Potassium perrhenate, 99% (metals basis), Re 64% at AlfaAesar, accessed on 2013-08-05 (PDF) (JavaScript required).[dead link]
- ^ "Potassium perrhenate". pubchem.ncbi.nlm.nih.gov.
- v
- t
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- K3N
- KNH2
- KN3
- KNO2
- KNO3
- K3P
- KH2PO3
- K3PO4
- K2HPO4
- KH2PO4
- KPF6
- KAsO2
- K3AsO4
- K2HAsO4
- KH2AsO4
- B4K2O7
- K2CO3
- KHCO3
- K2SiO3
- K2SiF6
- K2Al2O4
- K2Al2B2O7
- K2PtCl4
- K2Pt(CN)4
- K2TiF6
- K2PtCl6
- K2ReCl6
- K
2ReF
6 - KAsF6
- K2ReBr6
- K
2ReI
6 - K2ZrF6
- K4Fe(CN)6
- K3Fe(CN)6
- K3Fe(C2O4)3
- K2FeO4
- K2MnO4
- KMnO4
- K3CrO4
- K2CrO4
- K3CrO8
- KCrO3Cl
- K2Cr2O7
- K2Cr3O10
- K2Cr4O13
- K4Mo2Cl8
- KHCO2
- KCH3CO2
- KCF3CO2
- K2C2O4
- KHC2O4
- KC12H23O2
- KC18H35O2
- C3H2K2O4
- C4H6KO4
- C5H7KO4