Potassium perrhenate is an inorganic compound with the chemical formula KReO4.
Identifiers | |
---|---|
| |
3D model (JSmol)
|
|
ChemSpider |
|
ECHA InfoCard | 100.030.854 |
EC Number |
|
PubChem CID
|
|
| |
| |
Properties | |
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) |
11.9 g·l−1[3] | |
Refractive index (nD)
|
1.643 (20 °C)[4] |
Hazards | |
GHS labelling:[5] | |
Warning | |
H272, H315, H319, H335 | |
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
|
Potassium perrhenate can be produced by the neutralization of potassium hydroxide and perrhenic acid.[2]
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]