- Source: Potassium perrhenate
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.
K
O
H
+
H
R
e
O
4
⟶
K
R
e
O
4
+
H
2
O
{\displaystyle \mathrm {KOH+HReO_{4}\longrightarrow KReO_{4}+H_{2}O} }
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. It is a strong oxidizer.