Potassium perrhenate
# Potassium perrhenate

Potassium perrhenate is an inorganic compound with the chemical formula $KReO_4.$

## Preparation

Potassium perrhenate can be produced by the neutralization of potassium hydroxide and perrhenic acid.

    $\mathrm {KOH+HReO_{4}\longrightarrow KReO_{4}+H_{2}O}$

## 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 $I4_1/a$ (No. 88), and lattice constants a = 567.4 pm and c = 1266.8 pm. It is a strong oxidizer.

