Silver permanganate

Silbermanganat (VII)

Black solid

Fixed

4.49 g · cm -3

160 ° C ( decomposition)

Sparingly soluble in water ( Silberpermanganat 9 g · l-1 at 20 ° C)

Template: Infobox chemical / molecular formula search available

Silberpermanganat is an inorganic chemical compound of the silver from the group of permanganates.

Production and representation

Silberpermanganat can be obtained by reaction of a solution of silver nitrate with potassium permanganate at 80 ° C.

Properties

Silberpermanganat is a light-sensitive violet to black solid with metallic luster, needle-shaped crystals which is soluble in water. It decomposes on heating above 160 ° C or by prolonged storage. It has a monoclinic crystal structure with space group P21 / n ( a = 567 pm, b = 827 pm, c = 713 pm, ß = 92.5 °).

Use

Silberpermanganat is used in gas masks and as an antiseptic.