Potassium arsenite

Potassium arsenite is a chemical compound. Its chemical formula is KAsO2. It has potassium and arsenite ions in it.

Properties
It is a solid. It is highly toxic.

Preparation
It is made by reacting arsenic trioxide with potassium hydroxide.

Uses
It was used as a "medicine", but it is carcinogenic and toxic so it is not used anymore. It is banned for use as a pesticide in the United Kingdom.

Related pages
Sodium arsenite
Lead arsenate
Zinc arsenide

Category:Potassium compounds
Category:Arsenic compounds