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.

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