Cyanide

Cyanide is an important polyatomic ion with chemical formula is CN-. It is highly toxic, and has been used as a weapon in various murders and suicides. Some reports suggest that Iraq has used hydrogen cyanide in chemical attacks against the Kurds during the Iran-Iraq War.

Cyanide is often described as having the smell of bitter almonds.

## Sources[edit]

* CDC: Facts about Cyanide