What is Ammonium dichromate?
[[File:Ammonium-dichromate-sample.jpg|thumb|Ammonium dichromate]] '''Ammonium dichromate''' is a [[chemical compound]]. It is composed of [[ammonium]] and [[dichromate]] [[ion]]s. Its chemical formula is (NH<sub>4</sub>)<sub>2</sub>Cr<sub>2</sub>O<sub>7</sub>. It is a reddish [[crystalline]] solid. It is a weak [[acid]]. It is a strong [[oxidizing agent]] and can [[explosion|explode]] when heated in a closed container. This is because ammonium is a weak [[reducing agent]], making a [[redox]] reaction. It is used in volcano demonstrations. It is poisonous because it contains dichromate, which is similar to [[chromate]]. It is a [[carcinogen]]. It is used in [[oxidation]] reactions. It is made by reacting [[chromic acid]] and [[ammonium hydroxide]]. ==Related pages== *[[Potassium dichromate]] *[[Potassium chromate]] *[[Chromium]] {{chem-stub}} [[Category:Nitrogen compounds]]