Ammonium carbonate

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Ammonium carbonate

Ammonium carbonate, also known as baker's ammonia or sal volatile, is a chemical compound. Its chemical formula is (NH4)2CO3. It contains ammonium and carbonate ions.

Properties[change | change source]

Ammonium carbonate is a white solid. It dissolves in water. It reacts with acids to make an ammonium salt and carbon dioxide. It has a slight smell of ammonia. It reacts with bases to make ammonia gas.

Preparation[change | change source]

Ammonium carbonate is made by reacting ammonium sulfate, ammonium chloride, and calcium carbonate in a furnace. The ammonium carbonate is exposed to air to decompose any bicarbonate and then is sold. It can also be made by reacting carbon dioxide with ammonia.

Uses[change | change source]

It is used to make bread rise. It can also be used in cough syrup.

Related pages[change | change source]