sesquicarbonate

Noun

 * 1)  A chemical compound containing three carbonate ions for every two metal ions.
 * 2)  A chemical compound containing one carbonate and one bicarbonate ion in each formula [CO3HCO3].

Derived terms

 * ammonium sesquicarbonate
 * potassium sesquicarbonate
 * samarium sesquicarbonate
 * sesquicarbonate of ammonia
 * sesquicarbonate of iron
 * sesquicarbonate process
 * sodium sequicarbonate also known as trona