What is Carbonate?
{{Ionbox | ImageFile = Carbonate-3D-balls.png | ImageSize =200px | ImageAlt = Ball-and-stick model of the carbonate anion | SystematicName = Carbonate | IUPACName = | OtherNames = | Section1 = {{Chembox Identifiers | CASNo = | PubChem = | SMILES = }} | Section2 = {{Chembox Properties | Formula = {{chem|CO|3|2-}} | MolarMass = 60.01 g mol<sup>-1</sup> | Appearance = | Solubility = }} | Section3 = {{Chembox Hazards | MainHazards = | FlashPt = | Autoignition = }} }} A '''carbonate''' is a [[chemical]] [[chemical compound|compound]] that has the '''carbonate ion''', {{chem|CO|3|2-}}. This [[ion]] is made of [[carbon]] and [[oxygen]]. The name may also mean an [[ester]] of carbonic acid, an organic compound containing the '''carbonate [[functional group|group]]''' C(=O)(O–)<sub>2</sub> of carbon and oxygen. They have a [[valency]] of 1. When added to an acid, a carbonate will produce carbon dioxide, water and a chemical salt. [[Sedimentary rock]]s containing [[calcite]] and other carbonates are plentiful in the earth. ==Related pages== *[[Bicarbonate]] *[[Calcium carbonate]] *[[Polycarbonate]] *[[Sodium carbonate]] {{chem-stub}} [[Category:Carbonates| ]] [[Category:Ions]]