Question

what are carbonates?​

Answer 1

Answer:

In chemistry, a carbonate is an ion consisting of one carbon and three oxygen atoms or a compound that contains this species as its anion. The molecular formula for the carbonate ion is CO32-.

In geology, carbonates include carbonate rock and minerals, which contain the carbonate ion. The most common is calcium carbonate, CaCO3, which is found in limestone and dolomite.

Answer 2

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Carbonate, any member of two classes of chemical compounds derived from carbonic acid or carbon dioxide (q.v.). The inorganic carbonates are salts of carbonic acid (H2CO3), containing the carbonate ion, CO2/3-, and ions of metals such as sodium or calcium.