A carbonate is a salt of carbonic acid, (H2CO3), [2] characterized by the presence of the carbonate ion, a polyatomic ion with the formula CO 32–. The word "carbonate" may also refer to a carbonate …

The carbonate ion is a crucial polyatomic ion due to its stable structure and widespread occurrence in nature. Carbonates play key roles in geology, industry, and everyday materials, particularly in …

Feb 21, 2026 · 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), …

Carbonate is a polyatomic anion with the formula C O 3 2 and has a trigonal planar molecular structure which consists of a carbon atom surrounded by three oxygen atoms.

The two carbonates used commercially in the largest quantities are sodium carbonate and calcium carbonate. In the United States, sodium carbonate is extracted from the mineral trona, Na 3 (CO 3) …

Jan 15, 2020 · 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 …

Jan 4, 2026 · Carbonate is an immense reservoir of carbon on Earth, primarily in the form of calcium carbonate (CaCO3). This compound is the main constituent of common sedimentary rocks, including …

Feb 9, 2026 · A carbonate is a chemical compound that contains the carbonate ion (CO₃²⁻). This ion consists of one carbon atom bonded to three oxygen atoms. Carbonates are formed when carbon …

Sep 15, 2025 · Carbonate Ion | CO3-2 | CID 19660 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, …

In geology and mineralogy, the term "carbonate" can refer both to carbonate minerals and carbonate rock (which is made of chiefly carbonate minerals), and both are dominated by the carbonate ion, …