Carbonate - Wikipedia
WebA carbonate is a salt of carbonic acid, H2CO3, [2] characterized by the presence of the carbonate ion, a polyatomic ion with the formula CO2− 3. The word "carbonate" may also refer to a carbonate ester, an organic compound …
Carbonates - Chemistry LibreTexts
WebJun 30, 2023 · Carbonate is a polyatomic anion with the formula CO2−3 C O 3 2 − and has a trigonal planar molecular structure which consists of a carbon atom surrounded by three oxygen atoms. The carbonate ion is a moderately strong base, so by definition of a Lewis base, it attracts protons in aqueous solutions.
18.6: Occurrence, Preparation, and Properties of Carbonates
WebOct 27, 2022 · The usual method for the preparation of the carbonates of the alkali and alkaline earth metals is by reaction of an oxide or hydroxide with carbon dioxide. Other carbonates form by precipitation. … 18.6: Occurrence, Preparation, and Properties of Carbonates - Chemistry LibreTexts
Carbonate | Ionic Bonding, Salts & Minerals | Britannica
WebMar 19, 2024 · 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, CO23-, and ions of metals such as sodium or calcium. Inorganic carbonates comprise many minerals.
Carbonate mineral | Types, Properties & Uses | Britannica
WebCarbonate mineral, any member of a family of minerals that contain the carbonate ion, CO32-, as the basic structural and compositional unit. The carbonates are among the most widely distributed minerals in the Earth’s crust. The crystal structure of many carbonate minerals reflects the trigonal.
What Is a Carbonate? Definition and Examples - ThoughtCo
WebUpdated on January 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 CO 32- . Read More. Oxide Definition and Examples. By Anne Marie Helmenstine, Ph.D.
23.5: Carbon, Carbides, and Carbonates - Chemistry LibreTexts
WebCarbon is the building block of all organic compounds, including biomolecules, fuels, pharmaceuticals, and plastics, whereas inorganic compounds of carbon include metal carbonates, which are found in substances as diverse as fertilizers and antacid tablets, halides, oxides, carbides, and carboranes.
18.6 Occurrence, Preparation, and Properties of Carbonates
WebWith the exception of magnesium carbonate, it is possible to prepare carbonates of the metals of groups 1 and 2 by the reaction of carbon dioxide with the respective oxide or hydroxide. Examples of such reactions include:
Mineral - Carbonates, Calcite, Dolomite | Britannica
WebThe common anhydrous (water-free) carbonates are divided into three groups that differ in structure type: calcite, aragonite, and dolomite. The copper carbonates azurite and malachite are the only notable hydrous varieties.
Carbonate - Simple English Wikipedia, the free encyclopedia
WebA carbonate is a chemical compound that has the carbonate ion, CO2−. 3. This ion is made of carbon and oxygen. The name may also mean an ester of carbonic acid, an organic compound containing the carbonate group C (=O) (O–) 2 …
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