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Definition of (NH4)2CO3
(NH4)2CO3, also known as Ammonium Carbonate, is a chemical compound consisting of two ammonium ions (NH4+) and one carbonate ion (CO3 2-). The molecular weight of (NH4)2CO3 is 96.09 g/mol. The molecular structure includes: 2 nitrogen atoms, 8 hydrogen atoms, 1 carbon atom, and 3 oxygen atoms. -
Properties of (NH4)2CO3
2.1 Physical Properties of (NH4)2CO3: (NH4)2CO3 typically appears as white crystalline particles, odorless or with a slight characteristic odor. Its pH falls around 7.5-8 (at a concentration of 1M at 25°C).
2.2 Chemical Properties of (NH4)2CO3: (NH4)2CO3 has the ability to decompose as the temperature increases, producing ammonia, water, and carbon dioxide. It can also react with acid to produce the corresponding ammonium salt and CO2. -
Common chemical equations involving (NH4)2CO3
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Preparation of (NH4)2CO3
4.1 Laboratory preparation of (NH4)2CO3: (NH4)2CO3 can be prepared from the reaction between ammonia and carbonic acid.
NH3 + H2CO3 -> NH4HCO3
NH4HCO3 + NH3 -> (NH4)2CO3
4.2 Industrial preparation of (NH4)2CO3: Industrially, (NH4)2CO3 is typically produced from the reaction between ammonia and carbon dioxide under high pressure.
2 NH3 + CO2 -> (NH4)2CO3.