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Definition of ZnCO3
ZnCO3, also known as Zinc Carbonate, is a chemical compound with the formula ZnCO3. The molecular structure of ZnCO3 consists of one zinc ion (Zn2+) and one carbonate ion (CO32-). This molecule has a molecular weight of 125.4 g/mol. -
Properties of ZnCO3
2.1 Physical properties of ZnCO3
ZnCO3 is a solid, white or slightly bluish color, odorless compound. It has a neutral pH and does not conduct electricity.
2.2 Chemical properties of ZnCO3
ZnCO3 is insoluble in water but soluble in acid, forming CO2 and Zn2+. -
Common chemical equations of ZnCO3
Common acid reactions are:
ZnCO3 + 2HCl -> ZnCl2 + H2O + CO2
ZnCO3 + H2SO4 -> ZnSO4 + H2O + CO2
ZnCO3 + 2HNO3 -> Zn(NO3)2 + H2O + CO2 -
Preparation of ZnCO3
4.1 Laboratory preparation of ZnCO3
ZnCO3 can be prepared through the reaction between Zn(OH)2 and CO2: Zn(OH)2 + CO2 -> ZnCO3 + H2O
4.2 Industrial preparation of ZnCO3
In industry, ZnCO3 is typically produced by reacting ZnO with CO2 in a water environment: ZnO + CO2 -> ZnCO3.