Breaking of calcium carbonate into calcium oxide and carbon dioxide gas on strong heating is an example of which type of chemical reaction- * Decomposition reaction Combination reaction Displacement reaction Neutralisation reaction
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Answer:
decomposition
Explanation:
CaCO3in the presence of heat gives CaO+CO2
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Gas-forming reactions
An example of a gas-forming reaction is that which occurs when a metal carbonate such as calcium carbonate (CaCO3, the chief component of limestone, seashells, and marble) is mixed with hydrochloric acid (HCl) to produce carbon dioxide.
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