Question

What information will you get from the given reaction?

\[\ce{CaCO3_{(s)} ->[Δ] CaCO_{(s)} + CO2↑}\]

Answer 1

1. Type of chemical reaction is Decomposition reaction.
2. When lime stone is heated, calcium oxide and CO₂ are produced. When carbon dioxide gas is fed through freshly prepared lime water, insoluble calcium carbonate and water are produced. In this process, lime water becomes milky.
3. It is an Exothermic reaction.