Question

observe the experiment and answer the following questions.

1.name the gas evolved when calcium carbonate is heated.
2.give the chemical formula of lime water.
3.identify the type of chemical reaction .
4. write the blanced chemical equation for this reaction .
5.give other example for this type of reaction.​

Answer 1

Answer:

Explanation:

1. CO2

2. CaO

3. Decomposition reaction

4. CaCO3-----> CaO +CO2

5. 2H2O-------> 2H2 + O2