Question

Give an example of a decomposition reaction. Describe any activity to illustrate such a reaction by heating

Answer 1

Answer:caco3 -> cao + CO2

When calcium carbonate is heated it produces calcium oxide & carbon dioxide

Answer 2

Answer:

Explanation:

            heat

CaCO3----->CaO+CO2

take a CaCO3

heat the CaCO3

the CO2 gas will form

to check the gas pass it on the lime water

if it turns milky and disapear then we can conform that CO2 is evolved