Question

Give the balanced chemical equation when limestone is heated

Answer 1

Limestone is mainly calcium carbonate.
CaCO3----------->CaO+CO2

Answer 2

Answer:

CaCO3 (s)  CaO (s) + CO2 ↑

Explanation:

If you don't understand this please check science part-1 state board book page no. 32 second last equation or look at the attachment