Question

What happens when Calcium carbonate is heated to 1200 K?

(a) Carbon Monoxide

(b) Calcium hydroxide

(c) Calcium Oxide

(d) Both (2) and (3) are correct

(1) Carbon monoxide

(2) Calcium hydroxide

(3) Calcium oxide

(4) Both (2) & (3) 

​

Answer 1

Answer:

When calcium carbonate is heated at 1200 K, it decomposes to evolve Carbon dioxide. It is used in the manufacture of quick lime and as a building material in the form of marble.

Explanation:

Hope this answer may helpful for you ☺️

Answer 2

both (2) and (3) are correct