Question

.......occure when cracker is ingnited​

Answer 1

Answer:

When a cracker is ignited, a sudden reaction takes place with the evolution of heat, light and sound. A large amount of gas formed in the reaction is liberated. Such a reaction is called explosion. Explosion can also take place if pressure is applied on the cracker.

Answer 2

Explanation:

A large amount of gas formed in the reaction is liberated.