Question

why is explosion of crackers considered as a chemical change ?​

Answer 1

In explosion of crackers, burning occurs which is a chemical change. As burning is a chemical change, the explosion of crackers is also a chemical change.

Hope it helps.

Answer 2

Answer:

Explosion of a cracker is a chemical change because the explosive reactants are transformed into gaseous products along with heat, light and sound which cannot be reversed. Hence, it is a chemical change.