Question

give a brief outline of the process of explosion of crackers, clearly highlights the changes taking place in the combustible material in them​

Answer 1

Explanation:

give a brief outline of the process of explosion of crackers, clearly highlights the changes taking place in the combustible material in them

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Answer 2

Answer:

Explosion of a Cracker is a  chemical change .

Reason:

⇒In chemical change , chemical properties of substances are changed and a new substances are formed.

⇒Explosive reactants[like nitrogen, carbon,sulphur etc] are transformed into gaseous products[like NO2,Co2,SO2] which are different from reactants along with liberation of heat, light and sound energy .

⇒And this change cannot be reversed .

Hence it is a chemical change