Boiling of water is a physical change, but boiling of egg is a chemical change. Why?

Digestion of food is a chemical change.

Why is spoiling of food a chemical change?

Is rotting fruit a chemical change?

Boiling of egg results in ___change.

Physical Change : Boiling : : Chemical Change : ________.

Assertion (A) : The explosion of fire cracker is a physical change. Reason (R) : A physical change is a reversible change.

The chemical change is _____

Distinguish physical and chemical changes.

Assertion : The explosion of fire cracker is a physical change. Reason : A physical change is a reversible change.