Study the given Venn diagram carefully. The centre point X represents

Options

A. Burning of paper
B. Dissolving salt in water
C. Boiling of an egg
D. Bursting of a balloon.

Answer

C

Explanation

Centre point X represents a chemical, irreversible and slow change. Burning of paper. is a chemical, irreversible and fast change, .dissolving salt in water. and .bursting of a balloon. are physical changes while .boiling of an egg. is a slow, chemical, irreversible change.