Question

Why does camphor disappear without leaving any residue?

Answer 1

Camphor have very low boiling point so it disappears in room temperature without leaving any residue

Answer 2

Answer :

Camphor disappear without living any residue because it is a sublimate substance. It has very low boiling point. It has no foreign materials so that it doesn't reduce any residue.

Boiling point is a point of temperature where any substance convert into gaseous state. For example water convert into steam at 100°C.

Sublimate substances are those substance which directly convert solid state into the gaseous state without leaving in liquid state. For example:- Camphor and Naphthalene balls.