Question

camphor disappears without leaving any residue .explain

Answer 1

Because of sublimation as in sublimation one solid substance directly change into gaseous state

Answer 2

Answer: Because it is a sublimating substance.

Explanation:

Camphor is a substance which undergoes sublimation reaction.

Sublimation reaction is defined as a physical reaction in which solid state directly gets converted into gaseous state at constant temperature.

$Solid\rightleftharpoons Gas$

The substance undergoing sublimation reaction is known as a sublimating substance.

Camphor is a solid and it directly gets converted into gaseous state without going into the liquid state. Therefore, it does not leave any residue behind.