Question

6Give reason for the following observation
(c) Naphthalene balls disappear without leaving any solid.​

Answer 1

Explanation:

Certain solids such as iodine, camphor, naphthalene,etc.,on heating change directly from the solid state into gaseous state. This phenomenon is termed as Sublimation.

Hope it helps you.

Answer 2

Answer:due to sublimation

it is the process in which material or particle gets directly converted into gas without passing through liquid phase!!!