Question

The change of a solid directly into its vapour state without passing through the liquid state is called _______.

Answer 1

Sublimation:

• Sublimation is a process in which a solid substance is directly converted into its gaseous state without passing through the liquid state.
• The process of sublimation is used to separate a mixture containing a constituent that sublimes.
• Therefore, the change of a solid directly into its vapour state without passing through the liquid state is called sublimation.