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Dear student,
A change of state directly from solid to gas without changing into a liquid state is called sublimation. For example, when ammonium chloride is heated, it changes directly from the solid-state into the gaseous state. Similarly naphthalene balls, dry ice also undergo sublimation.
Figure: Sublimation of ammonium chloride
Regards
A change of state directly from solid to gas without changing into a liquid state is called sublimation. For example, when ammonium chloride is heated, it changes directly from the solid-state into the gaseous state. Similarly naphthalene balls, dry ice also undergo sublimation.
Figure: Sublimation of ammonium chloride
Regards