Define sublimation
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change of solid to gas directly
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Sublimation :
The process in which solid changes directly into a gaseous state on heating is known as sublimation.
The sublime substance - the substance which changes directly into a gaseous state on heating is called a sublime substance.
Examples of sublime substances -
camphor, iodine, naphthalene, ammonium chloride.
Sublimation is used to separate the mixture of sublime and other non-sublime substance.
Example -
sand and camphor,
ammonium and sand
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