SEPARATION TECHNIQUES

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Fig 3: Sublimation of ammonium chloride. (Source: NCERT, Science IX, p. 8) Mixture of Solids Sublimation Sublimation is a process in which some solids, on heating, are transformed directly to vapour without passing through the liquid phase. This technique can be used to separate a mixture of solids, one of which can undergo sublimation.

  Sublimation