(a) What is sublimation? Name two substance (other than ammonium chloride) which undergo sublimation.
(b) Draw a labelled diagram of the experimental set-up to demonstrate the sublimation of ammonium chloride.

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Solution

(a) Sublimation can be defined as the process in which the solid phase of the matter directly converts to the gaseous phase. For eg. camphor, naphthalene.

(b) Setup to demonstrate the sublimation of ammonium chloride:

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