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Mention about the purification of (a) an...

Mention about the purification of (a) aniline and (b) naphthalene

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(a) Aniline can be purified by steam distillation because It is immiscrible with water and steam volatile,
(b) Napthalene can be purified by sublimation it change on heating directly to vapour state and on cooling, it changes back into solid form.
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