Question

how can we separate a mixture of iodine, camphor and ammonium chloride

Answer 1

Mixture of ammonium chloride (soluble) and iodine (insoluble) can be separated by the technique solvent extraction or u can use sublimation

Answer 2

We can separate a mixture of iodine, Camphor and ammonium chloride by the process of sublimation because when we give heat to these solids then they directly converted from solid to gas without passing through the liquid.