What is distillation? List the two conditions essential for using this as a method of separation of components of a mixture.

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(N/A) Distillation is the process of heating a liquid to form vapour and then cooling the vapour to get back the liquid.
Conditions:
$(i)$ The components of the mixture should boil without decomposition.
$(ii)$ There should be a sufficient difference in the boiling points of the components.

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