Which separation techniques will you apply for the separation of the following?
$(a)$ Oil from water.
$(b)$ Tea leaves from tea.
$(c)$ Iron pins from sand.
$(d)$ Wheat grains from husk.
$(e)$ Fine mud particles suspended in water.

Give an example each for the mixture having the following characteristics. Suggest a suitable method to separate the components of these mixtures:
$(a)$ $A$ volatile and a non-volatile component.
$(b)$ Two volatile components with appreciable difference in boiling points.
$(c)$ Two immiscible liquids.
$(d)$ One of the components changes directly from solid to gaseous state.
$(e)$ Two or more coloured constituents soluble in some solvent.

Jessica saw her mother rotating a milk churner in a container of milk. She was surprised and asked her mother why she was doing that. Her mother smiled and explained that she was separating cream from milk,which would be used in various dishes.
$(a)$ What kind of qualities are shown by Jessica's mother?
$(b)$ How is cream easily separated from milk by a milk churner?

Salt can be recovered from its solution by evaporation. Suggest some other technique for the same?

What is meant by crystallisation? How is impure copper sulphate purified by the process?

Can we separate alcohol dissolved in water by using a separating funnel? If yes,then describe the procedure. If not,explain.