Which type of liquid mixture solutions can be separated by simple distillation?

Which type of liquid mixture solutions are separated by fractional distillation?

Which type of mixture air is ?

The components of sugar solution can be separated by:

What is the type of air mixture ?

What are the types of mixtures ?

True or false ? A mixture of milk and water can be separated by filtration.

Why is crystallisation better than simple distillation ?

Components of a binary mixture of two liquids A and B were being separated by distillation. After some time separation of components stopped and composition of vapour phase becomes same as that of liquid phase. Both the components started coming in the distillate. explain why this happened.