Method of Mixtures

Question 1

mixtures

Answer 1

two or more elements or compounds not chemically combined together

Question 2

filtration

Answer 2

• separating an insoluble solid from a liquid

example : to get sand from a mixture of sand, salt and water

Question 3

crystallisation

Answer 3

• to separate a solid from a solution

example: to obtain pure crystals of sodium chloride from salt water

Question 4

simple distillation

Answer 4

• to separate a solvent from a solution

example: to get pure water from salt water

Question 5

fractional distillation

Answer 5

• separating a mixture of liquids each with different boiling points
  example: to separated the different compounds of crude oil