Seperation Techniques

Question 1

Hand sorting

Answer 1

Using your hands to sort out substances based on their color, size or shape.

Question 2

Sieving

Answer 2

Separates solid particles where the particles are different sizes.

Question 3

Magnetism

Answer 3

If you have a mixture which contains a magnetic substance, you can use a magnet to separate the mixture.

Question 4

Decanting

Answer 4

Separates two immiscible liquids or a liquid from a solid. Oil and water can be separated this way as can a mixture of a liquid and solid where the solid has settled to the bottom of the container.

Question 5

Filtration

Answer 5

Separates an insoluble solid from a liquid.

Question 6

Evaporation

Answer 6

Separating a soluble solid from a liquid by evaporating the liquid away.

Question 7

Chromatography

Answer 7

Separation of colored liquids/mixtures of colored compounds.

Question 8

Distillation

Answer 8

To separate liquids with different boiling points, or a solid from a liquid when you want to keep the liquid.