Science Separating Mixtures (Keyword)

Boiling

The change of state from a liquid to a gas.

Boiling point

The temperature at which a substance changes state from a liquid to a gas.

Chromatography

Used to separate different coloured substances.

Condensation

The change of state from a gas to a liquid.

Crystallisation

The process of evaporating a solvent from a solution, leaving crystals of the solute behind.

Dissolve

When a solute mixes completely with a solvent to make a solution.

Distillation

A separation technique that separates substances by boiling and condensing.

Evaporation

The process of a liquid turning into a gas slowly.

Filtrate

The liquid collected after filtration.

Filtration

A separation technique that uses filter paper to remove an insoluble substance from a liquid.

Insoluble

A substance that will not dissolve in a liquid.

Mixture

Two or more pure substances mixed together, whose properties are different from the individual substances.

Residue

The solid left in the filter paper after filtration.

Saturated solution

A solution where no more solute can dissolve.

Soluble

A substance that can dissolve in a liquid.

Solute

A substance that dissolves in a liquid.

Solvent

A substance, usually a liquid, that dissolves another substance.

Solution

A mixture formed when a solute dissolves in a solvent.

Solubility

The maximum mass of solute that dissolves in a certain volume of solvent.

Unsaturated solution

A solution where more solute can still dissolve.