Particle Theory And Separation

Question 1

Mixture

Answer 1

Mixture – consists of two or more
substances mingled together but not
chemically combined

Question 2

Filtration

Answer 2

Filtration – used to separate an
insoluble solid and a liquid

Question 3

Insoluble

Answer 3

Insoluble – does not dissolve in a
liquid

Question 4

Soluble

Answer 4

Soluble – dissolves in a liquid

Question 5

Residue

Answer 5

Residue - the soil left in the filter paper after
filtration

Question 6

Filtrate

Answer 6

Filtrate - the clean water that comes after
filtration

Question 7

Evaporation

Answer 7

Evaporation - used to separate a soluble solid
from a liquid e.g. salt and water

Question 8

Solvent

Answer 8

Solvent - the liquid that a solid is dissolved
into

Question 9

Solute

Answer 9

Solute - the solid that is left behind after
evaporation

Question 10

Distillation

Answer 10

Distillation - method of separation used to
separate a soluble solid and its solvent, or two
miscible liquids with different boiling points

Question 11

Miscible

Answer 11

Miscible - Liquids that mix together e.g.
alcohol and

Question 12

Liebig condenser

Answer 12

Liebig condenser - piece of equipment used in
 distillation in which cool water flows to
condense steam to water

Question 13

Distillate

Answer 13

Distillate - clean water at the end of distillation

Question 14

Chromatography

Answer 14

Chromatography - used to separate mixtures
of substances that are in a solution e.g. dyes in
ink

Question 15

Reactant

Answer 15

Reactant: chemicals that react together in a
chemical reaction

Question 16

Products

Answer 16

Products: the substances formed after a
chemical reaction