C2

Question 1

Alloy

Answer 1

A mixture of 2 or more substances in a metal mixture

Question 2

Boiling point

Answer 2

The temperature at which a liquid will evaporate into a gas

Question 3

Chemical formula

Answer 3

A description of chemical symbols showing the elements present in a compound and their relative proportions

Question 4

Compound

Answer 4

2 or more elements chemically combined

Question 5

Condense

Answer 5

The change of state from gas to liquid

Question 6

Condenser

Answer 6

a piece of apparatus used to cool a substance from gas to liquid

Question 7

Crystallisation

Answer 7

The process of evaporating a solvent from a solute producing crystals

Question 8

Distillation

Answer 8

Separating different liquids due to their boiling points

Question 9

Evaporate

Answer 9

The change of state from liquid to gas

Question 10

Relative Atomic Mass

Answer 10

The mean or average mass of an atom of an element compared to 1/12 the mass of Carbon -12

Question 11

Residue

Answer 11

Insoluble material that remains in the filter paper after filtration

Question 12

Saturated

Answer 12

When a solution has reached the maximum mass of solute at a given temperature. Over saturated solutions in crystallisation form crystals

Question 13

Simple distillation

Answer 13

The process of Seperating a liquid from a solution based on boiling points

Question 14

Soluble

Answer 14

A solute which will dissolve in a particular solvent

Question 15

Solute

Answer 15

The substance which dissolves in a solvent

Question 16

Solution

Answer 16

A mixture formed when a solute dissolves in a solvent

Question 17

Solvent

Answer 17

The liquid that can dissolve a solute in order to from a solution

Question 18

Ionic bond

Answer 18

Strong electrostatic forces of attraction between oppositely charged ions

Question 19

Covalent bond

Answer 19

A strong force of attraction between the positive nuclei of atoms and the negative,shared pair of electrons

Question 20

Giant covalent structure

Answer 20

The arrangement of non metals he,d by strong covalent bonds in a regular lattice structure

Question 21

Simple molecule

Answer 21

A molecule consisting on non metals joined together by covalent bonds with weak intermolecular forces between molecules

Question 22

Polymer

Answer 22

Large molecules formed by a chain of many smaller molecules called monomers

Question 23

Fullerenes

Answer 23

Allotropes of carbon with molecules shaped like hollow balls or tube

Question 24

Allotrope

Answer 24

A different form of the same event. That exists in the same state but with a different atomic arrangement

Question 25

Nanoparticles

Answer 25

Particles between 1nm to 10nm in size which have a high surface area to volume ratio