Year 8 Unit 8F End of Unit Quick Quiz

Chemical elements:

• are always solids

• can be split up by heating them

• can be split up using electricity

• cannot be split into anything simpler

Which of these materials is found naturally in tiny pieces?

• glass

• aluminium

• gold

• bronze

Which of these metals is a mixture?

• iron

• copper

• aluminium

• bronze

Which metal was only discovered after the invention of the electric cell (battery)?

• gold

• aluminium

• copper

• bronze

The smallest part of an element is called

• an atom

• a molecule

• a compound

• an ion

In Britain, we use the chemical symbol Fe for the element iron. What symbol would they use in France

• Ir

• I

• Fe

• You can’t tell unless you know the word for iron in French

Which of these pictures shows the particles in

a solid, pure metal?

• 
• 
• 
• 

The correct way to write the chemical symbol for the element calcium is:

• CA

• Ca

• ca

• C_A

Which list contains only metals?

• copper, gold, silver

• copper, gold, sulphur

• silver, oxygen, iodine

• oxygen, iodine, sulphur

Which list contains three typical properties of metals?

• good conductor of heat, brittle, low melting point

• poor conductor of heat, strong, high melting point

• good conductor of electricity, strong, high melting point

• poor conductor of electricity, weak, low melting point