8F
Quick Quiz 2
On your answer sheet, write in the correct letter for each question.
8Fa
1 Chemical elements:
A are always solids.
B cannot be split into anything simpler.
C can be split up using electricity.
D can be split up by heating them.
2 Which of these materials is found naturally in
tiny pieces?
A gold
B aluminium
C glass
D bronze
3 Which of these metals is a mixture?
A aluminium
B bronze
C iron
D copper
4 Which metal was only discovered after the
invention of the electric cell (battery)?
A gold
B copper
C aluminium
D bronze
8Fb
1 The smallest part of an element is called:
A a compound.
B an ion.
C an atom.
D a molecule.
2 In Britain, we use the chemical symbol Fe for
the element iron. What symbol would they
use in France?
A Ir
B Fe
CI
D You can’t tell unless you know the word for
iron in French.
Exploring Science
edition
3 Which of these pictures shows the particles in
a solid, pure metal?
A
B
C
D
4 The correct way to write the chemical symbol
for the element calcium is:
B ca.
A CA.
C Ca.
D CA.
8Fc
1 Which list contains only metals?
A copper, gold, sulphur
B copper, gold, silver
C silver, oxygen, iodine
D oxygen, iodine, sulphur
2 Which list contains three typical properties of
metals?
A good conductor of electricity, strong, high
melting point
B poor conductor of electricity, weak, low
melting point
C good conductor of heat, brittle, low
melting point
D poor conductor of heat, strong, high
melting point
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8F
Quick Quiz 2 (continued)
3 Which list contains three typical properties of
non-metals?
A poor conductor of heat, strong, high
melting point
B good conductor of heat, brittle, low
melting point
C poor conductor of electricity, weak, low
melting point
D good conductor of electricity, strong, high
melting point
4 Copper is used for electrical wiring because it
is:
A flexible and a good conductor of heat.
B flexible and a good electrical conductor.
C shiny and a good electrical insulator.
D shiny and flexible.
8Fd
1 A compound contains:
A only one type of atom.
B only one element.
C at least two elements joined together.
D only two elements joined together.
2 The smallest particle of water with the
formula H2O is called:
A a molecule.
B an ion.
C an atom.
D an element.
3 When iron rusts it turns into iron oxide. If you
started with 100 g of iron, the mass of the
rust formed would be:
A less than 100 g.
B exactly 100 g.
C impossible to predict.
D more than 100 g.
4 The chemical with the formula NH3 is usually
known as ammonia. It could also be called:
A nitrogen oxide.
B nitrogen hydride.
C nitrogen hydrate.
D nitrogen hydroxide.
8Fe
1 If you wash a glass bottle and fill it up with
drink again this is:
A renewing.
B recycling.
C re-use
D retailing.
2 Aluminium is made from aluminium ore by:
A passing a current through the solid ore.
B heating the ore until it melts and then
passing a current through it.
C heating it up in a furnace.
D mixing it with charcoal and heating it.
3 Recycling aluminium cans:
A saves energy but means that more ore is
used.
B saves on ore and landfill costs, and also
saves energy.
C saves on ore and landfill costs, but needs
more energy.
D avoids landfill, but needs more energy.
4 Paper manufacture can be sustainable
because:
A it is made from crude oil, which is a fossil
fuel.
B it is made from crude oil, which is a
renewable resource.
C it is made from wood, which is a fossil fuel.
D it is made from wood, which is a renewable
resource.
Page 2 of 2
Exploring Science
edition
© Pearson Education Limited 2008