Properties and uses of some metals
3 marks · EasyAnswer the following about metals:
Name two physical properties of copper.
State one use of iron or steel.
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(a) Copper is a good conductor of electricity and is malleable.
(b) Iron or steel is used for making construction girders (accept most construction-related uses).
Common mistakes: Chemical properties instead of physical properties; non examples ("brown colour")
Show mark scheme and worked solution
Marking points
B1 (a) · 1 mark · States any correct physical property (e.g., good electrical conductor, malleable, ductile, high melting point).
B2 (a) · 1 mark · States a second correct property, different from the first.
B3 (b) · 1 mark · States a correct use of iron or steel (e.g., construction girders, bridges, tools).
Worked solution
a) Copper is a good conductor of electricity and is malleable. b) Iron or steel is used for making construction girders.