WorksheetsProperties and uses of metals
Total questions: 20
Worksheet time: 19mins
Which of the following equation is correct when metals react with acids?
metal + acid → salt + hydrogen
metal + acid → metal hydroxide + hydrogen
metal + acid → metal oxide + hydrogen
metal + acid → metal oxide
Which metal would be suitable for all of the following uses?
# Making aircraft bodies
# Making food containers
# Making overhead power cables
aluminium
mild steel
gold
pure iron
Which two elements make up mild steel?
aluminium and magnesium
iron and carbon
copper and zinc
tin and lead
(a) is used in light bulbs and distress flares.
Gold and platinum do not react with oxygen in air.
TRUE
FALSE
Iron is considered as the most useful metal but its main disadvantage is that it (a) .
The metal potassium is stored under oil because it rusts.
TRUE
FALSE
The salt produced when zinc reacts with nitric acid is (a) .
What is a major use of aluminium?
making brass
making cutlery
making electrical wiring
making food containers
Which object is least likely to contain aluminium?
a bicycle frame
a saucepan
a hammer
an aeroplane body
Which metal is commonly used to form alloys with a non-metallic element?
copper
magnesium
iron
zinc
Which property do all metals have?
Their boiling points are low.
Their densities are low.
They conduct electricity.
They react with water.
Tin and lead are used to make the alloy (a)
An alloy is the mixture of metals with metals only.
TRUE
FALSE
When potassium reacts with water, hydrogen gas is produced and (a) flames shoot out.
The gas produced in the reaction of metal carbonate and acid is ______________
Oxygen
Carbon Dioxide
Hydrogen
Nitrogen
Hydrochloric acid reacts with sodium hydroxide to give (a)
Copper reacts with oxygen to form (a) which is black in colour.
Aluminium and Copper is mixed together to make an alloy which is used for making aeroplane bodies and alloy wheels. What is the name of the alloy?
Duralumin
Bronze
Steel
Brass
(a) is used to coat the copper wires in electric cables.
