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WorksheetsS3 Unit 3
Total questions: 20
Worksheet time: 15mins
Which of the following is an alloy?
Gold
Brass
Copper
Lithium
Which metal does not react with oxygen?
Potassium
Magnesium
Iron
Gold
What is formed when magnesium reacts with oxygen?
Magnesium hydride
Water
Magnesium oxide
Magnesium hydroxide
Which of the following will react with water?
Sodium
Silver
Copper
Gold
What gas is formed when lithium is added to water?
Oxygen
Carbon dioxide
Hydrogen
Nitrogen
Name the two substances formed when a metal is added to acid.
Salt and oxygen
Salt and water
Salt and hydrogen
Salt and carbon dioxide
What salt is formed when sodium reacts with hydrochloric acid?
sodium hydride
sodium chloride
sodium hydrochloride
sodium hydrooxide
What is the test for hydrogen gas?
Add a lit splint, the hydrogen will put the flame out
Add limewater, it turns cloudy
Add a glowing splint, it will relight
Add a lit splint, the hydrogen burns with a pop
Which of the following metals is the most reactive?
Gold
Lead
Sodium
Zinc
What is the purpose of the electrolyte in an electrochemical cell?
It conducts electricity
It stops electricity flowing
It produces electricity
It reacts
What type of particle flows through the wires in an electrochemical cell?
Protons
Neutrons
Ions
Electrons
An electrochemical cell was set up using magnesium and zinc. Which statement is correct?
The electrons will flow from the zinc to the magnesium
The electrons will flow from the magnesium to the zinc.
The electrons will not flow at all
The ions will flow from the magnesium to the zince
An electrochemical cell was set up pairing copper with different metals. Which metal would give the highest voltage?
Lead
Copper
Iron
Zinc
Which metal would displace iron from iron nitrate?
Aluminium
Silver
Tin
Nickel
What metal is the Statue of Liberty made from?
Iron
Tin
Silver
Copper
Name the type of reaction that occurs when iron reacts with water and oxygen.
Neutralisation
Combustion
Corrosion
Rusting
Which of the following metals will not corrode?
Lithium
Gold
Zinc
Copper
What substance is used to detect rust?
Universal indicator
pH paper
Ferroxyl indicator
Bromine water
Which of the following is not a method of physical protection?
Connecting metal to a battery
Painting the metal
Coating the metal in plastic
Covering the metal in grease
What does the term ductile mean?
Can conduct electricity
Can conduct heat
Can reflect light
Can be stretched into wires
