Displacement Reactions

What is a displacement reaction?

• A reaction where a less reactive metal replaces a more reactive metal in a compound.

• A reaction where a more reactive metal replaces a less reactive metal in a compound.

• A reaction where two metals combine to form a new compound.

• A reaction where a metal dissolves in water.

Which metal will displace copper from copper(II) sulfate solution?

• Zinc

• Silver

• Magnesium

• Gold

What is the balanced symbol equation for the reaction between magnesium and copper(II) sulfate?

What is the ionic equation for the reaction between magnesium and copper(II) ions?

What happens to the colour of the solution during the reaction between magnesium and copper(II) sulfate?

• It turns red.

• It turns blue.

• It fades to colourless.

• It turns green.

What is the half equation for the oxidation of magnesium?

What is the half equation for the reduction of copper(II) ions?

What is oxidation in terms of electron transfer?

• Gain of electrons

• Loss of electrons

• Sharing of electrons

• No change in electrons

What is reduction in terms of electron transfer?

• Gain of electrons

• Loss of electrons

• Sharing of electrons

• No change in electrons

What type of reaction is a displacement reaction also known as?

• Combustion reaction

• Redox reaction

• Neutralisation reaction

• Precipitation reaction