Displacement reaction

Select the keyword that matches the description below.

"A reaction involving a more reactive metal removing a less reactive metal from a compound"

• Oxidation

• Displacement

• Reduction

• Decomposition

Reaction or no reaction?

Lead + copper sulphate ==>

• No reaction

• Reaction

Using your understanding of the reactivity, why is gold used to make jewellery?

• Unreactive

• Shiny

• Malleable

• High melting point

Why are alkali metals stored in oil?

• To extract oil from the metals

• To make the metals float

• To make the metals shiny

• To prevent the metals from reacting with water in the air

What would you NOT observe in the reaction below?

Zinc (s) + Copper Sulphate (aq) ==> Copper (s) + Zinc Sulphate (aq)

• Change in the colour of the solution

• Formation of a brown/reddish solid

• A metal dissolving

• Fizzing or a gas produced

Why is carbon used to extract iron ore?

• Iron is more reactive than carbon

• Carbon is more reactive than Iron

• Iron has more electrons than carbon

• Carbon has less electrons than iron