Exploring Oxidation and Displacement Reactions

What is oxidation in terms of electron transfer?

• Gain of electrons

• Loss of electrons

• Sharing of electrons

• No change in electrons

Which of the following is an example of an oxidation reaction?

• Rusting of iron

• Melting of ice

• Boiling of water

• Dissolving sugar in water

In a metal displacement reaction, which metal will displace another?

• A less reactive metal will displace a more reactive metal

• A more reactive metal will displace a less reactive metal

• Metals do not displace each other

• Both metals will displace each other

Which of the following metals is the most reactive?

• Gold

• Silver

• Potassium

• Copper

What is the reactivity series?

• A list of metals arranged in order of their atomic number

• A list of metals arranged in order of their reactivity

• A list of metals arranged alphabetically

• A list of metals arranged by their density

Which metal will displace copper from copper sulphate solution?

• Silver

• Gold

• Zinc

• Platinum

What happens to iron when it rusts?

• It gains electrons

• It loses electrons

• It remains unchanged

• It becomes a liquid

Which of the following is a correct example of a metal displacement reaction?

Which metal is less reactive than iron?

• Magnesium

• Zinc

• Copper

• Aluminium

What is the product formed when magnesium reacts with oxygen?

• Magnesium oxide

• Magnesium sulphate

• Magnesium chloride

• Magnesium nitrate