Skip to content
Get started
Chemistry 0620

9. Metals

Properties and uses of metals, alloys, the reactivity series, corrosion and extraction.

  1. 9.1

    Properties of metals

    General physical properties of metals compared with non-metals.

    Full lesson1 questions3 cardsReview first: 2.7
    • 9.1.1Describe the general physical properties of metals and compare them with non-metals.
  2. 9.2

    Uses of metals

    Uses of aluminium and copper linked to their properties.

    Full lesson1 questions2 cardsReview first: 9.1
    • 9.2.1Explain the uses of aluminium and copper in terms of their properties.
  3. 9.3

    Alloys and their properties

    Why alloys are harder than pure metals, and examples including brass and steel.

    Full lesson1 questions3 cardsReview first: 9.1
    • 9.3.1Describe an alloy and explain in terms of structure why alloys are harder than pure metals.
  4. 9.4

    The reactivity series

    Order of reactivity, reactions with water and acid, and displacement reactions.

    Full lesson1 questions2 cardsReview first: 9.1
    • 9.4.1Place metals in order of reactivity using their reactions with water, steam and dilute acid.
    • 9.4.2Explain displacement reactions of metals in terms of relative reactivity and electron transfer.
  5. 9.5

    Corrosion of metals

    Rusting of iron, the conditions required, and methods of prevention.

    Full lesson1 questions4 cardsReview first: 9.4
    • 9.5.1State the conditions required for iron to rust and describe barrier and sacrificial methods of prevention.
  6. 9.6

    Extraction of metals

    Extraction methods linked to reactivity, including the blast furnace and electrolysis of aluminium oxide.

    Full lesson2 questions4 cardsReview first: 9.4, 4.1
    • 9.6.1Relate the method of extraction of a metal to its position in the reactivity series.
    • 9.6.2Describe the extraction of iron in the blast furnace, including the main equations.