Activity Series

General Activity Series For Metals

most active

Li

Ca

Na

Mg

Al

Zn

Fe

Pb

[H₂]

Cu

Ag

Pt

least active

The activity series is given above. When a piece of zinc is dropped into a container of iron (III) chloride solution, what is the correct chemical reaction?

• No reaction

• 2Fe + 3ZnCl2 → 3Zn + 2FeCl3

• Zn + FeCl2 → Fe + ZnCl2

• 3Zn + 2FeCl3→ 2Fe + 3ZnCl2

• Fe + ZnCl2 → Zn + FeCl2

Which one or more of the following statements is true?

• Fluorine will displace bromine, chlorine and iodine

• Metals below hydrogen will usually displace hydrogen from acids

• The more reactive magnesium never displaces the less reactive copper

• A metal in the reactivity series can displace any metal below it in the series

General Activity Series For Metals

most active

Li

Ca

Na

Mg

Al

Zn

Fe

Pb

[H₂]

Cu

Ag

Pt

least active

The activity series is given above. When a piece of iron is dropped into a container of zinc chloride solution, what is the correct chemical reaction?

• Fe + ZnCl2 → Zn + FeCl2

• 3Zn + 2FeCl3→ 2Fe + 3ZnCl2

• Zn + FeCl2 → Fe + ZnCl2

• 2Fe + 3ZnCl2 → 3Zn + 2FeCl3

• No reaction

Which metal can replace iron in a single-replacement reaction?

• cadmium

• mercury

• chromium

• lead

General Activity Series For Metals

most active

Li

Ca

Na

Mg

Al

Zn

Fe

Pb

[H₂]

Cu

Ag

Pt

least active

The activity series is given above. Which one or more of the following reactions cannot happen?

• 3Fe + 4H2O → Fe3O4 + 4H2

• 2Al + 6HCl → 2AlCl3 + 3H2

• 2Ag + 2HCl → 2AgCl + H2

• Pb + Fe2O3 → Pb2O3 + 2Fe

• Al + Na2SO4 → Al(SO4)3 + Na