Chemistry 5070 · O Level · Extraction of metals

Extraction of metals — practice question

The illustration shows how the atoms are arranged in a metal.
(a(i))[2]

Using this structure, explain why metals are malleable.

(a(ii))[1]

Using this structure, explain why metals conduct electricity.

(b)[1]

Use the information in the table to arrange calcium, iron, silver and titanium in order of reactivity.

(c(i))[3]

Calculate the greatest mass of iron that can be obtained when $14.4\,\text{g}$ of iron(III) oxide is reduced by excess carbon monoxide. Give your answer to three significant figures.

(c(ii))[2]

Calculate the greatest volume of carbon dioxide, in $\text{dm}^3$, that is made by this reaction at room temperature and pressure.

Worked solution & mark scheme

This 9-mark question has a full step-by-step worked solution and mark scheme. One marking point: A reference to layers

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI