CHEMISTRY FORM FOUR MOCK EXAMINATION 2026 BARIADI DC
5. A form two student from NITEKELA secondary school was given mixture containing iron fillings, sand and common salt collected from laboratory waste container. The student was required to separate three substances and recover each component in pure form. The available apparatus included magnet, beaker, water, filter paper, funnel, evaporating dish and Bunsen burner.
(a) What is the aim of the experiment (02 Marks)
(b) Identify the separating method used to separate (02 Marks)
(i) Iron fillings from the mixture
(ii) Salt from the salt solution
(c) Arrange the separation methods in a correct order basing on the experiment performed above (03 Marks)
(d) Write the procedures to be followed for the experiment above
